Re: COMPUTING: IBM Systems Journal discusses Blue Gene

From: Brian Atkins (
Date: Thu Aug 30 2001 - 00:45:37 MDT

"Robert J. Bradbury" wrote:
> Now the really *interesting* thing in the Blue Gene article
> is that IBM is designing the chip to be multi-threaded.
> This allows the CPUs to service whatever thread has got
> its data loaded from memory. It sounds precisely like the
> TERA architecture. So either IBM has licensed TERA's
> technology or they have reinvented something similar.

Isn't this the same as the "hyperthreading"/SMT tech Intel has in the
Pentium 4 (but not enabled yet) ? Max 30% increase in performance I
hear... might sorta make up for the lousy IPC of the P4 in some areas.
Anyway, it's not big news anymore.

Brian Atkins
Singularity Institute for Artificial Intelligence

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