News Dual AMD Epyc 7H12 Server CPUs Benchmarked in Shasta Supercomputer

joeblowsmynose

Distinguished
"we can only assume that the discrepancy is attributed to the fact that both systems were running different memory, operating systems and versions of the Geekbench 4 software "

Well that couldn't possibly explain it ... it must be something else ...
 

w_barath

Distinguished
Aug 22, 2011
48
20
18,535
The Cray system will have some extra cache coherency overhead which enables its ability to cluster, and that will lower its per-core performance a little in exchange for massive horizontal scaling.