Author: Andrew Dados
Date: 15:43:24 03/27/00
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On March 27, 2000 at 18:38:50, Sean Empey wrote: >On March 27, 2000 at 17:27:17, Dan Andersson wrote: > >>Duh, I seem to remember them not being electrically compatible. Am I wrong? And >>the alpha chipset is certainly not designed for the Athlon. Now give me som >>links to resources for getting Dual Athlon Mobos. > >the Atlon use's the Alpha EV6 bus protocol in place of the current GTL+ protocol >as used by Intel. This would make Slot A and Slot 1 electrically incompatiable. > >This centres around the EV6's “Point to Point” topology, which means that each >CPU is given a separate pipeline to the chipset. This means that when 2 CPU’s >are used they can both utilise their own 1.6 Gb of bandwidth between the CPU and >chipset. When a second CPU is added to the system, the amount of bandwidth per >CPU does not diminish. This compares favorably to the GTL+ protocol which forces >all CPU’s to share bandwidth between the CPU and chipset, meaning that when a >second CPU is added the bandwidth available to both CPU’s is halved. The EV6 >means that AMD’s Athlon has a big advantage over the Pentium III and Xeon >processors when it comes to multi-processor systems. > >You can check with all the Slot A MB manufacturers for availability. All that is pretty cool, but does not change the fact there are no SMP Athlon mobos on market yet. I read somewhere there will be avail in 4th quarter of 2000...
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