l*******3
发帖数: 1074 | 1 看到07年的老帖，挺逗的：
http://www.mitbbs.com/article_t/Hardware/26621793.html
借用原帖的提议：
jxmg (剑行美国) 于 (Mon Aug 27 20:03:54 2007) 提到:
http://www.apfloat.org/apfloat_java/applet/pi.html
都用100万位，Radix 10，选Chudnovsky，报个数啊。
我的2600K OC 4.5Ghz,
Total elapsed time 2.453 seconds |
c********l
发帖数: 8138 | 2 Final value took 0.776 seconds
Total elapsed time 4.543 seconds |
e*****d
发帖数: 626 | 3 Total elapsed time 4.089 seconds
i7-860 oc 3.3Ghz |
l*****u
发帖数: 12114 | 4 Your browser is completely ignoring the |
l*******3
发帖数: 1074 | 5 This applet also failed to run in FF4.0/Ubuntu 11.04. |
p*********e
发帖数: 32207 | 6 builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 201326592
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 201326592
sharedMemoryTreshold = 786432
blockSize = 134217728
numberOfProcessors = 8
Calculating pi to 1000000 radix-10 digits
Using up to 8 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 3.978 seconds
Final value took 0.826 seconds
Total elapsed time 4.852 seconds
I7 860/8g
【在 c********l 的大作中提到】
: Final value took 0.776 seconds
: Total elapsed time 4.543 seconds
|
d*******3
发帖数: 6550 | 7 100% complete, elapsed time 3.012 seconds
Final value took 0.601 seconds
Total elapsed time 3.617 seconds
i7-2600 |
w******3
发帖数: 1662 | 8 100% complete, elapsed time 3.566 seconds
Final value took 0.749 seconds
Total elapsed time 4.32 seconds
i7-2630qm |
q********g
发帖数: 10694 | 9 Calculating pi to 1000000 radix-10 digits
Using up to 8 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 1.421 seconds
Final value took 0.358 seconds
Total elapsed time 1.78 seconds
i7 950, Linux |
q********g
发帖数: 10694 | 10 我的为什么这么快？有点不可思议。因为是Linux OS么？ |
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d*******3
发帖数: 6550 | |
f*y
发帖数: 876 | 12 100% complete, elapsed time 39.209 seconds
Final value took 5.896 seconds
Total elapsed time 45.129 seconds
T42p PM1.8G ~~~~(>_<)~~~~ |
A*******s
发帖数: 708 | 13 100% complete, elapsed time 9.327 seconds
Final value took 1.446 seconds
Total elapsed time 10.778 seconds
T7200 |
A*******s
发帖数: 708 | 14 绝对是jre的问题，07年那里有人贴出来
C2D T7400:
elapsed time 23.465 sec
final value took 2.965 sec
Total elapsed time 26.432 sec
我T7200现在只需要10.778秒 |
A*******s
发帖数: 708 | 15 绝对是jre的问题，07年那里有人贴出来
C2D T7400:
elapsed time 23.465 sec
final value took 2.965 sec
Total elapsed time 26.432 sec
我T7200现在只需要10.778秒 |
A*******s
发帖数: 708 | 16 看来我现在的T7200 beat了07年所有电脑 :p |
a*****s
发帖数: 2663 | 17 靠,跟正苗红的应该是superPi吧.用java算真是蛋疼哦! |
l*b
发帖数: 4369 | 18 Final value took 0.733 seconds
Total elapsed time 4.446 seconds
i7 870 默认2.93GHz |
s9
发帖数: 1192 | 19 100% complete, elapsed time 3.272 seconds
Final value took 0.684 seconds
Total elapsed time 3.964 seconds
Intel Xeon W3565
【在 l*******3 的大作中提到】
: This applet also failed to run in FF4.0/Ubuntu 11.04.
|
a******n
发帖数: 1052 | 20 100% complete, elapsed time 4.158 seconds
Final value took 0.879 seconds
Total elapsed time 5.065 seconds
i7-950 默认设置
【在 l*******3 的大作中提到】
: This applet also failed to run in FF4.0/Ubuntu 11.04.
|
|
|
a******n
发帖数: 1052 | 21 我也是950，用了4.518s，是因为windows和linux的原因？
【在 q********g 的大作中提到】
: Calculating pi to 1000000 radix-10 digits
: Using up to 8 parallel operations for calculation
: Using the Chudnovsky brothers' binary splitting algorithm
: 100% complete, elapsed time 1.421 seconds
: Final value took 0.358 seconds
: Total elapsed time 1.78 seconds
: i7 950, Linux
|
p**n
发帖数: 1437 | 22 failed to run in FF5.0/Ubuntu 10.10
【在 l*******3 的大作中提到】
: This applet also failed to run in FF4.0/Ubuntu 11.04.
|
i***r
发帖数: 1024 | 23 100% complete, elapsed time 3.032 seconds
Final value took 0.672 seconds
Total elapsed time 3.708 seconds
i****[email protected]
【在 l*******3 的大作中提到】
: This applet also failed to run in FF4.0/Ubuntu 11.04.
|
t***t
发帖数: 6066 | 24 my pc use 15 seconds. my pc suck so much? |
b**l
发帖数: 33123 | 25 我老这个才是极品：
builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 201326592
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 201326592
sharedMemoryTreshold = 3145728
blockSize = 134217728
numberOfProcessors = 2
Calculating pi to 1000000 radix-10 digits
Using up to 2 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 17.922 seconds
Final value took 3.125 seconds
Total elapsed time 21.078 seconds
【在 t***t 的大作中提到】
: my pc use 15 seconds. my pc suck so much?
|
p***r
发帖数: 1098 | 26 builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 100663296
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 100663296
sharedMemoryTreshold = 393216
blockSize = 67108864
numberOfProcessors = 8
Calculating pi to 1000000 radix-10 digits
Using up to 8 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 2.083 seconds
Final value took 0.584 seconds
Total elapsed time 2.672 seconds
2630QM/8G
Macbook pro 2011 |
y*****x
发帖数: 3291 | 27 我介个是只花了70刀买的 AMD X3，开了一核，好像也不比 i7慢多少么.
Calculating pi to 1000000 radix-10 digits
Using up to 4 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 5.749 seconds
Final value took 1.142 seconds
Total elapsed time 6.904 seconds |
q********g
发帖数: 10694 | 28 我觉得这个帖子比较能综合反映cpu的性能
http://www.cpubenchmark.net/high_end_cpus.html
【在 y*****x 的大作中提到】
: 我介个是只花了70刀买的 AMD X3，开了一核，好像也不比 i7慢多少么.
: Calculating pi to 1000000 radix-10 digits
: Using up to 4 parallel operations for calculation
: Using the Chudnovsky brothers' binary splitting algorithm
: 100% complete, elapsed time 5.749 seconds
: Final value took 1.142 seconds
: Total elapsed time 6.904 seconds
|
y*****x
发帖数: 3291 | 29 不过 说真的， 2年前买的 AMD Phenom II X4,现在的排名好像也不是那么的差，
AMD和INTEL的竞争真是导致CPU大大超过其他硬件的发展速度了.
除非专门用来做运算或者跑分，或者作图，大部分人的机器估计CPU也就用个 30%的样子 |
d********e
发帖数: 1468 | 30 builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 201326592
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 201326592
sharedMemoryTreshold = 1572864
blockSize = 134217728
numberOfProcessors = 4
Calculating pi to 1000000 radix-10 digits
Using up to 4 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 2.87 seconds
Final value took 0.53 seconds
Total elapsed time 3.4 seconds
i5-2500k @ 3.7Ghz |
|
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n*******e
发帖数: 4894 | 31 builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 201326592
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 201326592
sharedMemoryTreshold = 1572864
blockSize = 134217728
numberOfProcessors = 4
Calculating pi to 1000000 radix-10 digits
Using up to 4 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 2.522 seconds
Final value took 0.458 seconds
Total elapsed time 2.986 seconds
i5 2500k 4.5G
【在 d********e 的大作中提到】
: builderFactory = org.apfloat.internal.IntBuilderFactory
: maxMemoryBlockSize = 201326592
: cacheL1Size = 8192
: cacheL2Size = 262144
: cacheBurst = 32
: memoryTreshold = 201326592
: sharedMemoryTreshold = 1572864
: blockSize = 134217728
: numberOfProcessors = 4
: Calculating pi to 1000000 radix-10 digits
|
d********e
发帖数: 1468 | 32 builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 201326592
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 201326592
sharedMemoryTreshold = 786432
blockSize = 134217728
numberOfProcessors = 8
Calculating pi to 1000000 radix-10 digits
Using up to 8 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 2.62 seconds
Final value took 0.6 seconds
Total elapsed time 3.22 seconds
i7-860 @3.9Ghz |
s****n
发帖数: 2305 | 33 elapsed time 21.828 seconds
Final value took 3.281 seconds
Total elapsed time 25.14 seconds |
f*y
发帖数: 876 | 34 不要试图跟我的电脑比慢
【在 t***t 的大作中提到】
: my pc use 15 seconds. my pc suck so much?
|
w***n
发帖数: 738 | 35 T61 C2D T7300
Total elapsed time 14.967 seconds |
s*****a
发帖数: 1269 | 36 builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 201326592
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 201326592
sharedMemoryTreshold = 6291456
blockSize = 134217728
numberOfProcessors = 1
Calculating pi to 1000000 radix-10 digits
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 62.062 seconds
Final value took 11.813 seconds
Total elapsed time 73.985 seconds |
p**o
发帖数: 3409 | 37 100% complete, elapsed time 5.824 seconds
Final value took 1.198 seconds
Total elapsed time 7.033 seconds
AMD Athlon II X4 640 3.00GHz |
n*******0
发帖数: 2002 | 38 i7 875k，默认频率。（仿佛很搓的样子嘛。。。）
100% complete, elapsed time 4.11 seconds
Final value took 0.916 seconds
Total elapsed time 5.034 seconds
【在 l*******3 的大作中提到】
: This applet also failed to run in FF4.0/Ubuntu 11.04.
|
G*F
发帖数: 427 | 39 builderFactory = org.apfloat.internal.IntBuilderFactory
maxMemoryBlockSize = 201326592
cacheL1Size = 8192
cacheL2Size = 262144
cacheBurst = 32
memoryTreshold = 201326592
sharedMemoryTreshold = 786432
blockSize = 134217728
numberOfProcessors = 8
Calculating pi to 1000000 radix-10 digits
Using up to 8 parallel operations for calculation
Using the Chudnovsky brothers' binary splitting algorithm
100% complete, elapsed time 3.336 seconds
Final value took 0.761 seconds
Total elapsed time 4.105 seconds
i7-870/8G |
