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Cerebras CS-4：性能翻倍、单柜135kW，超高速token是一门怎样的生意？ episode artwork

EPISODE · Aug 22, 2026 · 8 MIN

Cerebras CS-4：性能翻倍、单柜135kW，超高速token是一门怎样的生意？

from 投研随身听 · host 慢研播客

Cerebras 的 CS-4 没有更换芯片，而是继续使用 5nm WSE-3，通过提高时钟频率、供电能力和机柜密度，把单用户 token 速度提高到上一代的约两倍。这期个人学习版拆解超高速 token 的商业模式：43 PB/s 片上带宽怎样换来每用户接近 4,000 token/s；44GB SRAM 为什么仍限制长上下文和高并发；三晶圆背包机柜怎样改善制造与部署；以及 Cerebras 为什么要与 AMD、AWS Trainium 组成解耦式推理系统。

Episode metadata supplied by the publisher feed · Published Aug 22, 2026

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Cerebras CS-4：性能翻倍、单柜135kW，超高速token是一门怎样的生意？

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