SIMD

Shared Foundations · Execution Hardware · also: Single instruction, multiple data · simd.yaml

One instruction applied to many data lanes at once. The arrangement that makes throughput hardware cheap: fetch and decode are paid once for a whole vector.

Colour is the family; a dashed line is the second member of it.

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G simd SIMD simt SIMT simt->simd lanes get their own program counter, so branches compile

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