See also Blosc, with their tag line ”faster than memcpy” https://www.blosc.org/pages/blosc-in-depth/ https://www.blosc.org/pages/blosc-in-depth/ Blosch it opt

See also Blosc, with their tag line ”faster than memcpy” https://www.blosc.org/pages/blosc-in-depth/ https://www.blosc.org/pages/blosc-in-depth/ Blosch it optimised to have the work buffers that fit into L1 cache, so it can outperform memcpy for certain workflows, e.g. numeric arrays. Because the bottleneck is not CPU, but RAM and slower caches.