Am Dienstag, den 17.01.2006, 13:41 -0500 schrieb Dave Jones: > On Tue, Jan 17, 2006 at 10:29:29AM -0800, Nathan Grennan wrote: > > > I disagree, I suspect there are still a lot more non-dual/ht systems > > out there. I just upgraded to dual core A64. They come at quite a > > premium. It also isn't like a ton of S754 systems and S939 single core > > systems haven't been sold. I will give you that there are a fair number > > of HT systems out there, but again they are only on the higher end > > versions of the processor. In addition may people disable HT worse > > performance under certain workloads. > The spinlock operations are almost free on AMD on UP. They did some real > magic in their cores to make locked operations really fast compared to Netburst. > Intel however haven't shipped *any* UP x86-64's. Even the first ones > they shipped were HT capable. Sorry, but I have to disagree: Most newer Celerons have x86-64 these days, too (since June or July iirc). And those are UP/have no HT... See http://www.intel.com/products/processor/celeron_D/index.htm Disclaimer: I think shipping only one kernel that is build for SMP is fine for x86-64. CU thl -- Thorsten Leemhuis <fedora@xxxxxxxxxxxxx> -- fedora-test-list mailing list fedora-test-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-test-list