Multi-Core Scaling: Intel Core i7 920 (Overclocked)
Multi-threaded Pi Benchmark: y-cruncher v0.2.1
By Alexander J. Yee
(Last updated: August 1, 2009)
Benchmark Settings
| 1 thread |
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| 2 threads |
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| 4 threads |
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| 8 threads |
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Benchmarks
All times in seconds. All times include base-conversions.
Processor(s): |
2.67 GHz Intel Core i7 - 920 Bloomsfield - Overclock to 3.2 GHz (3.36 GHz Turbo Boost)
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Memory: |
6 GB DDR3 - 1600 MHz (triple channel)
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Courtesy Of: |
Johnny Sun
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Version: |
v0.2.1.6851 (x64 SSE3 - AV)
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Decimal Digits |
1 thread |
2 threads |
4 threads |
8 threads |
2-t scaling |
4-t scaling |
8-t scaling |
1,000,000 |
1.310 | 0.882 | 0.540 | 0.450 | 1.485 | 2.425 | 2.911 |
1,500,000 |
1.996 | 1.256 | 0.737 | 0.657 | 1.589 | 2.708 | 3.038 |
2,000,000 |
2.651 | 1.608 | 0.934 | 0.845 | 1.648 | 2.838 | 3.137 |
2,500,000 |
3.417 | 2.031 | 1.167 | 1.052 | 1.682 | 2.928 | 3.248 |
4,000,000 |
5.772 | 3.389 | 1.947 | 1.699 | 1.703 | 2.964 | 3.397 |
5,000,000 |
7.348 | 4.064 | 2.454 | 2.079 | 1.808 | 2.994 | 3.534 |
7,500,000 |
11.887 | 6.617 | 3.698 | 3.216 | 1.796 | 3.214 | 3.696 |
10,000,000 |
16.225 | 8.944 | 4.895 | 4.317 | 1.814 | 3.314 | 3.758 |
12,000,000 |
20.248 | 11.089 | 5.965 | 5.389 | 1.825 | 3.394 | 3.757 |
15,000,000 |
26.239 | 14.215 | 7.647 | 6.842 | 1.845 | 3.431 | 3.834 |
20,000,000 |
35.912 | 19.413 | 10.551 | 9.248 | 1.849 | 3.403 | 3.883 |
25,000,000 |
46.473 | 24.560 | 13.654 | 11.988 | 1.892 | 3.403 | 3.876 |
40,000,000 |
79.670 | 42.093 | 22.960 | 20.303 | 1.892 | 3.469 | 3.924 |
50,000,000 |
102.914 | 55.650 | 29.192 | 25.774 | 1.849 | 3.525 | 3.992 |
75,000,000 |
160.774 | 85.757 | 45.268 | 40.263 | 1.874 | 3.551 | 3.993 |
100,000,000 |
227.729 | 122.654 | 63.924 | 56.682 | 1.856 | 3.562 | 4.017 |
120,000,000 |
287.738 | 147.798 | 77.428 | 69.446 | 1.946 | 3.716 | 4.143 |
150,000,000 |
363.406 | 190.735 | 97.792 | 86.930 | 1.905 | 3.716 | 4.180 |
200,000,000 |
514.873 | 268.131 | 137.849 | 123.756 | 1.920 | 3.735 | 4.160 |
250,000,000 |
658.964 | 338.085 | 177.054 | 157.743 | 1.949 | 3.721 | 4.177 |
400,000,000 |
1,103.16 | 576.115 | 300.840 | 268.238 | 1.914 | 3.666 | 4.112 |
500,000,000 |
1,424.95 | 761.596 | 388.438 | 346.312 | 1.871 | 3.668 | 4.114 |
750,000,000 |
2,286.05 | 1,196.09 | 626.440 | 553.193 | 1.911 | 3.649 | 4.132 |
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