[MPlayer-users] pentium4 bench

[Nick Kurshev]

Hello, Michael!

On Sun, 25 Nov 2001 03:02:28 +0100 you wrote:

> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html &
>  http://gcc.gnu.org/gcc-2.96.html if you still have questions or problems]
> 
> Hi
> 
> On Sunday 25 November 2001 04:02, Anders Rune Jensen wrote:
> > On sЬn, 2001-11-25 at 01:18, Arpi wrote:
> > > Just got access to a pentium4 - 2GHz system with 1GB PC800 RAMBUS ram
> > > (fast!) so immediately did some benchmarking on it.
> >
> > great!
> >
> [...]
> > >
> > > note that p4 2hgz doesn't seem to be 2x (or more) faster than 1ghz
> > > celeron-2. it's strange, as it has very fast ram (400mhz rambus compared
> the p4 needs more time for most things than the p3/celeron 
> for example it needs 4 cpu cycles for a shift the p3 needs 1 and for a 
> multiply it needs 14 the p3 needs 4
> allthough the p4 can execute simple instructions faster (+,-, and, or, ...)
> but it can only execute 3 instruction per cpu cycle at max like te p3/cel.
> it has only 8kb cache the p3/cel has 16kb (and k7 has 64kb)
Please read better manuals - L1 = 128Kb L2 = 256Kb (TBird) or 64Kb (Duron)
[snip]
> 
> Michael
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> 


Best regards! Nick