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Sergey2020-08-03 12:40:23
VMware
Sergey, 2020-08-03 12:40:23

How to correctly forward a video card in ESXi 6.5?

Good day everyone.
As far as I know, the topic of transferring a video card to a virtual machine is rather difficult, but nevertheless there are solutions.
I found several manuals, everything seemed to work out, but I ran into a problem, the answers to which I did not find ... The
question consists of two parts:
In general, there is an Intel server, it has a riser board with three PCI-E x8 (one long , two short ones).

1) When you connect a wi-fi card in addition to the video card (GTX 690), the video card disappears in the list of PCI devices and only the wi-fi card is visible. I turn off the Wi-fi card - the video card appears and can be forwarded to the VM.
That is, it seems as if only one physical device can be forwarded at a time ... But it should not be the same ...

2) After the video card is toggled through, it is visible in the VM (Windows 10) as two separate ones. It seems to be normal, since she has two video chips.
But the problem is that the drivers are not picked up ... I tried two options, but it doesn’t work ...

Everything that is described in the manuals for correct forwarding (change bridge to link in the passtrough config; set hypervisor.cpuid.v0 = FALSE so that the drivers do not know that they are in the VM) - I did everything, but it did not help.
And they are installed, everything seems to be fine, but in the Device Manager both video card icons still have an exclamation mark.

Maybe somewhere there are fresh manuals for forwarding?

Thank you in advance!

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1 answer(s)
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CityCat4, 2020-08-03
@CityCat4

When you connect a wi-fi card in addition to the video card (GTX 690), the video card disappears in the list of PCI devices and only the wi-fi card is visible.

On a given mother, these two devices fall into the same IOMMU group. Nothing can be done about this, except to try to poke into other slots.
I had some kind of quadra, stuck it in - it was thrown normally. But there is another ambush further on - the firewood on the video card got up ... so what? virtual Windows still thinks that its "monitor" is connected to "SVGA"! (well, that is, as if there were usually two video cards in the car - there you just poke the monitor). How to "punch" it here?

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