[vbox-dev] Windows Server 2008 R2 and synthcpu

Geoff Nordli geoffn at gnaa.net
Thu Mar 24 17:54:51 GMT 2011

>From: Klaus Espenlaub
>Sent: Thursday, March 24, 2011 9:52 AM
>Subject: Re: [vbox-dev] Windows Server 2008 R2 and synthcpu
>On 22.03.2011 21:49, Geoff Nordli wrote:
>> Anyone have any luck booting Windows Server 2008 R2 when you have the
>> synthetic cpu option set?
>> When I try it I get a BSOD with stop code: 0x0000005D.
>> This stop code seems to be tied to an unsupported processor.
>Microsoft decided a while ago it's cool to trigger a BSOD if the CPU is not
>one of the usual suspects. Which is the motivation why the synthetic CPU
>was frozen in almost completed state.
>Not worth spending time on something which doesn't work on the number one

Oh, I didn't realize synthcpu was dead. 

How does that affect the teleportation across different chipsets?  I assume
this also creates problems when doing savedstate/resume across chipsets as

This is really not very good news, but not shocking compared to a lot of
choices MS makes. 



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