Linux Mint 19 @ Lenovo X1 Carbon 2018 (20KH)

Hardware Specs

Output of inxi -F

Kernel Boot Log

• IPS FHD Panel: AUO B140HAN03.1
• Lenovo NVM SSD: LENSE20512GMSP34MEAT2TA

BIOS Updates

• Download latest BIOS images - I am using 1.25.
• Use eltorino

geteltorito -o x1c2018-125.img n23ur08w.iso
sudo dd if=x1c2018-125.img of=/dev/sdb bs=512K

• Reboot from USB and follow instructions

BIOS Settings

Installation

Software Fixes

• CPU throttling fix + undervolting using this /etc/rc.local
• Put a script in /lib/systemd/system-sleep/ to reinitialize the touch pad after resume from suspend or else the track point stops working

Hardware Tweaks

Benchmarks

Current best results

• 2T/sec read / 1T/sec write (sequential, 10M chunks)
• Geekbench4, performance governor - Single Core: 5250 / Multi Core: 17600
• Geekbench4, powersave governor - Single Core: 3250 / Multi Core: 11500
• Unigine Heaven, Quality "High", 1024x576: FPS 41.2 (1039) / 8.4min / 82.3max

Idle Power Consumption

Scenario

• Minimal brightness
• NFC & card reader disabled in BIOS
• wireless/sound enabled, BT disabled
• thunderbolt enabled (with BIOS thunderbolt power management enabled, too)
• mate desktop loaded without running apps

Use cases

• ?.?W - S3deep sleep mode (patched DSDT)
• 2.0W - S2idle/S3idle sleep mode (probably buggy)
• 2.5W - baseline
• 3.5W - plus running a wget download
• 4.5W - plus firefox using three tabs
• 5.5W - plus watching youtube fhd full screen

Sources

https://wiki.archlinux.org/index.php/Lenovo_ThinkPad_X1_Carbon_(Gen_6)

https://www.thinkwiki.org/wiki/Category:X1_Carbon_(6th_Gen)

https://delta-xi.net/#056

https://mensfeld.pl/2018/05/lenovo-thinkpad-x1-carbon-6th-gen-2018-ubuntu-18-04-tweaks/

https://www.reddit.com/r/thinkpad/comments/8rt1fr/running_linux_on_the_x1_carbon_6th_generation/

https://www.reddit.com/r/thinkpad/comments/861360/x1_carbon_6th_gen_seems_to_be_bios_locked_to_33w/

https://www.reddit.com/r/thinkpad/comments/8aqy5g/x1c6_on_linux_idle_29w_real_battery_life_on_light/

https://github.com/fiji-flo/x1carbon2018s3