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Re: AMD CPU - (pentium way faster) [message #29077]

Thu, 31 January 2002 17:01

Richard French
Messages: 173
Registered: December 2000

Senior Member

Here's another one for the pot - SunBlade1000.
What's interesting is that the floating pt operations seem really
fast compared to the other benchmarks shown, but the looping tests
are not any faster. Comments from those who know about these CPUs?
Dick French

IDL> time_test3
|TIME_TEST3 performance for IDL 5.5:
| OS_FAMILY=unix, OS=sunos, ARCH=sparc
| Thu Jan 31 19:57:47 2002
1 0.185932 Empty For loop, 2000000 times
2 0.107824 Call empty procedure (1 param) 100000 times
3 0.129075 Add 200000 integer scalars and store
4 0.118094 50000 scalar loops each of 5 ops, 2 =, 1 if)
5 0.102571 Mult 512 by 512 byte by constant and store, 30
times
6 0.306812 Shift 512 by 512 byte and store, 300 times
7 0.168105 Add constant to 512x512 byte array, 100 times
8 0.194526 Add two 512 by 512 byte arrays and store, 80 times
9 0.0596820 Mult 512 by 512 floating by constant, 30 times
10 0.0806381 Shift 512 x 512 array, 60 times
11 0.111282 Add two 512 by 512 floating images, 40 times
12 0.166002 Generate 1000000 random numbers
13 0.107743 Invert a 192^2 random matrix
14 0.0361811 LU Decomposition of a 192^2 random matrix
15 0.171751 Transpose 384^2 byte, FOR loops
16 0.131389 Transpose 384^2 byte, row and column ops x 10
17 0.250274 Transpose 384^2 byte, TRANSPOSE function x 100
18 0.160186 Log of 100000 numbers, FOR loop
19 0.237714 Log of 100000 numbers, vector ops 10 times
20 0.0939361 131072 point forward plus inverse FFT
21 0.245218 Smooth 512 by 512 byte array, 5x5 boxcar, 10 times
22 0.0548640 Smooth 512 by 512 floating array, 5x5 boxcar, 5
times
23 0.0700099 Write and read 512 by 512 byte array x 40
3.28981=Total Time, 0.12610411=Geometric mean, 23
tests.

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[Message index]

		Re: AMD CPU - (pentium way faster) By: Richard French on Thu, 31 January 2002 17:01
		Re: AMD CPU - (pentium way faster) By: Mark Hadfield on Thu, 31 January 2002 16:36
		Re: AMD CPU - (pentium way faster) By: Robert Stockwell on Thu, 31 January 2002 15:13
		Re: AMD CPU - (pentium way faster) By: Robert Stockwell on Thu, 31 January 2002 14:19
		Re: AMD CPU - (pentium way faster) By: Mark Hadfield on Thu, 31 January 2002 12:39
		Re: AMD CPU - (pentium way faster) By: Brian Jackel on Thu, 31 January 2002 11:23
		Re: AMD CPU - (pentium way faster) By: Pavel A. Romashkin on Thu, 31 January 2002 09:56
		Re: AMD CPU - (pentium way faster) By: Robert Stockwell on Thu, 31 January 2002 07:47

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