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IBM zEC12: The Third-Generation High-Frequency Mainframe Microprocessor
March-April 2013 (vol. 33 no. 2)
pp. 38-47
The zEnterprise EC12 is the latest generation of IBM's System z Enterprise Class mainframe servers. The microprocessor operates at an ultra-high frequency of 5.5 GHz and incorporates many pipeline-optimization and instruction-processing techniques. It also supports innovative instruction- set-architecture extensions for future software exploitation to acquire performance gains. This article highlights the various factors inside the zEC12 microprocessor for achieving the best possible computing performance.
Index Terms:
Servers,Instruction sets,Microprocessors,Microprocessor chips,Optimization,Program processors,high-frequency microprocessor,microprocessors,IBM computers,mainframes,zSeries,zEC12,zEnterprise EC12,transactional memory,runtime instrumentation,branch prediction
Citation:
C. Kevin Shum, Fadi Busaba, Christian Jacobi, "IBM zEC12: The Third-Generation High-Frequency Mainframe Microprocessor," IEEE Micro, vol. 33, no. 2, pp. 38-47, March-April 2013, doi:10.1109/MM.2013.9
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