[h1]E5-2680 v2 (2.8 GHz, 25MB) vs E5-2670 (2.6 GHz, 20MB) [/h1]
Single Threads = 123.005 ms vs 198.790 ms (About 160%, 60% raised)
Four Threads = 33.885 ms vs 80.999 ms (About 239%, 139% raised)
Six Threads = 33 ms @ E5-2670
Compare 2014-Linode E5-2680 v2 (4 Cores) with
previous 2013-Linode E5-2670 (8 Cores)
代碼:
Intel(R) Xeon(R) CPU E5-2680 v2 @ 2.80GHz
CPU speed: 2766.03 MHz, 4 cores
CPU features: Prefetch, SSE, SSE2, SSE4
L1 cache size: 32 KB
L2 cache size: 256 KB, L3 cache size: 25 MB
L1 cache line size: 64 bytes
L2 cache line size: 64 bytes
TLBS: 64
Prime95 64-bit version 27.9, RdtscTiming=1
Best time for 768K FFT length: 8.855 ms., avg: 9.247 ms.
Best time for 896K FFT length: 11.086 ms., avg: 11.638 ms.
Best time for 1024K FFT length: 11.939 ms., avg: 12.586 ms.
Best time for 1280K FFT length: 15.341 ms., avg: 16.452 ms.
Best time for 1536K FFT length: 19.029 ms., avg: 20.394 ms.
Best time for 1792K FFT length: 23.326 ms., avg: 24.573 ms.
Best time for 2048K FFT length: 25.957 ms., avg: 27.508 ms.
Best time for 2560K FFT length: 32.723 ms., avg: 34.187 ms.
Best time for 3072K FFT length: 41.474 ms., avg: 43.100 ms.
Compare your results to other computers at http://www.mersenne.org/report_benchmarks
Intel(R) Xeon(R) CPU E5-2680 v2 @ 2.80GHz
CPU speed: 2765.80 MHz, 4 cores
CPU features: Prefetch, SSE, SSE2, SSE4
L1 cache size: 32 KB
L2 cache size: 256 KB, L3 cache size: 25 MB
L1 cache line size: 64 bytes
L2 cache line size: 64 bytes
TLBS: 64
Prime95 64-bit version 27.9, RdtscTiming=1
Best time for 768K FFT length: 8.885 ms., avg: 9.327 ms.
Best time for 896K FFT length: 11.077 ms., avg: 12.016 ms.
Best time for 1024K FFT length: 11.927 ms., avg: 12.614 ms.
Best time for 1280K FFT length: 15.396 ms., avg: 16.089 ms.
Best time for 1536K FFT length: 19.959 ms., avg: 21.580 ms.
Best time for 1792K FFT length: 23.643 ms., avg: 25.654 ms.
Best time for 2048K FFT length: 27.040 ms., avg: 29.041 ms.
Best time for 2560K FFT length: 33.348 ms., avg: 35.882 ms.
Best time for 3072K FFT length: 42.718 ms., avg: 46.187 ms.
Best time for 3584K FFT length: 52.586 ms., avg: 55.186 ms.
Best time for 4096K FFT length: 57.866 ms., avg: 60.517 ms.
Best time for 5120K FFT length: 71.616 ms., avg: 74.212 ms.
Best time for 6144K FFT length: 95.113 ms., avg: 100.657 ms.
Best time for 7168K FFT length: 110.078 ms., avg: 114.288 ms.
Best time for 8192K FFT length: 120.084 ms., avg: 123.005 ms.
Timing FFTs using 2 threads.
Best time for 768K FFT length: 4.485 ms., avg: 4.770 ms.
Best time for 896K FFT length: 5.700 ms., avg: 6.046 ms.
Best time for 1024K FFT length: 6.198 ms., avg: 6.835 ms.
Best time for 1280K FFT length: 7.861 ms., avg: 8.378 ms.
Best time for 1536K FFT length: 9.718 ms., avg: 10.327 ms.
Best time for 1792K FFT length: 12.015 ms., avg: 12.614 ms.
Best time for 2048K FFT length: 13.600 ms., avg: 14.798 ms.
Best time for 2560K FFT length: 16.946 ms., avg: 17.937 ms.
Best time for 3072K FFT length: 21.872 ms., avg: 23.052 ms.
Best time for 3584K FFT length: 25.473 ms., avg: 27.029 ms.
Best time for 4096K FFT length: 28.051 ms., avg: 28.986 ms.
Best time for 5120K FFT length: 37.691 ms., avg: 38.840 ms.
Best time for 6144K FFT length: 47.488 ms., avg: 49.081 ms.
Best time for 7168K FFT length: 55.220 ms., avg: 56.724 ms.
Best time for 8192K FFT length: 59.884 ms., avg: 61.607 ms.
Timing FFTs using 3 threads.
Best time for 768K FFT length: 3.092 ms., avg: 3.203 ms.
Best time for 896K FFT length: 3.884 ms., avg: 4.056 ms.
Best time for 1024K FFT length: 4.161 ms., avg: 4.474 ms.
Best time for 1280K FFT length: 5.321 ms., avg: 5.467 ms.
Best time for 1536K FFT length: 6.706 ms., avg: 7.165 ms.
Best time for 1792K FFT length: 7.992 ms., avg: 8.397 ms.
Best time for 2048K FFT length: 8.911 ms., avg: 9.097 ms.
Best time for 2560K FFT length: 11.179 ms., avg: 11.652 ms.
Best time for 3072K FFT length: 13.980 ms., avg: 14.423 ms.
Best time for 3584K FFT length: 16.765 ms., avg: 17.371 ms.
Best time for 4096K FFT length: 18.555 ms., avg: 19.564 ms.
Best time for 5120K FFT length: 24.122 ms., avg: 24.992 ms.
Best time for 6144K FFT length: 30.757 ms., avg: 31.823 ms.
Best time for 7168K FFT length: 38.248 ms., avg: 39.797 ms.
Best time for 8192K FFT length: 40.918 ms., avg: 41.766 ms.
Timing FFTs using 4 threads.
Best time for 768K FFT length: 2.337 ms., avg: 2.428 ms.
Best time for 896K FFT length: 2.949 ms., avg: 3.336 ms.
Best time for 1024K FFT length: 3.100 ms., avg: 3.289 ms.
Best time for 1280K FFT length: 4.048 ms., avg: 4.361 ms.
Best time for 1536K FFT length: 5.009 ms., avg: 5.201 ms.
Best time for 1792K FFT length: 6.097 ms., avg: 6.503 ms.
Best time for 2048K FFT length: 6.799 ms., avg: 7.198 ms.
Best time for 2560K FFT length: 8.588 ms., avg: 8.897 ms.
Best time for 3072K FFT length: 10.729 ms., avg: 11.165 ms.
Best time for 3584K FFT length: 12.834 ms., avg: 13.531 ms.
Best time for 4096K FFT length: 14.341 ms., avg: 14.989 ms.
Best time for 5120K FFT length: 18.589 ms., avg: 19.204 ms.
Best time for 6144K FFT length: 23.178 ms., avg: 24.430 ms.
Best time for 7168K FFT length: 28.611 ms., avg: 29.364 ms.
Best time for 8192K FFT length: 32.346 ms., avg: 33.885 ms.
Best time for 61 bit trial factors: 2.571 ms.
Best time for 62 bit trial factors: 2.652 ms.
Best time for 63 bit trial factors: 2.952 ms.
Best time for 64 bit trial factors: 3.042 ms.
Best time for 65 bit trial factors: 3.558 ms.
Best time for 66 bit trial factors: 4.139 ms.
Best time for 67 bit trial factors: 4.055 ms.
Best time for 75 bit trial factors: 4.001 ms.
Best time for 76 bit trial factors: 3.954 ms.
Best time for 77 bit trial factors: 3.961 ms.
代碼:
Compare your results to other computers at http://www.mersenne.org/report_benchmarks
Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz
CPU speed: 2485.59 MHz, 8 cores
CPU features: Prefetch, SSE, SSE2, SSE4
L1 cache size: 32 KB
L2 cache size: 256 KB, L3 cache size: 20 MB
L1 cache line size: 64 bytes
L2 cache line size: 64 bytes
TLBS: 64
Prime95 32-bit version 27.9, RdtscTiming=1
Best time for 768K FFT length: 11.573 ms., avg: 14.984 ms.
Best time for 896K FFT length: 14.631 ms., avg: 18.489 ms.
Best time for 1024K FFT length: 16.829 ms., avg: 22.132 ms.
Best time for 1280K FFT length: 20.220 ms., avg: 24.649 ms.
Best time for 1536K FFT length: 25.579 ms., avg: 28.756 ms.
Best time for 1792K FFT length: 34.014 ms., avg: 45.896 ms.
Best time for 2048K FFT length: 32.859 ms., avg: 38.777 ms.
Best time for 2560K FFT length: 50.171 ms., avg: 75.586 ms.
Best time for 3072K FFT length: 60.816 ms., avg: 65.565 ms.
Best time for 3584K FFT length: 73.159 ms., avg: 94.815 ms.
Best time for 4096K FFT length: 78.367 ms., avg: 91.400 ms.
Best time for 5120K FFT length: 103.861 ms., avg: 119.626 ms.
Best time for 6144K FFT length: 127.727 ms., avg: 173.811 ms.
Best time for 7168K FFT length: 162.629 ms., avg: 175.157 ms.
Best time for 8192K FFT length: 167.165 ms., avg: 198.790 ms.
Timing FFTs using 2 threads.
Best time for 768K FFT length: 5.947 ms., avg: 7.081 ms.
Best time for 896K FFT length: 7.818 ms., avg: 9.212 ms.
Best time for 1024K FFT length: 9.006 ms., avg: 20.744 ms.
Best time for 1280K FFT length: 10.117 ms., avg: 12.218 ms.
Best time for 1536K FFT length: 13.671 ms., avg: 17.799 ms.
Best time for 1792K FFT length: 15.669 ms., avg: 19.683 ms.
Best time for 2048K FFT length: 17.818 ms., avg: 20.406 ms.
Best time for 2560K FFT length: 25.672 ms., avg: 36.636 ms.
Best time for 3072K FFT length: 30.441 ms., avg: 32.911 ms.
Best time for 3584K FFT length: 36.153 ms., avg: 40.934 ms.
Best time for 4096K FFT length: 45.510 ms., avg: 51.793 ms.
Best time for 5120K FFT length: 55.160 ms., avg: 72.772 ms.
Best time for 6144K FFT length: 66.883 ms., avg: 124.870 ms.
Best time for 7168K FFT length: 78.446 ms., avg: 105.416 ms.
Best time for 8192K FFT length: 88.516 ms., avg: 124.824 ms.
Timing FFTs using 3 threads.
Best time for 768K FFT length: 5.291 ms., avg: 6.853 ms.
Best time for 896K FFT length: 5.380 ms., avg: 16.697 ms.
Best time for 1024K FFT length: 6.926 ms., avg: 21.503 ms.
Best time for 1280K FFT length: 8.733 ms., avg: 20.066 ms.
Best time for 1536K FFT length: 11.863 ms., avg: 24.038 ms.
Best time for 1792K FFT length: 11.986 ms., avg: 14.367 ms.
Best time for 2048K FFT length: 12.216 ms., avg: 13.743 ms.
Best time for 2560K FFT length: 17.354 ms., avg: 19.214 ms.
Best time for 3072K FFT length: 23.224 ms., avg: 58.310 ms.
Best time for 3584K FFT length: 25.327 ms., avg: 28.844 ms.
Best time for 4096K FFT length: 28.374 ms., avg: 63.252 ms.
Best time for 5120K FFT length: 37.980 ms., avg: 43.274 ms.
Best time for 6144K FFT length: 45.052 ms., avg: 74.526 ms.
Best time for 7168K FFT length: 48.269 ms., avg: 52.898 ms.
[Sat May 17 18:40:35 2014]
Best time for 8192K FFT length: 55.658 ms., avg: 63.028 ms.
Timing FFTs using 4 threads.
Best time for 768K FFT length: 3.564 ms., avg: 5.048 ms.
Best time for 896K FFT length: 3.675 ms., avg: 4.472 ms.
Best time for 1024K FFT length: 4.789 ms., avg: 5.855 ms.
Best time for 1280K FFT length: 6.677 ms., avg: 16.237 ms.
Best time for 1536K FFT length: 7.615 ms., avg: 8.896 ms.
Best time for 1792K FFT length: 9.249 ms., avg: 10.449 ms.
Best time for 2048K FFT length: 10.021 ms., avg: 11.647 ms.
Best time for 2560K FFT length: 11.439 ms., avg: 13.202 ms.
Best time for 3072K FFT length: 15.117 ms., avg: 18.786 ms.
Best time for 3584K FFT length: 19.298 ms., avg: 23.889 ms.
Best time for 4096K FFT length: 19.499 ms., avg: 20.340 ms.
Best time for 5120K FFT length: 33.218 ms., avg: 48.873 ms.
Best time for 6144K FFT length: 33.129 ms., avg: 46.042 ms.
Best time for 7168K FFT length: 39.903 ms., avg: 43.816 ms.
Best time for 8192K FFT length: 54.629 ms., avg: 80.999 ms.
Timing FFTs using 5 threads.
Best time for 768K FFT length: 3.421 ms., avg: 7.067 ms.
Best time for 896K FFT length: 4.790 ms., avg: 9.307 ms.
Best time for 1024K FFT length: 4.270 ms., avg: 5.177 ms.
Best time for 1280K FFT length: 4.632 ms., avg: 5.151 ms.
Best time for 1536K FFT length: 5.536 ms., avg: 6.613 ms.
Best time for 1792K FFT length: 8.797 ms., avg: 12.528 ms.
Best time for 2048K FFT length: 12.003 ms., avg: 17.311 ms.
Best time for 2560K FFT length: 11.607 ms., avg: 22.260 ms.
Best time for 3072K FFT length: 11.799 ms., avg: 14.789 ms.
Best time for 3584K FFT length: 14.742 ms., avg: 16.449 ms.
Best time for 4096K FFT length: 16.480 ms., avg: 17.541 ms.
Best time for 5120K FFT length: 26.557 ms., avg: 36.126 ms.
Best time for 6144K FFT length: 48.140 ms., avg: 85.786 ms.
Best time for 7168K FFT length: 34.761 ms., avg: 37.946 ms.
Best time for 8192K FFT length: 35.652 ms., avg: 40.620 ms.
Timing FFTs using 6 threads.
Best time for 768K FFT length: 2.310 ms., avg: 2.958 ms.
Best time for 896K FFT length: 2.887 ms., avg: 3.329 ms.
Best time for 1024K FFT length: 2.810 ms., avg: 3.510 ms.
Best time for 1280K FFT length: 4.263 ms., avg: 5.422 ms.
Best time for 1536K FFT length: 4.916 ms., avg: 5.605 ms.
Best time for 1792K FFT length: 5.706 ms., avg: 6.328 ms.
Best time for 2048K FFT length: 7.172 ms., avg: 7.945 ms.
Best time for 2560K FFT length: 8.476 ms., avg: 10.160 ms.
Best time for 3072K FFT length: 10.772 ms., avg: 12.530 ms.
Best time for 3584K FFT length: 14.220 ms., avg: 14.913 ms.
Best time for 4096K FFT length: 12.545 ms., avg: 13.995 ms.
Best time for 5120K FFT length: 17.499 ms., avg: 18.902 ms.
Best time for 6144K FFT length: 22.162 ms., avg: 23.214 ms.
Best time for 7168K FFT length: 28.843 ms., avg: 31.448 ms.
Best time for 8192K FFT length: 32.147 ms., avg: 33.585 ms.
Timing FFTs using 7 threads.
Best time for 768K FFT length: 2.610 ms., avg: 3.642 ms.
Best time for 896K FFT length: 2.954 ms., avg: 4.715 ms.
Best time for 1024K FFT length: 2.821 ms., avg: 4.703 ms.
Best time for 1280K FFT length: 3.612 ms., avg: 5.005 ms.
Best time for 1536K FFT length: 6.416 ms., avg: 8.899 ms.
Best time for 1792K FFT length: 6.676 ms., avg: 7.334 ms.
Best time for 2048K FFT length: 6.410 ms., avg: 7.967 ms.
Best time for 2560K FFT length: 7.277 ms., avg: 8.367 ms.
Best time for 3072K FFT length: 8.975 ms., avg: 9.756 ms.
Best time for 3584K FFT length: 12.719 ms., avg: 13.878 ms.
Best time for 4096K FFT length: 11.673 ms., avg: 13.195 ms.
[Sat May 17 18:45:40 2014]
Best time for 5120K FFT length: 15.677 ms., avg: 18.274 ms.
Best time for 6144K FFT length: 32.474 ms., avg: 39.942 ms.
Best time for 7168K FFT length: 26.140 ms., avg: 27.522 ms.
Best time for 8192K FFT length: 30.584 ms., avg: 38.250 ms.
Timing FFTs using 8 threads.
Best time for 768K FFT length: 1.999 ms., avg: 2.404 ms.
Best time for 896K FFT length: 2.161 ms., avg: 2.651 ms.
Best time for 1024K FFT length: 2.813 ms., avg: 3.200 ms.
Best time for 1280K FFT length: 3.368 ms., avg: 6.599 ms.
Best time for 1536K FFT length: 4.048 ms., avg: 4.584 ms.
Best time for 1792K FFT length: 5.067 ms., avg: 5.971 ms.
Best time for 2048K FFT length: 5.496 ms., avg: 7.684 ms.
Best time for 2560K FFT length: 8.160 ms., avg: 9.016 ms.
Best time for 3072K FFT length: 11.301 ms., avg: 18.473 ms.
Best time for 3584K FFT length: 13.313 ms., avg: 19.847 ms.
Best time for 4096K FFT length: 13.466 ms., avg: 24.028 ms.
Best time for 5120K FFT length: 21.534 ms., avg: 33.834 ms.
Best time for 6144K FFT length: 19.952 ms., avg: 25.378 ms.
Best time for 7168K FFT length: 24.227 ms., avg: 27.098 ms.
Best time for 8192K FFT length: 24.951 ms., avg: 27.363 ms.
Best time for 61 bit trial factors: 4.615 ms.
Best time for 62 bit trial factors: 4.255 ms.
Best time for 63 bit trial factors: 7.126 ms.
Best time for 64 bit trial factors: 6.690 ms.
Best time for 65 bit trial factors: 6.175 ms.
Best time for 66 bit trial factors: 6.141 ms.
Best time for 67 bit trial factors: 6.140 ms.
Best time for 75 bit trial factors: 6.734 ms.
Best time for 76 bit trial factors: 6.629 ms.
Best time for 77 bit trial factors: 6.453 ms.
(2014-05-17 23:22) |
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