[Wien] Compilation options for Intel EM64T

Peter Blaha pblaha at theochem.tuwien.ac.at
Tue Nov 8 09:08:37 CET 2005


Try the p-threaded gotolib. It should utilize both prozessors during
diagonalization.

> I have just installed Wien2k on our dual core 2.8 Ghz, using ifort 9 and
> cluster mkl 8.0 on CentOS 4. The time I obtained for the test_case was 192 s
> (3:12). This was using the same setup as you. Are you sure you didn't obtain
> 3:19 and not 319. Otherwise I don't know why you would be running so slow. I
> am quit happy with my times, but if anyone has some hinta on how to further
> improve speed to take advantage of the dual core I would be greatful.  I am
> know planning on overclocking from 2.8 to around 4 Ghz. See what times I can
> get out.

                                      P.Blaha
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Peter BLAHA, Inst.f. Materials Chemistry, TU Vienna, A-1060 Vienna
Phone: +43-1-58801-15671             FAX: +43-1-58801-15698
Email: blaha at theochem.tuwien.ac.at    WWW: http://info.tuwien.ac.at/theochem/
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