13 Facts About PowerPC


PowerPC is a reduced instruction set computer instruction set architecture created by the 1991 Apple–IBM–Motorola alliance, known as AIM.

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PowerPC was the cornerstone of AIM's PReP and Common Hardware Reference Platform initiatives in the 1990s.

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PowerPC is largely based on the earlier IBM POWER architecture, and retains a high level of compatibility with it; the architectures have remained close enough that the same programs and operating systems will run on both if some care is taken in preparation; newer chips in the Power series use the Power ISA.

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In 1991, the PowerPC was just one facet of a larger alliance among these three companies.

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The PowerPC chip was one of several joint ventures involving the three alliance members, in their efforts to counter the growing Microsoft-Intel dominance of personal computing.

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The differences between the earlier POWER instruction set and that of PowerPC is outlined in Appendix E of the manual for PowerPC ISA v 2.

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Development of the PowerPC is centered at an Austin, Texas, facility called the Somerset Design Center.

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Many PowerPC designs are named and labeled by their apparent technology generation.

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At the time the G4 was launched, Motorola categorized all their PowerPC models according to what generation they adhered to, even renaming the older 603e core "G2".

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PowerPC is designed along RISC principles and allows for a superscalar implementation.

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Accelerator cards based on the first-generation PowerPC chips were created for the Commodore Amiga in anticipation for a move to a possible new Amiga platform designed around the PowerPC.

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IBM had a full line of PowerPC based desktops built and ready to ship; unfortunately, the operating system that IBM had intended to run on these desktops—Microsoft Windows NT—was not complete by early 1993, when the machines were ready for marketing.

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PowerPC processors were used in a number of now-discontinued video game consoles:.

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