PE2950 Won't Run Quad-Core CPU

[Rarach]

Hi,

problem is probably in your motherboard. Your revision of MB is older and it
doesn't support this new Clowertown Quad Core CPU. Check if your PE2950 has
"II" on front bezel. If not, your server isn't ready for this CPUs.

Vladimir



2008/2/5, Chance Reschke <reschke at bakerlab.org>:
>
>
> Hi,
>
> Just today I swapped the CPU in one of our PE2950 hosts from the dual-
> core it came with for a shiny new quad core.  Unfortunately, it
> doesn't work.  Any help in getting this sorted out would be great.
>
> Details:
>
> The host has the II sticker on the front which Dell claims is the
> badge of approval for quad-core compatibility.
>
> The original CPU was an Intel Xeon, model 5148  @ 2.33GHz and was
> running fine under BIOS v1.02.
>
> The new CPU is an Intel Xeon, model 5355 @ 2.66Ghz.  The label on the
> Dell anti-static bag it shipped in is GW622.
>
> The Dell quote for the new CPU said:
>
>    Quad Core Xeon 2nd Processor X5355 2x4MB Cache, 2.66GHz 1333MHz
> FSB, PE2950, Customer Install (311-6970)
>
> When I powered up the host with the original BIOS it displayed the
> correct CPU identification, then after performing the BMC
> initialization, it complained in yellow text on a blue background:
>
>     Unsupported CPU Combination.
>     System Halted!
>
> I then upgraded the BIOS to 2.0.1 (required reinstalling the original
> CPU), and tried again with the same results.
>
> Any ideas?
>
> Thanks,
>
> Chance
>
>
> --
> Chance Reschke
> Biochemistry Department
> University of Washington
>
>
>
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-- 
vladovo.mistecko.cz
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