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


To: Scumbria who wrote (46545)1/18/1999 4:40:00 PM
From: Tenchusatsu  Read Replies (2) | Respond to of 1583853
 
<A deeper pipeline is indicative of a simpler architecture. The more pipe stages you have, the less work you are trying to do in a single cycle.>

Scumbria, it should be rather interesting to know that the P6 core already has a 12-stage pipeline, which is longer than even the K7's 10-stage pipeline. It's pretty interesting to me how AMD is only beginning to discover the joys of a longer pipeline which Intel already knew about almost three years ago. Perhaps this is why most of Intel's P6 parts, including the Celeron 300A, can easily reach 450 MHz, while AMD is going nuts trying to push even 20% of their parts to 400 MHz?

Of course, you could argue that this shows how well AMD can push the clock speeds of shoter pipelines, and how AMD can win the MHz race once they go towards a longer pipeline. But remember that Intel can easily push the 0.25 micron process to 600 MHz if they really wanted to, cooling issues aside.

Meanwhile, Microprocessor Report speculated that Intel's upcoming Willamette core will have a pipeline that is "long enough to carry Alaskan oil." This has been confirmed by a coworker of mine.

Tenchusatsu