Peter Greenhalgh

VP Technology & Fellow


Since 2017 Peter has been responsible for technology development across all Arm product IP, including CPU, GPU, Video and System.

Peter joined Arm in 2001, with an initial focus on the Arm11 processor family. Since then he has held a range of engineering and lead architect positions in the company.

He was the lead architect of the Arm Cortex-A7 and Cortex-A53 processors, and led the development and deployment of Arm big.LITTLE technology. Prior to this he owned key units in the microarchitectures of the Cortex-R4, Cortex-A5 and Cortex-A8 processors.

Between 2013 and 2017 Peter was the senior director of technology in Arm’s Compute Products Group (CPG), responsible for all microarchitecture and technology developments across Arm’s CPU.

Peter holds 20 patents in the field of CPU microarchitecture and has a degree in electrical and electronics engineering from Heriot-Watt University.

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