マシンのベンチマークをとってみようと思い、Linuxで動くものを探す。姫野ベンチで試すことにした。まぁ、単純計算だけだと思うので、Pentium D の方が、AMD64より早いな・・・（でも、J2のビルド時間はたいしてかわらんのだよな・・・。となるとファイルアクセスの問題か・・・）。
http://hesonogoma.com/linux/UsageOfHimenoBench.html
以下に結果。
$ cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 12 model name : AMD Athlon(tm) 64 Processor 3200+ stepping : 0 cpu MHz : 1000.000 cache size : 512 KB fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext lm 3dnowext 3dnow bogomips : 1997.74 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 40 bits physical, 48 bits virtual power management: ts fid vid ttp $ ./bmt mimax = 129 mjmax = 129 mkmax = 257 imax = 128 jmax = 128 kmax =256 Start rehearsal measurement process. Measure the performance in 3 times. MFLOPS: 345.597314 time(s): 1.190158 1.733593e-03 Now, start the actual measurement process. The loop will be excuted in 151 times This will take about one minute. Wait for a while Loop executed for 151 times Gosa : 1.298434e-03 MFLOPS measured : 644.481833 cpu : 32.123288 Score based on Pentium III 600MHz : 7.859535
$ cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Pentium(R) D CPU 2.80GHz stepping : 4 cpu MHz : 2793.060 cache size : 1024 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 fpu : yes fpu_exception : yes cpuid level : 5 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 syscall nx lm constant_tsc pni monitor ds_cpl cid cx16 xtpr bogomips : 5592.48 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 15 model : 4 model name : Intel(R) Pentium(R) D CPU 2.80GHz stepping : 4 cpu MHz : 2793.060 cache size : 1024 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 fpu : yes fpu_exception : yes cpuid level : 5 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 syscall nx lm constant_tsc pni monitor ds_cpl cid cx16 xtpr bogomips : 5586.36 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: $ ./bmt mimax = 129 mjmax = 129 mkmax = 257 imax = 128 jmax = 128 kmax =256 Start rehearsal measurement process. Measure the performance in 3 times. MFLOPS: 802.986553 time(s): 0.512232 1.733593e-03 Now, start the actual measurement process. The loop will be excuted in 351 times This will take about one minute. Wait for a while Loop executed for 351 times Gosa : 1.085755e-03 MFLOPS measured : 830.342226 cpu : 57.956709 Score based on Pentium III 600MHz : 10.126125