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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: kash johal who wrote (41587)11/16/1998 8:03:00 PM
From: Scumbria  Respond to of 1572580
 
Kash,

You could argue that a 486 optimized for 0.25 speeds is enough for most folks.

I could argue that, but I wouldn't. 486's are noticeably very slow due to small caches, non-pipelined narrow buses, etc.

The extra execution units on K7 will do zippo for performance on most apps. It has been demonstrated repeatedly in this industry that superscalar designs wider than 2 integer units show very little performance gain (PPC 604, PII, K6, etc.) M2 has only 2 execution units, yet runs faster than K6 or PII at the same clock speed. Early reports indicate that 21264 performance is much slower than expected. Guess why?

The architects would be smarter to focus on clock rate, die size, scalability to new processes, and manufacturability. If K7 doesn't match Intel's clock speed when it hits the market, it will not be very impressive.

Scumbria