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JSSC 2013第8期Digital Circuits

SpiNNaker A 1-W 18-Core System-on-Chip for Massively-Parallel Neural Network Sim

SpiNNaker芯片是一款18核低功耗系统,专为大规模并行神经网络模拟设计。
100M晶体管, 102mm²芯片面积, 3.96 GIPS峰值性能, 1W峰值功耗
神经网络模拟多核处理器低功耗设计异步通信神经形态计算
采用全局异步局部同步(GALS)架构
集成18个ARM968处理器节点
轻量级异步通信基础设施
Abstract
The modelling of large systems of spiking neurons is computationally very demanding in terms of processing power and communication. SpiNNaker—Spiking Neural Network ar- chitecture—is a massively parallel computer system designed to provide a cost-effective and flexible simulator for neuroscience experiments. It can model up to a billion neurons and a trillion synapses in biological real time. The basic building block is the SpiNNaker Chip Multiprocessor (CMP), which is a custom-de- signed globall