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MaDDeePee Guru
Joined: 18 Aug 2004 Posts: 393 Location: Germany
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Posted: Sun Mar 18, 2007 3:27 pm Post subject: Bogomips ? CPU - speed - indicator? |
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Hi Freaks,
while running some mprimes and showing /proc/cpuinfo, i discovered my OLD Gentoo Box has MORE bogomips than my NEW
Could it be real that a 2.0 Ghz Woodcrest (333MhzFSB) with 4Mb cache perform WORSE than a 2.8 Ghz Prestonia (200MhzFSB) with 512KB Cache? Im confused ^^
Code: | processor : 3
vendor_id : GenuineIntel
cpu family : 6
model : 15
model name : Intel(R) Xeon(R) CPU 5110 @ 1.60GHz
stepping : 6
cpu MHz : 2000.251
cache size : 4096 KB
physical id : 3
siblings : 2
core id : 1
cpu cores : 2
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe lm constant_tsc pni monitor ds_cpl vmx tm2 ssse3 cx16 xtpr dca lahf_lm
bogomips : 4000.52
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<VS>
Code: | processor : 3
vendor_id : GenuineIntel
cpu family : 15
model : 2
model name : Intel(R) Xeon(TM) CPU 1.60GHz
stepping : 9
cpu MHz : 2813.195
cache size : 512 KB
physical id : 3
siblings : 2
core id : 0
cpu cores : 1
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 2
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe cid xtpr
bogomips : 5626.52
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Last edited by MaDDeePee on Sun Mar 18, 2007 3:32 pm; edited 1 time in total |
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Phenax l33t
Joined: 10 Mar 2006 Posts: 972
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MaDDeePee Guru
Joined: 18 Aug 2004 Posts: 393 Location: Germany
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Posted: Sun Mar 18, 2007 3:39 pm Post subject: |
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Phenax wrote: | http://en.wikipedia.org/wiki/Bogomips |
Oh, the English one is BETTER than the German -> http://de.wikipedia.org/wiki/Bogomips
"It is not usable for performance comparison between different CPUs." is missing... or i haven't interpreted it right
Anyways - this list is missing the new cores and that system looks weird to me... |
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Monkeh Veteran
Joined: 06 Aug 2005 Posts: 1656 Location: England
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Posted: Sun Mar 18, 2007 4:54 pm Post subject: |
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Bogomips are a timing value. The higher your clock, the higher the bogomips number. It doesn't indicate performance in any way. |
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