Intel Details 256-Core Xeon Diamond Rapids Architecture with 1.28GB L3 Cache and FP8 AMX
At the Hot Chips 2026 symposium, Intel unveiled the microarchitectural details for its next-generation data center platform, Xeon 7 (codenamed Diamond Rapids). Scheduled for production release in 2027, the flagship processor features up to 256 performance cores, 1.28GB of Last-Level Cache (LLC), and native FP8 support within its Advanced Matrix Extensions (AMX). The design marks a shift in Intel's high-performance server strategy, dropping Simultaneous Multi-Threading (SMT) entirely in favor of
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