IBM zEC12: The Third-Generation High-Frequency Mainframe Microprocessor
C.-L. Kevin Shum, F.Y. Busaba, Christian Jacobi · IEEE Micro · 2013
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.