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sk..
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Re: Show us your Boinc Benchmarks. ( Comparison )

Vista Ultimate x64 SP1
Boinc 6.10.58
CPU: Phenom II 940 @ 3.0GHz
K9A2 Plat board
4GB 800MHz DDR2
4 X GT240 @ 1600MHz

Benchmark results
Number of CPUs: 4
2450 floating point MIPS (Whetstone) per CPU
7612 integer MIPS (Dhrystone) per CPU
[Oct 7, 2010 10:14:22 AM]   Link   Report threatening or abusive post: please login first  Go to top 
Hypernova
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Re: Show us your Boinc Benchmarks. ( Comparison )

mikaok
Processor: Intel(R) Core(TM)2 Quad CPU Q6600 G0 @ 3.00GHz
OS: Microsoft Windows Vista x64, Service Pack 2
BOINC: 6.10.18 windows_x86_64
Number of CPUs: 4
2846 floating point MIPS (Whetstone) per CPU
8770 integer MIPS (Dhrystone) per CPU


evilkats
BOINC client version 6.10.58 for x86_64-pc-linux-gnu
Processor: 4 GenuineIntel Intel(R) Core(TM)2 Quad CPU Q9550 @ 2.83GHz [Family 6 Model 23 Stepping 7]
2769 floating point MIPS (Whetstone) per CPU
14393 integer MIPS (Dhrystone) per CPU shock


I sense a problem here. Models and frequencies make the MIPS Dhrystone value of evilkats seem strange.
It is even higher than my hyperprocessor. wink
evilkats any particularities on your rig, as your value seems stellar.
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[Edit 1 times, last edit by Hypernova at Oct 7, 2010 2:31:20 PM]
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TimAndHedy
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Re: Show us your Boinc Benchmarks. ( Comparison )

I sense a problem here. Models and frequencies make the MIPS Dhrystone value of evilkats seem strange.


Linux is much better at it.
[Oct 7, 2010 2:37:46 PM]   Link   Report threatening or abusive post: please login first  Go to top 
Hypernova
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Re: Show us your Boinc Benchmarks. ( Comparison )

Linux is much better at it


Fine but how. The code is compiled for the CPU. Once Linux has loaded it in RAM and it executes it is a matter of processor performance. I am talking only of the benchmarks. It is CPU and RAM. It is hardware that runs the benchmark not Linux.
The only thing I see is that the executable code compiled under Linux is much more effective that the one compiled under Windows. But why. The code is generated for a given processors using the right instruction libraries available to carry the mathematical calculations.
I really miss here a clear explanation.
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sk..
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Re: Show us your Boinc Benchmarks. ( Comparison )

Kubuntu x64 10.04
Boinc 6.10.58
CPU: Q6600 @ 2.4GHz
Asus P5Q board
4GB 800MHz DDR2
GTX260-216 FOC (modest)

Benchmark results
Number of CPUs: 4
2166 floating point MIPS (Whetstone) per CPU
7891 integer MIPS (Dhrystone) per CPU
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anhhai
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Re: Show us your Boinc Benchmarks. ( Comparison )

this is what a few of my system looks like:

Benchmark results:
Number of CPUs: 16
2538 floating point MIPS (Whetstone) per CPU
6509 integer MIPS (Dhrystone) per CPU

quantity vs quality I guess
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[Oct 7, 2010 8:35:23 PM]   Link   Report threatening or abusive post: please login first  Go to top 
evilkats
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Re: Show us your Boinc Benchmarks. ( Comparison )



evilkats
BOINC client version 6.10.58 for x86_64-pc-linux-gnu
Processor: 4 GenuineIntel Intel(R) Core(TM)2 Quad CPU Q9550 @ 2.83GHz [Family 6 Model 23 Stepping 7]
2769 floating point MIPS (Whetstone) per CPU
14393 integer MIPS (Dhrystone) per CPU shock


I sense a problem here. Models and frequencies make the MIPS Dhrystone value of evilkats seem strange.
It is even higher than my hyperprocessor. wink
evilkats any particularities on your rig, as your value seems stellar.


It is strange becase the same banchmarks on the Windows XP are

2977 floating point MIPS (Whetstone) per CPU
5923 integer MIPS (Dhrystone) per CPU

These came from the 2 identical HP desktops. One is running Windows XP, and on the other I installed Ubuntu 10.04 64-bit. What I do notice on Linux, is that my claimed points are almost always higher than what I receive. confused


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sk..
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Re: Show us your Boinc Benchmarks. ( Comparison )

XP x86 SP3
Boinc 6.10.58
CPU: i7-920 @ 2.66GHz & No turbo
2 X GTX470 @ 715MHz

Benchmark results
Number of CPUs: 8
2364 floating point MIPS (Whetstone) per CPU
6350 integer MIPS (Dhrystone) per CPU
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TimAndHedy
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Re: Show us your Boinc Benchmarks. ( Comparison )

Linux is much better at it


Fine but how. The code is compiled for the CPU. Once Linux has loaded it in RAM and it executes it is a matter of processor performance. I am talking only of the benchmarks. It is CPU and RAM. It is hardware that runs the benchmark not Linux.
The only thing I see is that the executable code compiled under Linux is much more effective that the one compiled under Windows. But why. The code is generated for a given processors using the right instruction libraries available to carry the mathematical calculations.
I really miss here a clear explanation.


Code Libraries and compilers!

No one writes an entire program. The program they write calls code. written by others. The efficiency of that other code makes a difference.

http://en.wikipedia.org/wiki/Library_%28computing%29

People write abstract code to solve problems. The efficiency of the compiler determines the exact steps that are executed on a CPU. How efficient a compiler is makes a big difference in the speed of the created program. These are different in Windows and Linux.

http://en.wikipedia.org/wiki/Compiler


As to the specifics of what makes Windows so inefficient, this would take some careful research, which is made difficult without the source code.
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macusen
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Re: Show us your Boinc Benchmarks. ( Comparison )

Well, I'm wondering that my results are not as bad as I thought...
Although my Macbook is already 3 years old, the results don't seem to be SO bad in comparison...

OS: Mac OS 10.6 32 Bit
BOINC version: 6.10.17
CPU: Intel T7400 Core 2 Duo 2.16 GHz
Number of CPUs: 2
2132 floating point MIPS (Whetstone) per CPU
6996 integer MIPS (Dhrystone) per CPU
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