Re: [gmx-users] benchmark numbers

2007-04-09 Thread David van der Spoel
vipin sachdeva wrote: Woodcrest runs a 64 bit OS and compiles natively to a 64 bit binary. I am 2X slow, for instance the PPC 970 1600 mhz with 512 Kb L2 Cache (Mine is 2000 mhz dual-chip with 512 Kb each with one core disabled) gcc number for d.villin is 9443 ps/day == 9.443 ns/day. For me

Re: [gmx-users] benchmark numbers

2007-04-09 Thread vipin sachdeva
Woodcrest runs a 64 bit OS and compiles natively to a 64 bit binary. I am 2X slow, for instance the PPC 970 1600 mhz with 512 Kb L2 Cache (Mine is 2000 mhz dual-chip with 512 Kb each with one core disabled) gcc number for d.villin is 9443 ps/day == 9.443 ns/day. For me the number printed at

Re: [gmx-users] benchmark numbers

2007-04-09 Thread David van der Spoel
vipin sachdeva wrote: Yes, I am really off (more than 2X for both Woodcrest and PPC970). I was earlier doing the configure flags CC=gcc CFLAGS=-O3 LDFLAGS=-O3 --enable-ppc-altivec (--enable-x86-64-sse) --enable-cpu-optimizations --enable-float --disable-threads (single node results) only.

Re: [gmx-users] benchmark numbers

2007-04-09 Thread vipin sachdeva
Also, the flag --with-fft=fftw3 was also used. ( with appropriate CPPFLAGS and LDFLAGS). On Mon, 9 Apr 2007, vipin sachdeva wrote: Yes, I am really off (more than 2X for both Woodcrest and PPC970). I was earlier doing the configure flags CC=gcc CFLAGS=-O3 LDFLAGS=-O3 --enable-ppc-altive

Re: [gmx-users] benchmark numbers

2007-04-09 Thread vipin sachdeva
Yes, I am really off (more than 2X for both Woodcrest and PPC970). I was earlier doing the configure flags CC=gcc CFLAGS=-O3 LDFLAGS=-O3 --enable-ppc-altivec (--enable-x86-64-sse) --enable-cpu-optimizations --enable-float --disable-threads (single node results) only. and I found I was 2X of

Re: [gmx-users] benchmark numbers

2007-04-09 Thread David van der Spoel
vipin sachdeva wrote: Hi, I am trying to reproduce the benchmark numbers for PPC970 and the Woodcrest. There is no listing, that I could find, which details the compiler options (configure options), or other details that could help reproduce the numbers. If someone could provide more info

[gmx-users] benchmark numbers

2007-04-09 Thread vipin sachdeva
Hi, I am trying to reproduce the benchmark numbers for PPC970 and the Woodcrest. There is no listing, that I could find, which details the compiler options (configure options), or other details that could help reproduce the numbers. If someone could provide more info on the compiler flags