Xeon Diamond Rapids

Intel to retire SGX after Diamond Rapids Xeons, shift focus to TDX

Intel announced it will discontinue support for Software Guard Extensions (SGX) on server platforms after its upcoming Xeon 'Diamond Rapids' CPUs, while continuing to support existing SGX deployments into the early 2030s. The company said it will instead expand Trust Domain Extensions (TDX), which secures entire virtual machines rather than isolated application enclaves, to meet growing confidential computing needs in cloud, enterprise, and AI workloads.

tomshardware.com · 2026-10-12

Intel details Diamond Rapids Xeon 7 chips with 256 P-cores and 1.28GB cache

Intel unveiled architectural details of its next-generation Xeon 7 'Diamond Rapids' server processors at Hot Chips 2026, revealing a design with up to 256 P-cores and 1.28 GB of last-level cache, targeted for a 2027 data center launch. The chips use Intel's 18A-P process for core chiplets, add AVX 10.2 instructions, and switch from EMIB to UCIe-S packaging alongside Foveros Direct 3D bonding to link compute and fabric tiles.

tomshardware.com · 2026-08-24