On Monday, the AMD EPYC 7003 “Milan” launch day, we finally got to see some serious tuning begin for the Zen 3 “Znver3” CPU target in the GCC compiler after that initial code landed at the end of last year. Yesterday a second Zen 3 tuning patch was published and then today a third tuning patch has made it out…

Source: Phoronix – Zen 3 GCC Tuning Continues With More Correct Latencies Rather Than “Random Numbers”