哎.. k8怎麼只有p4的一半 ~.~

AMD Athlon(tm) 64 Processor 3000+
CPU speed: 2019.87 MHz
CPU features: RDTSC, CMOV, PREFETCH, MMX, SSE, SSE2
L1 cache size: 64 KB
L2 cache size: 512 KB
L1 cache line size: 64 bytes
L2 cache line size: 64 bytes
L1 TLBS: 32
L2 TLBS: 512
Prime95 version 23.8, RdtscTiming=1
Best time for 384K FFT length: 22.723 ms.
Best time for 448K FFT length: 27.289 ms.
Best time for 512K FFT length: 30.689 ms.
Best time for 640K FFT length: 38.905 ms.
Best time for 768K FFT length: 47.324 ms.
Best time for 896K FFT length: 57.288 ms.
Best time for 1024K FFT length: 64.406 ms.
Best time for 1280K FFT length: 86.258 ms.
Best time for 1536K FFT length: 104.520 ms.
Best time for 1792K FFT length: 126.594 ms.
Best time for 2048K FFT length: 143.070 ms.