Intel Diamond Rapids “Xeon 7” CPUs Feature 256 P-Cores, The Same Number of Cores As Top EPYC Venice, Also Pack 1.28 GB of Cache And 12,800 MT/s Memory Support

Intel has detailed its next-generation server architecture and hardware designs during the Hot Chips 2026 conference. The central focus of these announcements is the Xeon 7 "Diamond Rapids" CPU, which features a configuration of 256 P-Cores. This core count puts the Diamond Rapids processors on par with the top EPYC Venice offerings. In addition to the core count, the hardware includes 1.28 GB of cache and support for memory speeds reaching 12,800 MT/s. Alongside the CPU developments, Intel presented the Crescent Island GPUs, which are designed with up to 32 Xe3P cores and optimized for Agentic AI utilizing low-cost LPDDR5X memory that can reach capacities of up to 480 GB. Coverage of these technical specifications has been reported by Wccftech and TechPowerUp, with the latter specifically highlighting the package design of the Diamond Rapids processors presented at Hot Chips.

Intel's own Newsroom provided the broader strategic context, framing these architectural shifts as the foundation for Agentic AI. The reporting emphasizes a strategic push toward high-performance computing and AI optimization. Calcalistech has further noted that Intel is expanding the role of its Israeli R&D center as part of the unveiling of this next-generation server architecture, indicating the geographic distribution of the development efforts behind these chips. The shift toward these specific architectures is driven by the requirements of Agentic AI, which necessitates high core counts and massive memory capacities. By matching the core count of EPYC Venice and integrating high-speed memory support, Intel is positioning its Xeon 7 line to handle the intense workloads associated with autonomous AI agents. The inclusion of the Crescent Island GPUs with their 480 GB LPDDR5X capacity suggests a design goal of reducing costs while maintaining the high memory bandwidth required for large-scale AI models.

This represents a pivot toward specialized hardware that blends high-performance P-Cores with massive cache and memory buffers. Future developments to monitor include the actual deployment of the Diamond Rapids and Crescent Island hardware in server environments. Based on the Hot Chips 2026 presentations, the industry will be watching for how these specific technical benchmarks, such as the 12,800 MT/s memory support and the 1.28 GB cache, perform against competing server architectures in real-world Agentic AI applications. Further updates from Intel's Israeli R&D center may provide insight into the continued evolution of the server architecture as it moves from the design phase presented at Hot Chips toward full market availability.