Other articles > X86 Glossary > Advanced Vector Extensions 2 (AVX2)

AVX2 expands most integer commands to 256 bits and introduces fused multiply-accumulate (FMA) operations. AVX-512 expands AVX to 512-bit support using a new EVEX prefix encoding proposed by Intel in July 2013 and first supported by Intel with the Knights Landing processor, which shipped in 2016

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