My Thinkpad X1 extreme gen2 with another brand SSD i put in myself:
System: Host: computername Kernel: 5.4.0-42-generic x86_64 bits: 64 Desktop: MATE 1.24.0
Distro: Ubuntu 20.04.1 LTS (Focal Fossa)
Machine: Type: Laptop System: LENOVO product: ********** v: ThinkPad X1 Extreme 2nd serial: <superuser/root required>
Mobo: LENOVO model: ********** v: ********** WIN serial: <superuser/root required> UEFI: LENOVO v: N2OET42W (1.29 )
date: 01/20/2020
CPU: Topology: 6-Core model: Intel Core i7-9750H bits: 64 type: MT MCP L2 cache: 12.0 MiB
Speed: 800 MHz min/max: 800/4500 MHz Core speeds (MHz): 1: 800 2: 800 3: 800 4: 800 5: 800 6: 800 7: 800 8: 801
9: 800 10: 800 11: 800 12: 800
Graphics: Device-1: Intel UHD Graphics 630 driver: i915 v: kernel
Display: x11 server: X.Org 1.20.8 driver: modesetting unloaded: fbdev,vesa resolution: 3840x2160~60Hz
OpenGL: renderer: Mesa Intel UHD Graphics 630 (CFL GT2) v: 4.6 Mesa 20.0.8
Audio: Device-1: Intel Cannon Lake PCH cAVS driver: snd_hda_intel
Sound Server: ALSA v: k5.4.0-42-generic
Network: Device-1: Intel Ethernet I219-V driver: e1000e
Device-2: Intel Wi-Fi 6 AX200 driver: iwlwifi
Drives: Local Storage: total: 1.82 TiB used: 153.03 GiB (8.2%)
ID-1: /dev/nvme0n1 vendor: Samsung model: SSD 970 EVO Plus 2TB size: 1.82 TiB
Works well, but my wifi sometimes does not come up and the colors of the screen of my old macbook pro 10,1 were a lot better.