Ищем что-то вроде:
01:00.0 VGA compatible controller: nVidia Corporation Device 0a2d (rev a2) (prog-if 00 [VGA controller])
Subsystem: Acer Incorporated [ALI] Device 036d
Flags: bus master, fast devsel, latency 0, IRQ 16
Memory at b2000000 (32-bit, non-prefetchable) [size=16M]
Memory at a0000000 (64-bit, prefetchable) [size=256M]
Memory at b0000000 (64-bit, prefetchable) [size=32M]
I/O ports at 3000 [size=128]
[virtual] Expansion ROM at b3080000 [disabled] [size=512K]
Capabilities: [60] Power Management version 3
Capabilities: [68] MSI: Mask- 64bit+ Count=1/1 Enable-
Capabilities: [78] Express Endpoint, MSI 00
Capabilities: [b4] Vendor Specific Information <?>
Capabilities: [100] Virtual Channel <?>
Capabilities: [128] Power Budgeting <?>
Capabilities: [600] Vendor Specific Information <?>
Kernel driver in use: nvidia
Kernel modules: nvidiafb, nvidia