Eugen Leitl (eugen@leitl.org) wrote: > On Tue, Mar 14, 2006 at 10:58:18PM -0500, Tamas K Papp wrote: > > Hi, > > > > I am trying to decide whether to buy a turion/amd mobile laptop. I > > need to know how much performance I would gain compared to my 1.33 Ghz > > G4 powerbook. I mainly use the laptop for numerical work (I am an > > economist). > > > > I am asking those who own turion/mobile athlon based machines to > > please > > > > 1. install the atlas3-test package, > > > > 2. run /usr/lib/atlas3-test/xzinvtst and send me the output, > > > > 3. tell me their cpu type, also do a cat /proc/cpuinfo > > > > If people are interested, I can compile and share the results. This > > small atlas3 test utility is perhaps not the most comprehensive > > benchmark of numerical performance, but it's the best I could think > > of. I am open to other ideas that involve atlas/blas... > > > > Please reply/cc off-list, I am not subscribed. > > It's actually a reasonably interesting numerics benchmark for itself. > I'd be quite interested in dual-core AMD64 numbers for it. Here are > mine, for an Opteron 146 2 GHz (both memory banks populated): > > X2100:~# /usr/lib/atlas3-test/xzinvtst > > NREPS ORDER UPLO N LDA TIME MFLOP RESID > ===== ===== ===== ===== ===== ======== ======== ============ > > 0 Col GE 100 100 0.000 -1.00 8.044413e-03 > 0 Col GE 200 200 0.028 2281.27 1.154667e-02 > 0 Col GE 300 300 0.084 2568.06 1.153018e-02 > 0 Col GE 400 400 0.184 2779.82 2.070858e-02 > 0 Col GE 500 500 0.348 2871.23 1.975556e-02 > 0 Col GE 600 600 0.584 2956.87 2.087037e-02 > 0 Col GE 700 700 0.908 3020.22 2.282164e-02 > 0 Col GE 800 800 1.340 3055.09 2.066163e-02 > 0 Col GE 900 900 1.876 3107.25 2.855419e-02 > 0 Col GE 1000 1000 2.568 3113.90 2.666535e-02 > > 10 cases: 10 passed, 0 skipped, 0 failed > X2100:~# cat /proc/cpuinfo > processor : 0 > vendor_id : AuthenticAMD > cpu family : 15 > model : 39 > model name : AMD Opteron(tm) Processor 146 > stepping : 1 > cpu MHz : 2010.333 > cache size : 1024 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 fxsr_opt lm 3dnowext 3dnow pni lahf_lm > bogomips : 4026.52 > 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 root@debian64:~# /usr/lib/atlas3-test/xzinvtst NREPS ORDER UPLO N LDA TIME MFLOP RESID ===== ===== ===== ===== ===== ======== ======== ============ 0 Col GE 100 100 0.007 1138.73 9.536429e-03 0 Col GE 200 200 0.037 1726.77 1.116727e-02 0 Col GE 300 300 0.137 1574.90 1.244014e-02 0 Col GE 400 400 0.423 1209.45 2.111688e-02 0 Col GE 500 500 0.401 2492.27 2.246591e-02 0 Col GE 600 600 0.664 2601.18 1.968228e-02 0 Col GE 700 700 1.242 2208.49 2.345843e-02 0 Col GE 800 800 2.025 2022.08 2.368572e-02 0 Col GE 900 900 3.886 1499.99 2.717980e-02 0 Col GE 1000 1000 5.386 1484.73 2.801465e-02 10 cases: 10 passed, 0 skipped, 0 failed debian64:~$ cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 35 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 3800+ stepping : 2 cpu MHz : 2009.296 cache size : 512 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 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 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow pni lahf_lm cmp_legacy bogomips : 4021.07 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 processor : 1 vendor_id : AuthenticAMD cpu family : 15 model : 35 model name : AMD Athlon(tm) 64 X2 Dual Core Processor 3800+ stepping : 2 cpu MHz : 2009.296 cache size : 512 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 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 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow pni lahf_lm cmp_legacy bogomips : 4021.07 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 > > > -- > Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org > ______________________________________________________________ > ICBM: 48.07100, 11.36820 http://www.ativel.com > 8B29F6BE: 099D 78BA 2FD3 B014 B08A 7779 75B0 2443 8B29 F6BE -- .O. Scream, Scream like the silence of the bits. ..O Dead lies the flag by the feet of the cold one. OOO Freedom WILL break the walls of mammon.
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