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Current CPU vector instruction sets are as good as the ones on GPUs and they also have tensor/matrix instructions comparable to the ones on GPUs. However, usua
by devit 3y ago
Current CPU vector instruction sets are as good as the ones on GPUs and they also have tensor/matrix instructions comparable to the ones on GPUs.
However, usually CPUs don't have enough cores and execution units to compete with GPUs, because they spend the transistors on out-of-order execution, cache and other features instead.
Intel Larrabee was the only attempt to actually make a CPU with a GPU-sized vector unit and they dropped it.