SuperPI
calculates the number PI to 1 Million digits in this raw number crunching
benchmark. The benchmark is fairly diverse and allows the user to change the
number of digits of PI that can be calculated from 16 Thousand to 32 Million.
The benchmark, which uses 19 iterations in the test, is set 1 Million digits.
Lower
calculation times are better. SuperPi is not multi-threaded.
Super Pi Mod 1.5 XS -
Windows Vista |
1 Million Digits: |
sec |
Ranking |
Intel Core i7 920 |
13.516 |
   |
Intel Core i5 750 |
15 |
   |
Intel Core 2 Duo E8500 |
14.8 |
   |
Intel Core 2 Duo E8400 |
15.5 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
20.4 |
   |
AMD Phenom II X4 955 Black Edition |
21.699 |
   |
AMD Phenom II X4 910e |
26.239 |
   |
AMD Phenom II X3 720 Black Edition |
24.398 |
   |
AMD Phenom II X2 555
Black Edition |
21.653 |
   |
AMD Phenom II X2 550 Black Edition |
22.24 |
   |
AMD Athlon II X4 635 |
22.6969 |
   |
AMD Athlon II X4 620 |
29.749 |
   |
AMD Athlon II X3 435 |
27.5 |
   |
AMD Athlon II X2 250 |
25.865 |
   |
AMD Athlon II X2 240e |
27 |
   |
8 Million Digits: |
sec |
Ranking |
Intel Core i7 920 |
173.92 |
   |
Intel Core i5 750 |
175.99 |
   |
Intel Core 2 Duo E8500 |
190.538 |
   |
Intel Core 2 Duo E8400 |
198 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
255.16 |
   |
AMD Phenom II X4 955 Black Edition |
269.615 |
   |
AMD Phenom II X4 910e |
318.411 |
   |
AMD Phenom II X3 720 Black Edition |
301.923 |
   |
AMD Phenom II X2 555
Black Edition |
267.852 |
   |
AMD Phenom II X2 550 Black Edition |
275.19 |
   |
AMD Athlon II X4 635 |
296.681 |
   |
AMD Athlon II X4 620 |
324.164 |
   |
AMD Athlon II X3 435 |
296.111 |
   |
AMD Athlon II X2 250 |
288.464 |
   |
AMD Athlon II X2 240e |
302.125 |
   |
16 Million Digits: |
sec |
Ranking |
Intel Core i7 920 |
384.78 |
   |
Intel Core i5 750 |
413.643 |
   |
Intel Core 2 Duo E8500 |
422.51 |
   |
Intel Core 2 Duo E8400 |
426 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
573.32 |
   |
AMD Phenom II X4 955 Black Edition |
606.372 |
   |
AMD Phenom II X4 910e |
714.823 |
   |
AMD Phenom II X3 720 Black Edition |
671.513 |
   |
AMD Phenom II X2 555
Black Edition |
601.988 |
   |
AMD Phenom II X2 550 Black Edition |
622.79 |
   |
AMD Athlon II X4 635 |
661.736 |
   |
AMD Athlon II X4 620 |
720.455 |
   |
AMD Athlon II X3 435 |
656.112 |
   |
AMD Athlon II X2 250 |
637.423 |
   |
AMD Athlon II X2 240e |
670.441 |
   | |
As AMD's fastest dual-core processor, the Phenom II X2
555 Black Edition does better than every other AMD processor in this
single-threaded test except for the Phenom II X4 965 Black Edition. However
Intel's faster cache access speeds for its Core processor series allows its
processors to come out ahead.
Super Pi Mod 1.5 XS -
Windows 7 |
1 Million Digits: (sec) |
Points |
Ranking |
Intel Core i7 920 |
15.313 |
   |
Intel Core i5 750 |
15.678 |
   |
Intel Core 2 Duo E8400 |
15.553 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
20.374 |
   |
AMD Phenom II X4 910e |
26.177 |
   |
AMD Phenom II X2 555
Black Edition |
21.206 |
   |
AMD Athlon II X4 635 |
27.144 |
   |
AMD Athlon II X4 620 |
29.828 |
   |
AMD Athlon II X3 435 |
27.222 |
   |
AMD Athlon II X2 240e |
27.285 |
   |
8 Million Digits: (sec) |
Points |
Ranking |
Intel Core i7 920 |
171.781 |
   |
Intel Core i5 750 |
174.876 |
   |
Intel Core 2 Duo E8400 |
196.529 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
255.482 |
   |
AMD Phenom II X4 910e |
319.991 |
   |
AMD Phenom II X2 555
Black Edition |
268.32 |
   |
AMD Athlon II X4 635 |
296.868 |
   |
AMD Athlon II X4 620 |
324.667 |
   |
AMD Athlon II X3 435 |
296.713 |
   |
AMD Athlon II X2 240e |
303.639 |
   |
16 Million Digits: (sec) |
Points |
Ranking |
Intel Core i7 920 |
375.969 |
   |
Intel Core i5 750 |
414.725 |
   |
Intel Core 2 Duo E8400 |
441.066 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
573.395 |
   |
AMD Phenom II X4 910e |
712.541 |
   |
AMD Phenom II X2 555
Black Edition |
601.771 |
   |
AMD Athlon II X4 635 |
656.839 |
   |
AMD Athlon II X4 620 |
719.676 |
   |
AMD Athlon II X3 435 |
657.058 |
   |
AMD Athlon II X2 240e |
660.954 |
   | |
Again, largely identical performance between Windows
Vista and Windows 7 here.
wPrime uses a recursive call of Newton's method for
estimating functions, with f(x)=x2-k, where k is
the number we're sqrting, until Sgn(f(x)/f'(x)) does not equal that of the
previous iteration, starting with an estimation of k/2. It then uses an
iterative calling of the estimation method a set amount of times to increase the
accuracy of the results. It then confirms that n(k)2=k to ensure the calculation was correct. It repeats
this for all numbers from 1 to the requested maximum.
Lower
calculation times are better. wPrime is multi-threaded.
wPrime 2.0 - Windows
Vista |
32 Million Digits (1 thread): |
sec |
Ranking |
Intel Core i7 920 |
51.156 |
   |
Intel Core i5 750 |
48.408 |
   |
Intel Core 2 Duo E8500 |
50.466 |
   |
Intel Core 2 Duo E8400 |
53.64 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
43.009 |
   |
AMD Phenom II X4 955 Black Edition |
45.115 |
   |
AMD Phenom II X4 910e |
55.101 |
   |
AMD Phenom II X3 720 Black Edition |
51.901 |
   |
AMD Phenom II X2 555
Black Edition |
45.708 |
   |
AMD Phenom II X2 550 Black Edition |
48.173 |
   |
AMD Athlon II X4 635 |
49.873 |
   |
AMD Athlon II X4 620 |
55.083 |
   |
AMD Athlon II X3 435 |
49.669 |
   |
AMD Athlon II X2 250 |
49.827 |
   |
AMD Athlon II X2 240e |
53.367 |
   |
32 Million Digits (2 thread): |
sec |
Ranking |
Intel Core i7 920 |
25.828 |
   |
Intel Core i5 750 |
24.273 |
   |
Intel Core 2 Duo E8500 |
25.49 |
   |
Intel Core 2 Duo E8400 |
27.078 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
21.481 |
   |
AMD Phenom II X4 955 Black Edition |
22.682 |
   |
AMD Phenom II X4 910e |
28.158 |
   |
AMD Phenom II X3 720 Black Edition |
26.256 |
   |
AMD Phenom II X2 555
Black Edition |
23.415 |
   |
AMD Phenom II X2 550 Black Edition |
24.242 |
   |
AMD Athlon II X4 635 |
25.132 |
   |
AMD Athlon II X4 620 |
27.722 |
   |
AMD Athlon II X3 435 |
25.287 |
   |
AMD Athlon II X2 250 |
25.007 |
   |
AMD Athlon II X2 240e |
27.019 |
   |
32 Million Digits (all thread): |
sec |
Ranking |
Intel Core i7 920 |
9.547 |
   |
Intel Core i5 750 |
12.262 |
   |
Intel Core 2 Duo E8500 |
25.49 |
   |
Intel Core 2 Duo E8400 |
27.078 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
11.123 |
   |
AMD Phenom II X4 955 Black Edition |
11.84 |
   |
AMD Phenom II X4 910e |
14.462 |
   |
AMD Phenom II X3 720 Black Edition |
17.936 |
   |
AMD Phenom II X2 555
Black Edition |
23.415 |
   |
AMD Phenom II X2 550 Black Edition |
24.242 |
   |
AMD Athlon II X4 635 |
13.011 |
   |
AMD Athlon II X4 620 |
14.585 |
   |
AMD Athlon II X3 435 |
17.58 |
   |
AMD Athlon II X2 250 |
25.007 |
   |
AMD Athlon II X2 240e |
27.019 |
   | |
wPrime 2.0 can take advantage of multiple cores and
threads, which means that with only two cores available, there's no way the
Phenom II X2 555 Black Edition CPU can keep up with quad-core Athlons, Phenoms,
or Core i5/Core i7 processors.
wPrime 2.0 - Windows
7 |
32 Million Digits (1 thread): (sec) |
Points |
Ranking |
Intel Core i7 920 |
50.672 |
   |
Intel Core i5 750 |
48.844 |
   |
Intel Core 2 Duo E8400 |
53.93 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
42.073 |
   |
AMD Phenom II X4 910e |
54.616 |
   |
AMD Phenom II X2 555
Black Edition |
46.91 |
   |
AMD Athlon II X4 635 |
50.84 |
   |
AMD Athlon II X4 620 |
54.509 |
   |
AMD Athlon II X3 435 |
50.607 |
   |
AMD Athlon II X2 240e |
51.636 |
   |
32 Million Digits (2 thread): (sec) |
Points |
Ranking |
Intel Core i7 920 |
25.531 |
   |
Intel Core i5 750 |
24.571 |
   |
Intel Core 2 Duo E8400 |
27.05 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
21.684 |
   |
AMD Phenom II X4 910e |
28.267 |
   |
AMD Phenom II X2 555
Black Edition |
22.244 |
   |
AMD Athlon II X4 635 |
25.022 |
   |
AMD Athlon II X4 620 |
28.546 |
   |
AMD Athlon II X3 435 |
25.163 |
   |
AMD Athlon II X2 240e |
26.707 |
   |
32 Million Digits (3 thread): (sec) |
Points |
Ranking |
Intel Core i7 920 |
16.984 |
   |
Intel Core i5 750 |
16.629 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
14.633 |
   |
AMD Phenom II X4 910e |
19.11 |
   |
AMD Athlon II X4 635 |
17.067 |
   |
AMD Athlon II X4 620 |
18.813 |
   |
AMD Athlon II X3 435 |
17.487 |
   |
32 Million Digits (4 thread): (sec) |
Points |
Ranking |
Intel Core i7 920 |
13.047 |
   |
Intel Core i5 750 |
12.698 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
11.404 |
   |
AMD Phenom II X4 910e |
14.711 |
   |
AMD Athlon II X4 635 |
13.26 |
   |
AMD Athlon II X4 620 |
14.743 |
   |
32 Million Digits (all thread): (sec) |
Points |
Ranking |
Intel Core i7 920 |
9.766 |
   |
Intel Core i5 750 |
12.698 |
   |
Intel Core 2 Duo E8400 |
27.05 |
   |
AMD Phenom II X4 965 Black Edition
(125W) |
11.404 |
   |
AMD Phenom II X4 910e |
14.711 |
   |
AMD Phenom II X2 555
Black Edition |
22.244 |
   |
AMD Athlon II X4 635 |
13.26 |
   |
AMD Athlon II X4 620 |
14.743 |
   |
AMD Athlon II X3 435 |
17.487 |
   |
AMD Athlon II X2 240e |
26.707 |
   | |
Windows 7 performance here is slightly slower than
Windows Vista, but as always it's not enough to real