4 ms·
Well, the latest AMD Epyc has 256 MB L3 cache, so we're getting there.
by semi-extrinsic 6y ago
Well, the latest AMD Epyc has 256 MB L3 cache, so we're getting there.
- gameswithgo 6y agobut any given core only has access to 16 soon to be 32mb
- fulafel 6y agoin Zen 1 and Zen 2, cores have direct or indirect access to the shared L3 cache in the same CCX. In the cross-CCX case the neighboring CCX cache can be accessed over the in-package interconnect without going through system DRAM.
- samoa42 6y agothis! when i started with computers, they had a few KB of L2 cache, L3 did not exist. Main Memory was a few MB.