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In the AMD Zen5 architecture block diagram, the FP/Vector execution unit has two components, StD and IntD with arrows connecting them to the "Load/Store Queue". What are the functions of these two components?

Why did IntD not appear in the previous Zen4 architecture?


The Zen 5 diagram is from AMD's Hot Chips 2024 slides:

本文标签: x86What do the StD and IntD components mean in the Zen 5 CPU microarchitectureStack Overflow