Intel Xeon 6780E (Sierra Forest, Xeon 6) — 144-core / 144-thread E-core server processor, 2.2 GHz base / 3.0 GHz boost, 108 MB L3 cache, 330W TDP, FCLGA4710 socket, 8-channel DDR5-6400 and 88 PCIe 5.0 lanes.
144C / 144T (no SMT)
2.2 GHz
3.0 GHz
108 MB
330W
FCLGA4710 (up to 2S)
8-channel DDR5-6400, up to 1 TB
5.0, 88 lanes
2.0, 64 lanes
Sierra Forest (Xeon 6 E-core)
The Intel Xeon 6780E is a 144-core, all-E-core server processor from the Xeon 6 (Sierra Forest) family, built on Intel's 3 nm process. With no simultaneous multi-threading, each of the 144 cores maps to a single thread, delivering strong integer throughput per watt for cloud-native, microservices, and scale-out container workloads. It offers 88 PCIe 5.0 lanes and 64 CXL 2.0 lanes for dense memory and accelerator expansion.
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