[Zhang Fei]

Based on the specs here ( https://www.iup.edu/WorkArea/DownloadAsset.aspx?id=19295 ) this should be compatible:

http://www.ebay.com/itm/AMD-Athlon-64-X2-4800-2-5GHz-1M-Socket-AM2-Processor-ADO4800IAA5DD-/131109346807?pt=CPUs&hash=item1e86b9ddf7

The tricky part is getting the heat sink off. The pins only fit one way, so don’t force it.

[Zeneta]

That looks like the lowest cost solution.

Thanks.

[Notforprophet]

What about the kernel problem? Adding more cores won’t change the mode of the XP kernel... not without reinstalling!