Intel(R) Pentium(R) 4 CPU 2.40GHz
CPU speed: 2405.41 MHz
CPU features: RDTSC, CMOV, PREFETCH, MMX, SSE, SSE2
L1 cache size: 8 KB
L2 cache size: 512 KB
L1 cache line size: 64 bytes
L2 cache line size: 128 bytes
TLBS: 64
Prime95 version 23.7, RdtscTiming=1
Best time for 384K FFT length: 22.432 ms.
Best time for 448K FFT length: 26.770 ms.
Best time for 512K FFT length: 30.282 ms.
Best time for 640K FFT length: 35.700 ms.
Best time for 768K FFT length: 43.649 ms.
Best time for 896K FFT length: 51.987 ms.
Best time for 1024K FFT length: 58.070 ms.
Best time for 1280K FFT length: 77.642 ms.
Best time for 1536K FFT length: 94.777 ms.
Best time for 1792K FFT length: 113.128 ms.
Best time for 2048K FFT length: 127.371 ms.

差這麼多??