Powerpc g5 processor upgrade7/9/2023 As has been well documented, the transition to 90nm was a lot more difficult than IBM (or Intel) anticipated. A products from Apple or wanted a 3.0GHz machine were wondering where the new towers were.Īt the same time IBM, manufacturer of the PowerPC 970 which powered the G5, was making the transition from a 130nm CPU fabrication process to 90nm. As the winter of 2003 ended, Mac users who were reluctant to buy Rev. During the keynote address in which he unveiled the original PowerMacintosh G5, Apple CEO Steve Jobs made the now-infamous promise that they would be shipping a tower with a 3.0GHz PowerPC 970 CPU by the end of the following summer. The original lineup, announced in July 2003, consisted of single-CPU 1.6GHz and 1.8GHz models, and a dual 2.0GHz model. In early June, Apple finally announced the long-awaited upgrade to its PowerMac G5 line.
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