Unverified50% confidenceFactExact time
x86-64指令集分级体系中，v1为2003年AMD64基线，v2添加SSE4.2（约2009年），v3要求AVX2和FMA3（约2013年Haswell以后），v4需要AVX-512支持
1
Sources
50%
Confidence
Long-term
Relevance
8/13/2026
First Seen
Sources
Related Claims
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