Athlon vs. PIII
Cameron Harr
charr at lnxi.com
Wed Feb 21 08:32:58 PST 2001
I have a 1GHz Athlon and this is what it says:
processor : 0
vendor_id : AuthenticAMD
cpu family : 6
model : 4
model name : AMD Athlon(tm) Processor
stepping : 2
cpu MHz : 1009.001
cache size : 256 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat
pse36 mmx fxsr syscall mmxext 3dnowext 3dnow
bogomips : 2011.95
"Ole W. Saastad" wrote:
>
> Athlon vs. PIII again.
>
> It might be that /proc/cpuinfo is wrong about Athlon/Duron:
> As suggested in several mails the processor could be a
> Duron and not an Athlon after all. If this is the case the price
> performance of Duron vs. PIII is very high.
>
> This is what /proc/cpuinfo prints:
>
> : ole at pc-10:ole; cat /proc/cpuinfo
> processor : 0
> vendor_id : AuthenticAMD
> cpu family : 6
> model : 3
> model name : AMD Athlon(tm) Processor
> stepping : 1
> cpu MHz : 807.203
> cache size : 64 KB
> fdiv_bug : no
> hlt_bug : no
> sep_bug : no
> f00f_bug : no
> coma_bug : no
> fpu : yes
> fpu_exception : yes
> cpuid level : 1
> wp : yes
> flags : fpu vme de pse tsc msr 6 mce cx8 sep mtrr pge 14 cmov fcmov 17
> psn 22 mmx 24 30 3dnow
> bogomips : 1608.91
>
> If this is true there is probably a bug in either the kernel or the cpu
> chip.
> I did not open the box to look inside to physically check the chip
> myself.
>
> As for the pgf77 flags the suggested flags like prefetch are not a part
> of
> the 3.1 version of the compiler. No doubt that prefecth is yielding
> higher
> performance.
>
> Ole W Saastad
>
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--
Cameron Harr
Applications Engineer
Linux NetworX Inc.
http://www.linuxnetworx.com
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