Re: chip multithreading on ultrasparc iv

From: Rich Teer (rich.teer_at_rite-group.com)
Date: 10/22/04 

Date: Fri, 22 Oct 2004 18:30:32 GMT

On Fri, 22 Oct 2004, tri wrote:

> The Ultrasparc IV has 2 Ultrasparc III pipeline cores capable of
> executing instructions from a separate thread on each core.
>
> Does this mean in one clock cycle, instructions from 2 threads can
> execute on the Ultrasparc IV processor?

Yes. Niagra will be able to execute 32 threads simultaneously.

> Does the Ultrasparc IV also maintain architectural states for each
> thread?

Not sure what you're asking here... 

-- 
Rich Teer, SCNA, SCSA, author of "Solaris Systems Programming"
President,
Rite Online Inc.
Voice: +1 (250) 979-1638
URL: http://www.rite-group.com/rich

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