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klodoma / hex_md5.js
Last active September 1, 2015 09:22 — forked from alexmuller/hex_md5.js
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/*
* A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
* Digest Algorithm, as defined in RFC 1321.
* Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
* Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
* Distributed under the BSD License
* See http://pajhome.org.uk/crypt/md5 for more info.
*/
/*

Latency Comparison Numbers (~2012)

Name
L1 cache reference 0.5 ns
Branch mispredict 5 ns
L2 cachereference 7 ns 14x L1 cache
Mutex lock/unlock 25 ns
Main memory reference 100 ns 20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy 3,000 ns 3 us ~330MB/sec