T480 undervolt linux

T480 undervolt linux. exe = latest) and Thunderbolt Firmware Update Utility ( n24th13w. Type the following command: sudo apt install python3-pip. The best way to use Optimus and multi-monitor is to install Ubuntu 18. Colors are great but it has noticeable ghosting and im still having scaling issues in Linux. If you really want to get something newer, sure it wont hurt! I’d just say t480 is better than t480s if you want to upgrade ram in future. gelomon. However, this will require much more than the specified TDP of 15 W For example I charge my personal t480 and the t14 gen2 from work, with an Anker 60w. which returned. 110V worked. ago. - GitHub - the-mrd/lenovo-throttling-fix: Workaround for throttling issues on Lenovo T480 / T480s / X1C6 in Linux. Additionally, I wanted to have the possibility to modify the power consumption of my Thinkpad manually. For me, this was a bigger win than anything else. It's for the i5-7300U T470s. 04 version is not yet as good. Since kernel 5, I have set the Thunderbolt bios setting to the Windows setting; with earlier kernels, the Linux setting made a big difference to power management, but recent kernels work the same as Windows in my testing. MD5 / SHA1 / SHA256 Checksum. Turn on or restart your Laptop. Plug in the bootable USB drive. Intel i7-8650U- 16GB RAM (1 module) 500GB M. Is it because the bios is updated for the plundervolt attack? Undervolting a ThinkPad. 1, running Kubuntu with 5. If you are going with Linux or need battery life, I would avoid anything beyond the FHD screens. You can turn off Turbo Boost on Windows, by setting the maximum processor state to 99%. For future upgrades: Keyboard - currently it is Scandinavian, but planning to change to international of US spec. My problem is that, while plugged in, no matter the offset, when benchmaking the result is allways the same, the frequecy goes to the max, 33999MHz of core speed, and the bench result is also always the same, in between 21'6 and 21'9 sec. TDP unlock + undervolt lead to 4539 Points at Cinebench R23 multi, around 3,35 Ghz average, 97 degree. 31. Workaround for Intel throttling issues in Linux. 5. If you want to use a DE then go for —as mentioned Fedora, I heard good from battery lifr perspective. I7 will get better performace if you are going to repaste and undervolt. The undervolting options in the Intel XTU were greyed out, so I browsed the internet for solutions and came across ThrottleStop. (As I was using it for thermals, it was already running with systemd permission Better build quality. I use the lenovo throttling fix, ever since I got the T480. Summed up, T480 without dgpu: i5 and i7 have same performance; with dgpu: would only buy i7 if you are sure i5 is too weak for you. 25, prior to Plundervolt mitigation patch (ver. 3kg vs T480 1. I created a small bash program called power. Nvidia MX150. sudo fwupdmgr get-devices. kendoor. Concerning the screen, i got the wqhd one. \n This script forces the CPU package power limit (PL1/2) to 44 W (29 W on battery) and the temperature trip point to 95 'C (85 'C on battery) by overriding default values in MSR and MCHBAR every 5 seconds (30 on battery) to block the Embedded The first three tips are especially useful for T480s owners, but the T480 chads are going to benefit hugely from all of these tips too. First shot at undervolting my t480 w/ i5 8350u. i7 8650u, 24GB Ram, 512GB SSD (I was lucky to get the Samsung), WQHD. So far I’m loving it until I got to try undervoting. How you do this on linux depends. Here is the result after booting. 28 and up) - Undervolting used to work (-115mV on core and -110mV on cache), but not anymore, after installing Debian 12 alongside Windows. 04, TLP (default settings), powertop (with --auto-tune). 31, dated 2/19/20, and Throttlestop 9. T480s XTU Undervolting + TDP Results. Flash older bios to fix. 00. ml/c/linux and Kbin. Hi I'm interested in installing this mod on my T480. the least you can is to grab a distribution with fairly new kernel like fedora. So the description ended up in the other post of mine. I then took a Windows image copy, removed the NVME drive and substituted it for a 1Tb version for a The FHD displays are hit or miss. zip. I used some videos that showed how to undervolt the dGPU and lock the frequency in place. 9 kernel, which broke intel-undervolt. I use Gentoo. temperature of 70° becames handy in battery as well: the CPU doesn't get to became much hot, and the on Linux you can try using tools such as tlp (I do not know of similar programmes for other operating systems because I only use Linux) if you do not have an internal battery, install one. The problem is it does not apply that. I've heard from friends I'd consider reliable that iuvolt still works - it may or may not be in your distribution's repos. I read up on a few posts about undervolting and gave it a shot and after messing around and crashing my system a handful of times i have found a pretty stable combo im at -100mv on core and cache and -40mv on the gpu i ran tests on both cpu-z and cinebench and was wondering if Geekbench also worked really well, and would typically freeze my system before a complete run was made. (but not recommended to Linux novices). Note: my T480s is configured with an MX150, and I'm not sure if that played a factor with temperatures Edit: In linux if it's not showing up: I had to toggle the BIOS "Thunderbolt BIOS Assist Mode" to Disabled to get fwupd to see it. This is without any tools like tlp that throttle the performance on battery. • 4 yr. I have a P50 and a T480 (intel only). I was using -140 for cpu which is running fine until I reset bios and reapply and don’t noticed that I put -240 and enabled the override option. exe = 1. My Thinkpad T480's specs: Intel® Core™ i5-8350U CPU @ 1. Reply. May 25, 2023 · Win 11, 10, 8, 7 (32-bit & 64-bit) ThrottleStop_9. Here's what I did to get it working for me on a Thinkpad T480: BIOS assist mode was disabled (original default setting) Go to Lenovo and download the Intel Thunderbolt Software (Version 17. Normal Turbo Boost is set as 15W which I've never tried setting it any higher given the limited cooling solution on the T480s. Reload to refresh your session. I have bios unlocked and all was set to -100mv. org. The problem is that the i7-8650U's base clock is only 1. For this guide, I suggest a Bricked My T480 by undervolting. 1Ghz boost clock indefinitely while accepting a 25W sustained TDP & hovering around 73-75C. I don't expect Linux to necessarily match that, but even still I'm having odd behavior. If you're even slightly technically inclined, I would say Fedora would be worth your time investment r/fedora, assuming a productivity use case. 7Ghz and around 19W sustained TDP on the stock heatsink and its’ similar to slightly higher temps. 19. Works a treat. They say 128 frames /period and 3 periods / buffer but I was getting skips. Mar 16, 2024 · For this guide, I suggest a conservative undervolt of -80mv for your CPU Core. 1. Thanks :) Edit : i7 8650u, 16GB, 256 SSD, FHD touchscreen. For those who want specs. Intel XTU is much better (I've used it for the T470), but I had issues with it (occasionally it forgot the undervolt). sh to change some CPU related settings, based on a supplied command-line argument: Apr 10, 2018 · The Intel Core i7-8550U in the ThinkPad X1 Carbon can reach up to 3. 0 x 2, 16Gb/s. Troubleshooting Thermal throttling. 1 beta. 59-1. My experience: Thinkpad T480 (daily driver) - archlinux. This script forces the CPU package power limit (PL1/2) to 44 W (29 W on battery) and the temperature trip point to 95 'C (85 'C on battery) by overriding default values in MSR and MCHBAR every 5 seconds (30 on battery) to block the Embedded Controller from resetting these values to undervolt is a program for undervolting Intel CPUs under Linux. It was rather easy to install windows to a blank SSD , update the firmware and then replace the SSD with Linux . 26 - the next version, 1. Thinkpad T480 keeps freezing: CPU6: Core temperature above threshold, cpu clock throlled. On my T480, with intel i5-8350U i was able to get a stable undervolt of -160mV on both the CPU and GPU. If you want more of a windows replacement try linux Mint out. Maybe, someone with a T480 can share his/her You should update the firmware, try with fwupd, but reports say the update is not yet available via fwupd. That’s an increase from it settling in at around 2. Both cpus are very good, trump las gen U series and have comparable performance to i7 7700hq from last gen if you unlock the Hi! I recently got a Thinkpad T480, i5-8250u, Kaby Lake Refresh CPU. - mensfeld/lenovo-throttling-fix I see some posts here, and I think the answer is I'm screwed, but just wanted to confirm :) I just reinstalled Windows on my T480s (i5-8250u). Once that is done, click “CPU Cache” and perform the same steps. 0 x 4, 32Gb/s, while the T480 has PCIe 3. I wonder how this compares with others who…. 15. 2212. If you're looking for tech support, /r/Linux4Noobs is a friendly community that can help you. If you have a T480 check your BIOS version, if it is 1. In fact, the battery life is quite similar to what I was getting on the T480 with the two 24 whr batteries. You switched accounts on another tab or window. USB-C / Thunderbolt port does not function. It used to be suggested to run a modest -50mv undervolt on the iGPU, but there’s some consternation about this at the moment. Dual boot with Windows 10 Pro. Downloaded: 7,544,567 times (7. Reply reply jklmjklmjklmjklmjklm Lenovo ThinkPad T480. 3 GHz, limited only by thermal throttling close to 100 C. Awesome info, tried it on my X1 Carbon 6th Gen with the same CPU, and got to -0. LVFS lists an available firmware (20. More information at Lenovo. dll not found" was what I got when I tried to open ThrottleStop. My T480 restarted and never even finished post. 4. I5 will have better performance in stock form. 1/3. , and am now unable to apply an undervolt to my CPU (previously I had it set at -125 mv). Welcome to /r/Linux! This is a community for sharing news about Linux, interesting developments and press. 10 because Ubuntu's prime-select (via the nvidia-prime package) is the best way to handle Optimus on multimonitor. Internal 24wh battery + external 24wh battery (6 hours 15 minutes default battery life on linux, upgradeable to 92wh total) 16 GB RAM (upgradeable to 32GB officially, 64GB unofficially) 1366x768 LCD screen (upgradable to anything from a 1920x1080 screen to a 4k screen I very recently got a shiny new T480 and instantly went the Linux way. I undervolt, but the BIOS change is much bigger. pip is a package manager for python from where we can download packages. On my previously owned Predator Helios 500, the i7 8750h was rock stable for 2 years at -200mV. TDP unlock, no undervolt lead to 4043 points at R23 multi, around 2,95 Ghz average Specs. 0 i. It has two batteries. Mar 24, 2024 · The BIOS Update CD can boot the computer disregarding the operating systems and update the UEFI BIOS (including system program and Embedded Controller program) stored in the ThinkPad computer to fix problems, add new functions, or expand functions as noted below. No nvidia graphics. I just gave up trying to undervolt once I upgraded to 1903. See full list on github. It will be 'more powerful' because it will be pumping out less heat and thus wont have to hold back as much to prevent an overheating event. Hear Fedora 30 has v good power consumption in T480. You signed out in another tab or window. I first tried to undervolt it using intel-undervolt tool available in AUR but it didn't seem to work. It has 65w per port and clean power. Normally if you go undervolting -350mv it must be inmedially get a bluescreen, but it does not bluescreen, so i know the undervolting does not work. I am using ISDT Power 200 with T470. It was entirely TDP throttling having never exceeded 73 Celsius. 0-58-generic). New version of this laptop are supposed to have an 17-hour battery life. I installed all updates via Lenovo Vantage, Windows, etc. Edit: -0. Then I tried throttled (which I's using for thermals and it also has undervolting feature built-in). It's easy enough to do. Final Step: Enabling the intel-undervolt service. Gentoo. Havent had any scaling problems in Windows. Ive followed this Youtube video and its Guide about undervolting a T480, to apply on my case. In Throttlestop, I've: Set my Short and Long Power limits to 33 W Nov 19, 2020 · Laptop Laptop: Thinkpad T480 CPU: i5-8250u GPU: MX150 Windows power options: 'High performance' Windows version: Windows 10 version 2004 / OS Build 19041. This will cause your laptop to run much slower than it could under heavy stress. I'm using the T480 with 8350u and MX150; Running BIOS version 1. Please also check out: https://lemmy. So i bought the Dec 1, 2023 · #1. Could you please provide more information about the purpose of disabling cfg-lock? I've done some research and found that it's mainly useful for hackintosh systems. As I don't have a T480 for personal use, I can not really comment on that. I have found that my T480s with 8550u and no GPU has a serious issue with throttling on Linux only. Better cooling - the T480s is coming with the dual heat pipes (all models), while the T480 is with the single heat pipe unless you get a model with dGpu (something you don't want) Better PCIe speeds - T480s has PCIe 3. 115V crashed after a 5 minute stress test. I was wondering why my used T480 I bought yesterday for CA $160 wasn't showing the Thunderbolt adapter with fwupdmgr, and was going to assume it was busted. T25, CPU -70 mV, GPU -50 mV. This tool was originally developed to fix Linux CPU throttling issues affecting Lenovo T480 / T480s / X1C6 as described here. For other Lenovo products you can check here: This is becoming a problem. Intel used a BIOS 'upgrade' to remove undervolting, if you did not upgrade your BIOS or you use a hacked version of the newer BIOS you can still undervolt. The BIOS Update CD can boot the computer disregarding the operating systems and update the UEFI BIOS (including system program and Embedded Controller program) stored in the ThinkPad computer to fix problems, add new functions, or expand functions as noted below. WARNING: Only enable the service after finding stable values, enabling the service will apply the values in /etc/intel-undervolt. The CPU package power limit (PL1/2) is forced to a value of 44 W (29 W on battery) and the temperature trip point to 95 'C (85 'C on battery) by overriding default values in MSR and MCHBAR every 5 seconds (30 on battery) to block the Embedded Controller from resetting T480 (20L6) running Linux 6. It’s got a nice graphical installer and good community support if something goes wrong or you have some questions. Edit #2: -0. 1080p screen with touch capabilities. I'm now the proud owner of a "new" open-box T480. Everything works except fingerprint scanner, which is not supported (Validity 90 class. It pretty much only crashes when going from high load to no load though, like when you exit the "stress" test with CTRL+C. Receive an E-Mail when this download is updated. 04 install log (Linux tweaks) Specs: i7, 32 GB ram, no nvidia, not high dpi screen. To check whether the pip is installed or not just paste the following command in the terminal: pip3 --version. Quick rundown: - Intel Core i7-8550U, Kaby Lake Refresh. Summary: make sure to get the mx150 dgpu because the t480 gets better cooling with it +1 heatpipe. Check start on startup, save config to, enable sequencer support, enable D-Bus interface, enable Jack D-Bus, single instance. Throttlestop is the preferred software to use for undervolting, but you would need to look for a good guide to use it on your T480's processor. T480 (Type 20L5, 20L6) Laptop (ThinkPad) Product Home; Drivers & Software; Troubleshoot & Diagnose; How To's; Guides & Manuals May 26, 2023 · In this video, I walk you through the initial setup process and fine tuning of ThrottleStop to help reduce your laptop's running temperatures and speed the C Workaround for throttling issues on Lenovo T480 / T480s / X1C6 in Linux. 9GHz, which is a bit low TBH. The T480 idles at 4. UwUntu. e, MSR 0x150). systemctl enable intel-undervolt. replace the screen with a 400-nit low power one. This is the most stable one I got. 5mV. Thinkpad T570 - runs Fedora 37 WS consistently well. Jul 7, 2020 · Utilizing powertop and intel-undervolt as described is a one-time, zero interaction configuration. 182K subscribers in the thinkpad community. I had also undervolted my MX150 to -62. T480s Linux throttling bug. linux distributions don't really matter, it depends on what you are gonna run on there. 7Ghz indefinitely under load. Contribute to HamoonSoleimani/Thinkpad-T480-cpu-throttling-fix-linux development by creating an account on GitHub. Show older versions. Westerdutch. To Enter Boot Menu you can press Function Key or Novo Button. The tool will re-apply undervolt on resume from standby and hibernate by listening to DBus signals. I was running Linux (manjaro with latest LTS kernel 510). As far as I know undervolting is not possible with Windows 11, at least with my T480 I’m not able to apply an offset. This problem is related to thermal throttling on Linux, that is set much below the Windows values. for programming, I have similar problem with my T440P. The i5-8250 consumes about 30 Watt for 3,0 Ghz stock, leads to 97 degrees C. There are reported throttling issues for Lenovo T480/T480s/X1C6 notebooks. • 4 mo. Well, I couldn't get any program that can undervolt to run. 6mV after recently starting to play games (Team Fortress 2) as i noticed my first BSOD when my undervolt was around -101mV. The license to windows is baked into firmware, so if you decide you're fed up of Linux/resell the machine, you can easily reactivate windows. THe P50 will idle at 6W on intel graphics. You choose any distribution you want. I ran as follows. Get Notified. Their solution was to block cpu voltage throttling. temperature of 70° which gives me a relatively fast machine under hot temperatures (35° to 40°). However, fwupdmgr claims there are no updates available. The tool supports undervolting the CPU by configuring voltage offsets for CPU, cache, GPU, System Agent and Analog I/O planes. Apr 15, 2017 · In general, Skylake quad-core mobile CPUs undervolt very well (between -125-165mv) while Kaby Lake quad-core CPUs don’t do so well (generally between -100-125mv). If someone hast to ask for a distribution, Gentoo ist the last one anyone should recommend! xD. I recently got my T480 via FB marketplace. org runs very, very well. 2 NVME Drive. If you avoid the Nvidia chip, then it the T480 is the likely winner. The i5-8250 consumes about 30 Watt for 3,4 Ghz undervolted, leads to 97 degrees C. 6-2. I went through a progressively more aggressive undervolt test line, and only realized around -150mV Oct 30, 2021 · Workaround for Intel throttling issues in Linux. 21 BIOS I can only get it really stable with about -70mV Core/Cache. It came with Windows 10 installed and I was very careful to apply the firmware update to fix the Thunderbolt issue. On default settings, the Turbo Boost Short Power max goes to a whopping 44W. You can apply a fixed voltage offset to one of 5 voltage planes, override your systems temperature target (CPU will throttle when this temperature is reached), and adjust the system's short and long power budgets (clocks and thus voltages will be Jan 18, 2023 · I recently bought a used Thinkpad T480. I'm using spare Dell 65W chargers for my Core i7 T480s and i5 L480. 8W up to 6W. Oct 30, 2021 · This tool was originally developed to fix Linux CPU throttling issues affecting Lenovo T480 / T480s / X1C6 as described here. I live in region with hot climate and I don't have air conditioning. 04. 24 or lower you can undervolt, if it is higher than that you will need to do more work. 2. 863v and it was totally stable. I also heard of power-profiles-daemon and auto-cpufreq? I also heard that I should have "throttled" because of boost preformances. The t480 is old enough to have all its subsystems supported by the kernel and acpi driver of any current release. Standard use: at desk, a 4K display port screen connected to thunderbolt and an hdmi HD monitor. The left side keyboard palm rest gets uncomfortably hot during the summer. If you get the Nvidia chip, the XPS 15 offers better Linux support IMHO. EDIT: for battery life in linux on T480, the single biggest tweak is to go into BIOS and change the Thunderbolt assist mode to the Linux-friendly setting. Contribute to dipch/Thinkpad-T480-cpu-throttling-fix-linux development by creating an account on GitHub. Note that if you play video in a browser, it's hard to get In linux, it says I get over 4 hours of battery with the 57whr battery. I have a decent one, but the XPS 15 is brighter. I got a very disappointing 505 Multicore and 154 single core. I tried undervolting my t480 with throttlestop. If you are using Ubuntu 18. 0 I have a couple of questions at this point I'm hoping to get help on; 1) PROCHOT incident I've recently started gaming more (Team Fortress 2). 0-3. I mean, t480 sounds like it should be more than sufficient for your purposes, especially because linux is way less resource intensive than windows. It's lighter at 1. 7 TB) ThrottleStop is a small application designed to monitor for and correct the three main types of CPU throttling that are being used on many Drivers/Hardware. To do so, open a Linux terminal and run following commands: Mar 7, 2020 · Hereafter the CD/DVD/BD for the UEFI BIOS update is called as "BIOS Update CD". if you limit cpupower, display brightness, and fan speed, it lasts more than windows. Enable manual fan control. So Arch linux is a very hands on Distro, if you are new to Linux go check out a few wikis online and find a Distro you like. 6. Do you guys have any other tips in regards to tuning? Such as powertop and tlp tune. Battery life seems pretty good to me. Open terminal by pressing CTRL + ALT + T. I've used throttle stop in this case and at first I thought, that the undervolt was totally artificial. On Windows I can run prime95 stable at 3. Thunderbolt controller firmware 14. If I understand correctly from reading, this is part of Add it to RTIRQ_NAME_LIST var in /etc/default/rtirq. I think it probably does not really matter. "WinRing0. Workaround for throttling issues on Lenovo T480 / T480s / X1C6 in Linux. Nov 6, 2018 · Some processors undervolt excellently, and some processors undervolt horribly. Take 'more powerful' claims lightly, it will not actually go faster than is was capable of before, itll just be able to keep it up for longer. 58kg. 0. 27 votes, 25 comments. It seems stable now. Question / Problem. I primarily use my smaller ThinkPad for writing & reading, so it won't often need much speed/performance - I'm hoping the 6th gen i5 in this thing ends up being better On my T480, it was the version 1. Apr 25, 2021 · Step — 1: Install pip package. Hi everyone, I've received my new T14 today :) and decided to start fine-tuning right away. While I did have a sneaky suspicion this BIOS setting The T480s probably has nvidia graphics unlike my t480. Award. Set the Minimum GPU Core Clock to 1830MHz and the Maximum to 1980MHz. It works in a similar manner to the Windows program ThrottleStop (i. This max. Check your BIOS settings to make sure your dock is being authorized and preferably try a desktop environment that has easy Thunderbolt settings. My Linux system (Ubuntu 22. May 24, 2019 · Lenovo Thinkpad T480 Ubuntu 18. I have used ThrottleStop to increase the time limit for package power at 44W and it works quite well with a -120mV Fedora for the win! Gentoo. The CPU package power limit (PL1/2) is forced to a value of 44 W (29 W on battery) and the temperature trip point to 95 'C (85 'C on battery) by overriding default values in MSR and MCHBAR every 5 seconds (30 on battery You signed in with another tab or window. If your school needs MS office or them wierd web browsers for tests, dual boot the machine with windows and Linux. 68. com Undervolt. 04 or later, you need to do sudo prime-select intel and logout and login. Still supports undervolting, so I figured I'd undervolt it. 115V. With just a few of browser tabs open, powertop reports a 16W battery discharge rate. Now Select boot from the USB disk and Install Linux Mint on your Lenovo ThinkPad T480s. T480 UnderVolt. 30. 70GHz × 8. A comment, I've also configured a max. 28, introduces a microcode update that removes undervolting to combat the Plundervolt vulnerability, which doesn't affect simple users basically at all and overall Intel shouldn't have removed it. Set both fans for a Turing or later GPU to 75% (Pascal and earlier only have 1 fan control register which controls both fans) Set GPU0 to "Prefer Maximum Performance". OP • 4 yr. T480, repasted kryonaut i5-8250 32gb ram 1tb SSD MX150 using ThrottleStop I've undervolted my CPU to -99. I installed an Ubuntu 18. the18. Also with properly tuning (GPU and CPU undervolt, + some other tricks for power management) you can run almost any game up to 2017/2018 with decent performances for such a tiny GPU! Yesterday tried the System Shock remake demo with my unlocked T480, was 50/60 FPS smooth with 720p and mid/high details. 3. A possibly silly question about the Thunderbolt firmware update on the T480. There is a small amount of difference if you set your stuff up right. You will want PD3 and the unit to say "20v" somewhere. 7 GHz when you stress all four cores, at least in theory. Price: 460€. For undervolting a T470 I've using the Lenovo Throttling Fix (from erpalma) for months now. manjaro + auto-cpufreq, ~6w idle and ~6hr battery life. On top of that, the cpu runs cooler than the T480 because of the better cooling system. After finishing all Windows and Lenovo updates, I fired up Cinebench. EDIT: I use the author's suggested undervolt settings. conf on boot. For instance, I got 1695MHz at 0. The upgraded heatsink allows the t480’s i5 8250u to maintain a 3. Add a Comment. I got my T480s delivered today. x = n22ta14w. Jul 15, 2018 · If you haven’t tried it yet or are looking for a solid and well maintained and updated Linux Distribution, that is not some sort of Ubuntu-Fork, look no further and give it a go. Another popular option is Ubuntu. Without undervolting and thermal paste change, but with the 44W / 44W TDP enabled, I still got CB15 points around 705-715, but oftentimes the processor would thermal throttle a bit, with the temperatures reaching 95-97°C. 7 (Arch btw). Additionally, I wanted to ask if you were able to successfully undervolt using the BIOS menu. T480 has a bios update that blocks a exploit vulnerability that could let an attacker soft brick your PC by lowering or raising voltages to the point the PC would fail on startup. e Sep 12, 2023 · Re: My T480 gets very hot - almost 200 F -normal? #14 by axur-delmeria » Thu Sep 14, 2023 1:36 am. - BIOS ver. iGPU goes to -140mV without crashing, although strange long loading times with Heaven Benchmark so I guess that's still T480 undervolting. Kernel 4. Mar 3, 2021 · Change boot-order to boot from USB in Lenovo ThinkPad T480s. Workaround for Linux throttling issues on Lenovo T480 / T480s / X1C6 notebooks as described here. The "lvfs-testing" remote is enabled in The i7-8650u is really "ULV" in name. I used Fedora 31 previously with this setup and I am now on Fedora 32. With an undervolt of -80mv on Core/cache & -50 on the iGPU this machine is sitting at 30-35C when Idle with background programs open, and can hold 2. 00) which appears to be what I need to get the USB-C port to function: fwupd. Setup JACK via qjackctl (or otherwise): Select firewire. 5W with minimal brightness and undervolt) but it's still not as good as it was months ago and I think I found out why. social/m/Linux Please refrain from posting help requests here, cheers. Before you attempt to apply this solution, please make sure that the problem still exists when you read it. CPU Core and CPU Cache should generally have the same undervolt. Oct 19, 2020 · Set the Power Limit for GPU0 to 160W. Yes. replace the external battery with a 72wh battery. Besides this, there are also new security features block ThrottleStop/Intel XTU too. Hope this helps - Now with Linux (Arch + i3) and 1. Not to mention it ran much cooler and much faster. . 630 / Experience 120. exe = latest) and Lenovo Power Management Driver ( n3aku12w. . I've been considering buying a T480, and I've been waffling on i5 vs i7 ($200 price difference, plus throttling means i7 shows worse performance under prolonged load) I'd be interested in seeing some benchmarks on a T480 with an i7 with/without this fix, though the data in the reddit post linked on the GitHub page seems to bode well for Hey all, just received my t480 in the mail yesterday and after performing my usual setup tasks I figured I'd try out undervolting since these newer intel CPUs support it :) I've read through the latest Throttlestop guide and have begun testing - I just want to make sure I'm doing it properly and haven't missed anything important for my voltage Linux started filtering MSR writes with the 5. (T480) Linux Idle Package Power Consumption So after lots and lots of tweaking I got my Idle Power Consumption mostly sorted out (about 2. For that purpose, it is necessary to have the CD/DVD/BD writing software (with CD I am running a T480s with a 40AC0135US Lenovo Thunderbolt 3 Dock with two external displays at 1920x1080. jg ax mc bm tp un ux mi oc yw