gcc -DUNIX flops.c -m32 -march=i386 -mtune=generic -o flops FLOPS C Program (Double Precision), V2.0 18 Dec 1992 Module Error RunTime MFLOPS (usec) 1 -8.1208e-11 0.0098 1422.1333 2 -1.5454e-13 0.0089 783.8530 3 1.5743e-13 0.0168 1012.0297 4 9.3703e-14 0.0140 1068.9755 5 -4.6207e-13 0.0224 1297.3674 6 3.9452e-13 0.0199 1454.4546 7 3.8767e-11 0.0212 565.5022 8 4.8178e-13 0.0335 896.7211 Iterations = 512000000 NullTime (usec) = 0.0025 MFLOPS(1) = 846.2281 MFLOPS(2) = 905.5897 MFLOPS(3) = 1060.7272 MFLOPS(4) = 1080.4519 ---------------------------------------------------------------------- gcc -DUNIX flops.c -m32 -march=i686 -mtune=generic -o flops FLOPS C Program (Double Precision), V2.0 18 Dec 1992 Module Error RunTime MFLOPS (usec) 1 -8.1208e-11 0.0098 1431.2205 2 -1.5454e-13 0.0088 794.2766 3 1.5743e-13 0.0163 1044.5818 4 9.3703e-14 0.0130 1149.6287 5 -4.6207e-13 0.0229 1268.5468 6 3.9452e-13 0.0209 1388.6151 7 3.8767e-11 0.0216 554.2779 8 4.8178e-13 0.0331 905.6038 Iterations = 512000000 NullTime (usec) = 0.0025 MFLOPS(1) = 861.7874 MFLOPS(2) = 897.0299 MFLOPS(3) = 1060.8477 MFLOPS(4) = 1092.0000 ---------------------------------------------------------------------- gcc -DUNIX flops.c -m32 -march=i686 -mtune=generic -o flops -msse2 FLOPS C Program (Double Precision), V2.0 18 Dec 1992 Module Error RunTime MFLOPS (usec) 1 -8.1208e-11 0.0100 1404.3009 2 -1.5454e-13 0.0099 704.9126 3 1.5743e-13 0.0155 1095.0498 4 9.3703e-14 0.0124 1214.3454 5 -4.6207e-13 0.0231 1254.3994 6 3.9452e-13 0.0213 1364.1191 7 3.8767e-11 0.0216 555.0791 8 4.8178e-13 0.0341 878.8647 Iterations = 512000000 NullTime (usec) = 0.0025 MFLOPS(1) = 797.8403 MFLOPS(2) = 901.0181 MFLOPS(3) = 1058.1445 MFLOPS(4) = 1092.8197 ------------------------------------------------------------------------- gcc -DUNIX flops.c -m32 -march=k8 -mtune=k8 -o flops FLOPS C Program (Double Precision), V2.0 18 Dec 1992 Module Error RunTime MFLOPS (usec) 1 -8.1208e-11 0.0099 1419.8794 2 -1.5454e-13 0.0089 788.6833 3 1.5743e-13 0.0169 1003.1645 4 9.3703e-14 0.0125 1196.1870 5 -4.6207e-13 0.0225 1287.4672 6 3.9452e-13 0.0205 1416.7053 7 3.8767e-11 0.0212 565.5022 8 4.8178e-13 0.0330 910.3272 Iterations = 512000000 NullTime (usec) = 0.0024 MFLOPS(1) = 847.9532 MFLOPS(2) = 908.9746 MFLOPS(3) = 1069.4690 MFLOPS(4) = 1097.5567 -------------------------------------------------------------------------- gcc -DUNIX flops.c -m32 -march=k8 -mtune=k8 -o flops -msse2 FLOPS C Program (Double Precision), V2.0 18 Dec 1992 Module Error RunTime MFLOPS (usec) 1 -8.1208e-11 0.0100 1406.5056 2 -1.5454e-13 0.0088 794.2766 3 1.5743e-13 0.0169 1008.2780 4 9.3703e-14 0.0126 1192.4721 5 -4.6207e-13 0.0228 1273.7707 6 3.9452e-13 0.0206 1410.2462 7 3.8767e-11 0.0213 562.6022 8 4.8178e-13 0.0330 907.7447 Iterations = 512000000 NullTime (usec) = 0.0024 MFLOPS(1) = 853.4988 MFLOPS(2) = 904.5371 MFLOPS(3) = 1064.8981 MFLOPS(4) = 1095.6982 -------------------------------------------------------------------------- gcc -DUNIX flops.c -m64 -march=k8 -mtune=k8 -o flops FLOPS C Program (Double Precision), V2.0 18 Dec 1992 Module Error RunTime MFLOPS (usec) 1 4.0146e-13 0.0109 1287.2759 2 -1.4166e-13 0.0091 765.1101 3 4.7184e-14 0.0213 799.9499 4 -1.2557e-13 0.0162 927.0304 5 -1.3800e-13 0.0295 984.5539 6 3.2380e-13 0.0272 1065.9873 7 -8.4583e-11 0.0199 603.7359 8 3.4867e-13 0.0370 811.2740 Iterations = 512000000 NullTime (usec) = 0.0025 MFLOPS(1) = 776.1614 MFLOPS(2) = 823.9712 MFLOPS(3) = 902.2225 MFLOPS(4) = 895.5306