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IBM AIU芯片揭秘：5nm 32核心、230亿个晶体管！
今年10月，IBM发布了旗下首款人工智能计算单元（Artificial Intelligent Unit，AIU）片上系统。这是一种专用集成电路 (ASIC)，旨在更快、更高效地训练和运行需要大规模并行计算的深度学习模型。AIU：专为现代AI计算打造在过去多年来，业界主要是利用CPU、GPU来运行深度学习模型，但是随着人工智能模型的数量正呈指数级增长。
随着摩尔定律不断逼近极限，现在的硅基半导体技术很快会碰到极限，1nm及以下工艺就很难制造了，新的技术方向中石墨烯芯片是个路子，国内也有多家公司组建联盟攻关这一技术，其性能可达硅基芯片的10倍。日前在（第九届）中国国际石墨烯创新大会上，国内多家公司及机构成立了石墨烯铜创新联合体，成员包括正泰集团、上海电缆所
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