#mmx Tech News.
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ChipsLobstersabout 2 hours ago
SIMD in the 90s: Programming Intel's Pentium MMXIntel introduced MMX with the Pentium MMX in 1997, adding 57 SIMD instructions that processed multiple integers in 64-bit registers. MMX reused x87 floating-point registers, lacked floating-point SIMD, and relied on saturating arithmetic. The Cray-1 and ILLIAC IV were earlier SIMD ancestors.
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