Barcelona optimization guide

By: anonymous (, May 16, 2007 7:13 pm
Room: Moderated Discussions
>I have yet to find any code with > 2 uops/cycle, so Intel's 4th issue/execute/retire
>slot really doesn't help all that much. Nobody consistently has IPC=3...

I can sustain IPC=4, though only for brief periods of time.
And with little use, at least from a software perspective.
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