[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-30 Thread Justin C. Walker
On Nov 30, 2008, at 12:37 , Martin Albrecht wrote: > >> Here's another example: >> 64-bit: >> sage: time a = random_matrix(ZZ,200).determinant() >> CPU times: user 2.74 s, sys: 0.01 s, total: 2.75 s >> >> 32-bit: >> sage: time a = random_matrix(ZZ,200).determinant() >> CPU times: user 0.74 s, sy

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-30 Thread William Stein
On Sun, Nov 30, 2008 at 12:50 PM, mabshoff <[EMAIL PROTECTED]> wrote: > > > > On Nov 30, 12:40 pm, "William Stein" <[EMAIL PROTECTED]> wrote: >> On Sun, Nov 30, 2008 at 12:37 PM, Martin Albrecht >> >> >> >> <[EMAIL PROTECTED]> wrote: >> >> >> Here's another example: >> >> 64-bit: >> >> sage: time

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-30 Thread Martin Albrecht
On Sunday 30 November 2008, William Stein wrote: > On Sun, Nov 30, 2008 at 12:37 PM, Martin Albrecht > > <[EMAIL PROTECTED]> wrote: > >> Here's another example: > >> 64-bit: > >> sage: time a = random_matrix(ZZ,200).determinant() > >> CPU times: user 2.74 s, sys: 0.01 s, total: 2.75 s > >> > >> 32

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-30 Thread mabshoff
On Nov 30, 12:40 pm, "William Stein" <[EMAIL PROTECTED]> wrote: > On Sun, Nov 30, 2008 at 12:37 PM, Martin Albrecht > > > > <[EMAIL PROTECTED]> wrote: > > >> Here's another example: > >> 64-bit: > >> sage: time a = random_matrix(ZZ,200).determinant() > >> CPU times: user 2.74 s, sys: 0.01 s, tot

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-30 Thread William Stein
On Sun, Nov 30, 2008 at 12:37 PM, Martin Albrecht <[EMAIL PROTECTED]> wrote: > >> Here's another example: >> 64-bit: >> sage: time a = random_matrix(ZZ,200).determinant() >> CPU times: user 2.74 s, sys: 0.01 s, total: 2.75 s >> >> 32-bit: >> sage: time a = random_matrix(ZZ,200).determinant() >> CP

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-30 Thread Martin Albrecht
> Here's another example: > 64-bit: > sage: time a = random_matrix(ZZ,200).determinant() > CPU times: user 2.74 s, sys: 0.01 s, total: 2.75 s > > 32-bit: > sage: time a = random_matrix(ZZ,200).determinant() > CPU times: user 0.74 s, sys: 0.04 s, total: 0.78 s > > Here, surprisingly, 64-bit is WAY

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread pong
Thanks for the information. Yes, indeed I'm thinking of buying a machine and most likely the OS will be linux. All I can tell is that running SAGE on a Windows machine (via VMware Player) is pretty slow. The CPU on my laptop is an Intel Core 2 Duo U7600 and timeit('factorial(10^6)') sh

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread Robert Bradshaw
On Nov 29, 2008, at 11:47 AM, mabshoff wrote: > On Nov 29, 11:37 am, Robert Bradshaw <[EMAIL PROTECTED]> > wrote: >>> On Nov 29, 2008, at 07:35 , pong wrote: >> Hi, >> I wonder if SAGE is optimized for multi-core CUPs (people told me that many programs don't). >> >>> Thi

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread mabshoff
On Nov 29, 11:37 am, Robert Bradshaw <[EMAIL PROTECTED]> wrote: > On Nov 29, 2008, at 11:26 AM, Justin C. Walker wrote: > > Hi, > > On Nov 29, 2008, at 07:35 , pong wrote: > > >> Hi, > > >>     I wonder if SAGE is optimized for multi-core CUPs (people told me > >> that many programs don't). >

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread William Stein
>> Also, does it matter (in term of speed) >> that SAGE is running on a 64-bit OS vs 32-bit? >This is not an easy question to answer. Sage is built from many > components that were not specifically designed with Sage or > multiprocessor issues in mind. This is a subtle question indeed. The ques

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread Justin C. Walker
On Nov 29, 2008, at 11:37 , Robert Bradshaw wrote: > > On Nov 29, 2008, at 11:26 AM, Justin C. Walker wrote: > >> On Nov 29, 2008, at 07:35 , pong wrote: >> >>> Hi, >>> >>>I wonder if SAGE is optimized for multi-core CUPs (people told me >>> that many programs don't). [snip] > > One importan

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread Robert Bradshaw
On Nov 29, 2008, at 11:26 AM, Justin C. Walker wrote: > On Nov 29, 2008, at 07:35 , pong wrote: > >> Hi, >> >> I wonder if SAGE is optimized for multi-core CUPs (people told me >> that many programs don't). > > This is not an easy question to answer. Sage is built from many > components that

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread Justin C. Walker
On Nov 29, 2008, at 07:35 , pong wrote: > > Hi, > > I wonder if SAGE is optimized for multi-core CUPs (people told me > that many programs don't). This is not an easy question to answer. Sage is built from many components that were not specifically designed with Sage or multiprocessor

[sage-support] Re: hardware factors that affects the speed of running SAGE

2008-11-29 Thread Robert Bradshaw
On Nov 29, 2008, at 7:35 AM, pong wrote: > Hi, > > I wonder if SAGE is optimized for multi-core CUPs (people told me > that many programs don't). Sage has many components. Some of them can take advantage of multiple cores, but there's still a lot of work to do in that direction. There i