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NVIDIA发布Grace CPU处理器:144核+500W功耗 性能无敌手

 2 years ago
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NVIDIA发布Grace CPU处理器:144核+500W功耗 性能无敌手

2022-03-23 00:06:21 来源: 快科技  举报

除了万众瞩目的Hopper架构H100加速卡,NVIDIA在GTC 2022大会上还发布了专为AI及超算设计的CPU处理器Grace,拥有多达144个内核,内存带宽高达1TB/s,整体功耗仅为500W,官方表示性能上根本没有对手。

NVIDIA去年其实就发布了Grace,不过当时没有详细规格,现在公布的这颗CPU芯片有两个,一个叫做Grace Hopper,是CPU+GPU合体的, 使用新的NVLink技术连接,带宽900GB/s。

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更强大的叫做Grace CPU Superchip,应该是两个而这个CPU超级芯片的规格也是相当恐怖的,两个Grac CPU封装的,总计144个CPU内核(基于ARMv9指令集),缓存容量396MB,支持LPDDR5X ECC内存,带宽高达1TB/s。

其他方面还有PCIe 5.0、NVLink-C2C互连。

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性能方面,Grace CPU Superchip的SPECint 2017得分为740分,NVIDIA表示这个性能没有什么产品可与之媲美,无敌了。

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有了Grace Hopper及Grace CPU Superchip,NVIDIA可以灵活搭配各种方案,就像是搭积木那样简单。

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Grace CPU Superchip芯片会在2023年上市。

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