Messages in this thread | | | Date | Tue, 15 Apr 2003 21:37:09 +0200 | From | Adrian Bunk <> | Subject | Re: [RFC][2.5 patch] K6-II/K6-II: enable X86_USE_3DNOW |
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On Mon, Apr 14, 2003 at 11:06:28PM +0100, Alan Cox wrote: > On Llu, 2003-04-14 at 23:27, Dave Jones wrote: > > On Tue, Apr 15, 2003 at 12:21:10AM +0200, Adrian Bunk wrote: > > > If my patch is wrong and this is a RTFM please give me a hint where to > > > find the "M". > > > > > > The AMD K6-II and K6-III do support 3DNow! > > > > The 3dnow memory copies aren't a win on anything > > earlier than an Athlon iirc. > > Under 1% on a K6. The processor is so horribly memory bound the > actual copy function is borderline irrelevant. If its not in the > K6-III cache its not arriving in a hurry
Ah thanks, this is the information I didn't know.
cu Adrian
--
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