PowerPC G3

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PowerPC G3

(processor)
A processor chip from Apple Computer, Inc..

Described by Apple as "the third generation in the development of advanced processor technology" the first PowerPC G3 products were launched in 1997. It is specifically optimised for the Macintosh Operating System and uses backside cache to improve performance. The PowerPC G3 has been used by Apple in notebook, desktop and server products.

http://apple.com/powermac/technologies/g3.html.
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It is based on a "triple modular redundancy architecture in which three commercial IBM PowerPC 750 processors run the same program at all times and "vote" on each operation.
The RAD750 is a radiation hardened version of the IBM PowerPC 750 chip designed to withstand the rigors of space.
This type of PowerPC-on-VMEbus CPU board, supporting IBM's PowerPC 750 FX and compatible with the PowerPC 750 GX, is particularly well suited to complex industrial control tasks, and can even be used for image processing when combined with PMC frame grabbers.
Embedded systems designers building telecommunications, network-edge, and industrial control devices on the Motorola PowerPC 750 processor are looking to Linux as a cost-effective and reliable embedded operating system and development environment," said TimeSys President and CEO Larry Weidman.
With the latest PowerPC 750 CXe 600MHz processor and 512MBytes SDRAM, the PowerPMC-260 module provides a high-performance microprocessing engine for third generation (3G) wireless, asynchronous transfer mode (ATM) switches, Internet protocol (IP) Layer 3 switches, semiconductor test equipment and other demanding applications in communications and industrial control.
But IBM also makes faster copper-based PowerPC 750 processors for Apple, and it could plunk one of these on the motherboard instead.
The PowerPC 750 was created as a standard aluminum design operating at up to 300 MHz.
To ensure the highest safety standards, the 900 MHz PowerPC 750, the 512 MB main memory and the internal structure of the FPGA are triple-redundant.
The GPCP (General Purpose Control Processor) 750 is a full Mil-Spec COTS single-board computer based on a 200 MHz PowerPC 750 processor.
Of course, IBM could instead use the PowerPC 750 processor it sells to Apple.
In a related product development, TimeSys, headquartered in Pittsburgh, PA, announced the availability of its TimeStorm Linux Development Kits for IBM PowerPC 750 FX and GX.
The complete score report for the IBM PowerPC 750 CL consists of 87 separate benchmark scores in the five overall categories of Bezier, Dither, Rotate, Text, and Ghostscript.