[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Octave 3.6.0 on Windows XP plot fails.

From: nitnit
Subject: Re: Octave 3.6.0 on Windows XP plot fails.
Date: Tue, 28 Feb 2012 23:39:20 -0800 (PST)

maiky76 wrote
> Hi,
> With Nitzan binaries I got:
> n=2000; A=randn(n); B=randn(n);tic; C=A*B; t=toc, MFLOPS=2*n^3/t*1e-6
> t =  0.87709
> MFLOPS = 1.8242e+004
> Happy camper? I am...
> M

In my latest binaries, the default libblas.dll is an openblas built for
maximum 2 threads and with dynamic-architecture (cpu architecture is
detected upon initialization and respective logic is selected).

If your cpu has 4 cores, you can try switching to a similar openblas
(dynamic-architecture) built for maximum 4 threads. It may almost double the

See Octave3.6.1_gcc4.6.2_libblas_readme.txt inside the 7z archive and use
the respective dll file (c.)


View this message in context:
Sent from the Octave - General mailing list archive at

reply via email to

[Prev in Thread] Current Thread [Next in Thread]