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Intel Xeon Gold 6159

22C/44T · 3.0 GHz · 145 W

A 22-core off-roadmap Xeon Gold model from Intel's first-generation Xeon Scalable family, made for OEM customers and not listed in Intel's public catalog. It runs at 2.2 GHz base and 3.0 GHz turbo with 30.25 MB of L3 cache in a 145 W TDP, with three UPI links and DDR4-2666 memory support.

General

Manufacturer: Intel
Model: Intel Xeon Gold 6159
Segment: Server
Generation: 1st Gen Xeon Scalable (Skylake-SP)
Codename: Skylake-SP
Architecture: x86_64
Microarchitecture: Skylake
Release date: —
Price: Search on Amazon

Cores & clocks

Cores / threads: 22 cores / 44 threads
Base clock: 2.20 GHz
Boost clock: 3.00 GHz
TDP (design W): 145 W
Unlocked: ✕ No
L2 cache: 22 MB
L3 cache: 30.3 MB
Technology (nm): 14 nm
14 nm

Platform

Socket: FCLGA3647
2-CPU (multi-socket): —
Integrated GPU: None
Memory type: DDR4-2666
6-channel
Memory size: Up to 768 GB
ECC memory: ✓ Yes
PCIe: PCIe 3.0 (48 lanes)

Instructions & AI

Instruction extensions: Intel SSE4.2Intel AVXIntel AVX2Intel AVX-512
NPU: None

OS support

Windows: Windows 10Windows 11 24H2Windows 11 25H2Windows 11 26H2
Linux: UbuntuFedoraArch Linux
Notes: Covered by the "Xeon Scalable Processors" (1st Generation) entry on Microsoft's Windows 11 supported Intel processor lists; Windows 11 26H2 shares the 25H2 hardware requirements. TPM 2.0 must be provided by the platform. Mainline Linux supports Skylake-SP, and most systems run Windows Server or an enterprise Linux distribution.

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