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[Greg Michalec <greg@xxxxxxxxxxx>]

I'm not getting the same results - does this make sense to you?

01:00.0 VGA compatible controller: nVidia Corporation G86 [GeForce 8400M 
GS] (rev a1)
         Subsystem: Dell Device 01f1
         Flags: bus master, fast devsel, latency 0, IRQ 16
         Memory at fd000000 (32-bit, non-prefetchable) [size=16M]
         Memory at f4000000 (64-bit, prefetchable) [size=64M]
         Memory at fa000000 (64-bit, non-prefetchable) [size=32M]
         I/O ports at ef00 [size=128]
         [virtual] Expansion ROM at fea00000 [disabled] [size=128K]
         Capabilities: <access denied>
         Kernel driver in use: nvidia
         Kernel modules: nvidia, nvidiafb


Robert Hooker wrote:
> I have a 256MB 8400M GS which reports 512MB in the same manner yours
> reports double. It looks like the nvidia drivers allocate some system
> memory for a cache and show it as the memory there. If you do a lspci -v
> it will show the actual memory on the card like this:
> 
> Memory at d0000000 (64-bit, prefetchable) [size=256M]
> 
> My Xorg.0.log says:
> 
> (--) Oct 04 19:02:07 NVIDIA(0): Memory: 524288 kBytes
>

-- 
Nvidia driver detects VRAM incorrectly
https://bugs.launchpad.net/bugs/363135
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