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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