Shubho Sengupta
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Shubho Sengupta
For fast allreduce - you would want all 4 on the same PCI-E root complex. These motherboards are not always cheap - on a 4 GPU motherboard - they will...
Your best bet is to buy the motherboard that has the maximum number of GPUs per PCI-E root complex and that fits in your budget. You have to go through...