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


To: Elmer who wrote (91868)2/6/2000 9:21:00 PM
From: kapkan4u  Read Replies (1) | Respond to of 1576336
 
<When a processor switches tasks, all the pipeline gets flushed and the new instruction stream starts. At some point there must be a loss of overall efficiency with too deep a pipeline. Are we approaching that point?>

Pipeline flush due to branch misprediction happens much more often than task context switch. And yes, longer pipelines take longer to fill.

Kap