Hot Chips 2026:Intel 数据中心 GPU Crescent Island 详解
Intel 在 Hot Chips 2026 上披露了数据中心 GPU Crescent Island 的细节:其 LPDDR5X 内存子系统最高支持 480 GB DRAM,是当前所有 GPU/AI 加速器中容量最高的,可单卡直接运行 Deepseek-V4 Flash,但内存带宽 Intel 表示暂不披露。该 GPU 采用 Xe3P IP,含 32 个 Xe3P 核心、32 MB L2,XMX 单元比 Xe2/Xe3 大 4 倍并新增 FP8、FP4 支持,FP64 为全速率、约 10 Teraflops。Intel 此前称今年底送样,但具体时间仍存变数。
ooks like Xe3P is still SIMD16 for the XVEs. Crescent Island consists of 32 Xe3P cores backed by 32 MB of L2 as the last level cache. 32 MB of last level cache is less than either NVIDIA’s Blackwell or AMD’s RDNA3/4; however, those GPUs are multi-purpose and are used for tasks where a greater than 32 MB LLC is beneficial to those workloads. Crescent Island being an “AI GPU” means that it was largely designed for AI and compute tasks which don’t require a large LLC due to being mostly memory band
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