> Quote from: jgarzik on August 16, 2010, 03:35:28 AM > Code: > > cpu family : 6 > model : 26 > model name : Genuine Intel(R) CPU 000 @ 3.20GHz > stepping : 4 cpu family 6 model 26 stepping 4 is an Intel Core i7. That's a 23% speedup with -4way, 63% total speedup with -4way + hyperthreading. 33% faster with hyperthreading than without it.