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To: Jim McMannis who wrote (23072)1/18/1998 10:02:00 PM
From: Pravin Kamdar  Read Replies (4) | Respond to of 33344
 
Jim,

It took me several tries, also. Basically, Anand was trying to compare CPU cores by leveling the playing field. To do so, he ran the K6, the M2, the P55C and the PII at a bus speed of 83 Mhz with a 2x multiplier. That way, the CPU to L2 cache on all systems was running at 83 Mhz (even on the PII system, which uses 1/2 the clock speed). The M2 blew away the competition with a Business winstone score of 56.3. I think the K6 was about 51.9 and the Pentium was about 51.1. Get this. The PII came in at around 40! Another amazing thing is that the M2 had the highest Highend Winstone; showing that on a level playing field, the floating point unit of the M2 is not that bad. Since the K6 and the M2 both have 64Kbyte L1 caches, and the Intel chips only have 32Kbyte caches, a better comparison of core processor capabilities would be to disable the L1 caches and redo the test. Something that Anand hinted he might do. The article went on to show what to expect from the Deschuttes; of which he had one and had run some overclocked benchmarks. At the rated 333 Mhz speed, the business winstone score was only 67.2. If Cyrix can get the clock speeds up, they will have the fastest chips around; as Fuchi has been saying all along.

Pravin.