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雷军宣布玄戒 O3、O100、D100 芯片发布

2026-08-24 16:25:10

ChainCatcher 消息,雷军发文宣布,小米新一代玄戒家族芯片玄戒 O3、玄戒 O100、玄戒 D100 均已完成回片验证。玄戒 O3 为面向最高端产品的 AI 旗舰 SoC,将在小米 18 Fold 上首次亮相;玄戒 O100 为 1.22TB/s 高带宽 AI 加速芯片,玄戒 D100 为国内首款 3nm 智驾高算力 AI 芯片,后两者将于明年正式商用。三颗芯片覆盖小米人车家全生态端侧 AI 算力需求。

玄戒 O3 采用 3nm 工艺,面积 133mm²,晶体管数量 240 亿,较上代提升 26%,安兔兔极限跑分达 522 万。CPU 为十核全大核设计,最高主频 4.35GHz,Geekbench 单核 3945、多核突破 15000;GPU 为 16 核并支持光追,多项图形性能较上代大幅提升且功耗降低 64%。该芯片行业首发支持 LPDDR6,NPU Tensor 算力 200TOPS,并为大语言模型推理做专项优化。

玄戒 O100 为全球首款 6nm 3D 晶圆级堆叠 AI 加速芯片,采用 Wafer on Wafer 封装与混合键合,两层 AI 专用高速 DRAM 与一层高性能 NPU 垂直堆叠,带宽达 1.22TB/s,与 O3 协同最高本地 AI 推理速度达 330Tokens/s。小米重启大芯片研发已超五年,累计投入超 210 亿元,芯片团队近 3000 人。

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