• extraction firmware https://nouveau.freedesktop.org/VideoAcceleration.html

• outils pour bricoler avec le driver binaire nVidia https://github.com/envytools/envytools

• et la doc https://envytools.readthedocs.io/en/latest/index.html

• dont les pci.ids https://envytools.readthedocs.io/en/latest/hw/pciid.html

• T420 GPU 4200M (à côté de l'IGP intel i915)
  01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GF119M [Quadro NVS 4200M] [10de:1057] (rev a1) Your card is only supported by the 390 legacy drivers series, which is only available up to bullseye.

GF119M code name NVD9 - [Quadro NVS 4200M] - NVC0 family (Fermi)

Download driver 390.157

• GT 640 1Gb (après avoir bricolé nvidia-detect pour trixie)
  2b:00.0 VGA compatible controller [0300]: NVIDIA Corporation GK107 [GeForce GT 640] [10de:0fc1] (rev a1) Your card is supported by the Tesla 470 drivers series. It is recommended to install the nvidia-tesla-470-driver

GK107 code name NVE7 - [GeForce GT 640] - NVE0 family (Kepler)
VDPAU features C

+ Download [driver 470.199](https://www.nvidia.fr/Download/driverResults.aspx/208129/fr)
+ [NVIDIA Accelerated Linux Graphics Driver README and Installation Guide - 470.239](https://download.nvidia.com/XFree86/Linux-x86_64/470.239.06/README/)

Le driver 470(-tesla) n'est plus supporté. Pour les kernels récents on trouve des patches ici: https://github.com/joanbm/nvidia-470xx-linux-mainline

• GTX 950 (10de:1402 ?)

GM206 code name NV126 (Maxwell)
VDPAU features E

+ Download [driver 535.154.05](https://www.nvidia.fr/download/driverResults.aspx/217879/fr)
+ [NVIDIA Accelerated Linux Graphics Driver README and Installation Guide - 525.147](https://download.nvidia.com/XFree86/Linux-x86_64/525.147.05/README/)