Quote Originally Posted by Sn0wm@n View Post
ohh really??? might it be the fact that its more ipc related .. and not related to HT ...
Not sure I understand this statement... HT is one of many methods used to increase IPC. Saying it is IPC related but not HT related is a contradiction.

Quote Originally Posted by JumpingJack View Post
It certainly is IPC related, HT helps in most cases to improve the total number of instructions retired per clock by overprisioning the frontend and taking advantage of long latency siutaitons.

http://www.xtremesystems.org/forums/...&postcount=169
As the graph linked here shows HT usually improves performance, and in the worst case has no affect on performance. Presumably the benchmarks where performance does not improve are not heavily threaded ones.