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To: Maxwell who wrote (4825)3/8/1998 2:00:00 PM
From: StockMan  Read Replies (1) | Respond to of 6843
 
Madwell,
Re -- Benchmarks...

Those benchmarks don't say a darn thing. It measures individual timing. Real world applications will provide entirely different results.

Re -- Cyrix has a BETTER ARCHITECTURE! But the price you pay for those long deep logic branch

You contradict yourself in the same statement. An architecture is not how well you do in memory to memory transfer instructions, but in different application mix. Thus Cyrix architecture is actually INFERIOR because they optimized for the wrong thing.

BTW "deep branches" are not neccessarily a good thing. Remember Madwell tradeoffs.

However you are FUNNY. He-he-he-he-he..

Stockman



To: Maxwell who wrote (4825)3/8/1998 2:06:00 PM
From: Paul Engel  Read Replies (1) | Respond to of 6843
 
Maxwell - Re: "The conclusion is that the Cyrix has a BETTER ARCHITECTURE! "

Let me rephrase that - Cyrix's 6x86MX is a better architecture than the Pentium.

For INTEGER performance only, that is a reasonable conclusion.

Then again the 6x86MX was introduced in 1997. The Pentium (without the MMX extension) was introduced in 1992/1993.

So, the 6x86MX benefits from 4 or 5 additional years of design and architectural refinements - out of order execution, speculative execution, register renaming, etc. - none of which appear in the rather old and "archaic" Pentium architecture.

For FPU performance, the Cyrix designs are still deficient vis-a-vis comparable Intel designs.

As you noted, the 6x86 MX implementation suffers when it comes to increasing clock speeds. The Pentium has been scaled from a 0.8 micron process to 0.25 micron process, and the speed has increased from 60 MHz to 266 MHz.

Paul