Messages in this thread | | | Date | Wed, 18 Mar 1998 02:20:27 +0100 (CET) | From | Andreas Kostyrka <> | Subject | Re: BogoMIPS revisitied...MMX |
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On Tue, 17 Mar 1998, Perry Harrington wrote:
> Ok, I wouldn't ask this question if I didn't think that there was > more going on here. > > I have a P100 Toshiba laptop. It's your average P100 mobile 2.9v > processor. I recently purchased a P233MMX as well. > > The thing that baffles me is this: > > I know that the bogomips loop is a >small< and tight loop of 3 or > 4 instructions. Why is it that my P100 spits out something like > 39.19 BogoMIPS and my P233MMX spits out 466.15 bogomips? I know > that the Pentium had some issue with this, being that a standard > 486 executed *that* particular loop faster. An easy one: Branch predication. To put it even easier: The MMX core is improved (and no, I'm not meaning the MMX named FPU rape *g*).
Andreas
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