Analysis: VIA strikes back with Isaiah: OoOE, Fast SSE3, 3.5 to 25W

Friday 25th January 2008, 06:00:00 PM, written by Arun

It might have felt as if VIA’s CPU designers were sleeping for the last 3 years and asked the package and PCB engineers to keep the company going for the next thousand years. But today, they prove nothing could be further away from the truth.

VIA’s Isaiah (aka CN) was designed by the same Centaur Technology team that developed all their previous processors, but it is by far the most disruptive change in architecture in the company’s history. The complexity of the architecture takes a huge jump, from the single-issue 486-like C7 to something that in many ways resembles Penryn more than any other chip out there. It sports out-of-order execution, x86-64, and a sophisticated microarchitecture.

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