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Curious that there's quad-channel DDR4. AMD's similar Epyc processors that have four chips on the module are octal-channel (because there's a dual-channel contr
by TazeTSchnitzel 8y ago
Curious that there's quad-channel DDR4. AMD's similar Epyc processors that have four chips on the module are octal-channel (because there's a dual-channel controller on each chip). Won't these therefore perform worse than they should?
- Symmetry 8y agoUltimately they're limited by the number of pins that the socket they use has, even if the silicon could support more channels. They want to be able to maintain socket compatibility and they want to have some SKUs with just 2 working dies so 4 channels it remains.