<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; ">My results were about 50% faster on a similar Mac Pro but running Fedora 7 and using ifort 10.0 and mkl 9.1. I used the default compiler options plus -O3 -xT.<DIV><BR class="khtml-block-placeholder"></DIV><DIV>1 job with 1 thread: 115.459 sec </DIV><DIV>2 jobs with 1 thread: 125.219 sec (62.610 sec/kpt)</DIV><DIV>4 jobs with 1 thread: 167.083 sec (41.771 sec/kpt)</DIV><DIV>6 jobs with 1 thread: 237.760 sec (39.627 sec/kpt)</DIV><DIV>8 jobs with 1 thread: 311.175 sec (38.897 sec/kpt)</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><DIV><DIV>On Oct 5, 2007, at 4:18 AM, Marcus Tegel wrote:</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"><DIV>Hi!</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Benchmarks:</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>MacPRO, dual-Xeon 5300, 8 x 3.0 GHz<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>182 sec<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>gcc 4.01, gfortran, libgoto (1 job with 1 thread)</DIV><DIV>MacPRO, dual-Xeon 5300, 8 x 3.0 GHz<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>254 sec<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>(eq. 64 sec)<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>gcc 4.01, gfortran, libgoto (4 jobs with 1 thread)</DIV><DIV>MacPRO, dual-Xeon 5300, 8 x 3.0 GHz<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>337 sec<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>(eq. 56 sec)<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>gcc 4.01, gfortran, libgoto (6 jobs with 1 thread)</DIV><DIV>MacPRO, dual-Xeon 5300, 8 x 3.0 GHz<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>448 sec<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>(eq. 56 sec)<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>gcc 4.01, gfortran, libgoto (8 jobs with 1 thread)</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Site configuration:</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Compiler options:<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN><SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>-ffree-form -O3 -ftree-vectorize -ffast-math</DIV><DIV>Linker Flags:<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>$(FOPT) -L../SRC_lib -lpthread</DIV><DIV>Preprocessor flags<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>'-DParallel'</DIV><DIV>R_LIB (LAPACK+BLAS):<SPAN class="Apple-tab-span" style="white-space:pre"> </SPAN>-llapack_lapw -lgoto -llapack_lapw</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Best wishes,</DIV><DIV>Marcus Tegel</DIV><BR><DIV> <SPAN></SPAN><SPAN><DIV><Marcus Tegel.vcf></DIV></SPAN></DIV><DIV></DIV><DIV><SPAN></SPAN><SPAN class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "></SPAN></DIV><BR><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">_______________________________________________</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Wien mailing list</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="mailto:Wien@zeus.theochem.tuwien.ac.at">Wien@zeus.theochem.tuwien.ac.at</A></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien">http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien</A></DIV> </BLOCKQUOTE></DIV><BR></DIV></BODY></HTML>