Re:SHA-512 is 1.5x faster than SHA-256 on 64-bit platforms
by kobeya on Thursday February 02, 2017 @03:13AM
(#13548958)
"... amortized per byte."
SHA-512 is in fact slower per iteration, but uses twice the block size as SHA-256. For hashing e.g. files, the per-byte number is what matters. But when doing hash trees, for example, the per-iteration performance is what matters and SHA-256 wins out there.
SHA-512 is in fact slower per iteration, but uses twice the block size as SHA-256. For hashing e.g. files, the per-byte number is what matters. But when doing hash trees, for example, the per-iteration performance is what matters and SHA-256 wins out there.