> Moving 64 bytes per cycle is faster on Sandy Bridge, but slower on > Westmere. Any preference? ;) You have to be careful with these benchmarks. - You need to make sure the data is cache cold, cache hot is misleading. - The numbers can change if you have multiple CPUs doing this in parallel. -Andi -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>