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Zen 5's AVX-512 Frequency Behavior

Zen 5 is AMD's first core to use full-width AVX-512 datapaths. Its vector execution units are 512 bits wide, and its L1 data cache can service two 512-bit loads per cycle. Intel went straight to 512-bit datapaths with Skylake-X back in 2017, and used fixed frequency offsets and transition periods to handle AVX-512 power demands. Later Intel CPUs did away with fixed fixed frequency offsets, but Skylake-X's AVX-512 teething troubles demonstrate the difficulties that come with running wide datapath...

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