Definitely does not work for all gpus :
% /sbin/lspci -vvv -s 04:00.0
04:00.0 VGA compatible controller: nVidia Corporation Device 1080 (rev
a1) (prog-if 00 [VGA controller])
Subsystem: eVga.com. Corp. Device 1584
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0
Interrupt: pin A routed to IRQ 30
Region 0: Memory at f3000000 (32-bit, non-prefetchable) [size=16M]
Region 1: Memory at e8000000 (64-bit, prefetchable) [size=128M]
Region 3: Memory at e4000000 (64-bit, prefetchable) [size=32M]
Region 5: I/O ports at cc80 [size=128]
[virtual] Expansion ROM at f2f00000 [disabled] [size=512K]
Capabilities: <access denied>
Kernel driver in use: nvidia
Kernel modules: nvidia, nouveau, nvidiafb
% cat /proc/driver/nvidia/gpus/1/information
Model: GeForce GTX 580
IRQ: 30
GPU UUID: GPU-7c27f115-3d97-dc20-d1b0-2e44f1bd37f0
Video BIOS: 70.10.48.00.82
Bus Type: PCI-E
DMA Size: 40 bits
DMA Mask: 0xffffffffff
Bus Location: 0000:04.00.0
I think this one has 1.5GB of RAM .
On Thu, Jun 14, 2012 at 3:42 PM, Chris McQuistion
<[email protected]> wrote:
> I don't think that command " lspci -v -s 01:00.0 " is necessarily reliable
> at telling you the actual video RAM for your card. I just ran it on one of
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