Manufacturer: Intel
Product Series: Intel Xeon Gold, 4th Generation Intel Xeon Scalable
Model: Intel Xeon Gold 6426Y
Order Number: PK8071305120102
Spec Code: SRMGF
GTIN/EAN: 8592978444129
Product Type: Server Processor, Tray

Architecture:
- Codename: Sapphire Rapids-SP
- Manufacturing: Intel 7
- Market Launch: Q1 2023
- Socket: FCLGA4677 (Socket E)
- Scalability: 1S/2S Server Platforms
- Intel UPI Links: 3
- Intel UPI Speed: 16 GT/s

Cores and Clock Speed:
- Cores: 16
- Threads: 32
- Base Clock: 2.50 GHz
- Maximum Turbo Clock Speed: up to 4.10 GHz
- All-Core Turbo: up to approx. 3.30 GHz
- Intel Hyper-Threading Technology: Yes
- Intel Turbo Boost Technology: Yes

Cache:
- Intel Smart Cache (L3): 37.5 MB
- L2 Cache: 32 MB
- L2 Cache per Core: 2 MB
- Intel Smart Cache per Core: approx. 2.34 MB

Memory:
- Memory Channels: 8
- Supported Memory Type: DDR5 ECC RDIMM
- Maximum Memory Speed:
- up to DDR5-4800 with 1 DIMM per channel
- up to DDR5-4400 with 2 DIMMs per channel
- Maximum Memory Capacity: up to 4 TB
- ECC Support: Yes
- Maximum Memory Bandwidth: up to 307.2 GB/s

I/O and Interconnect:
- PCI Express: PCIe 5.0
- PCIe Lanes: up to 80 PCIe 5.0 Lanes
- CXL Support: CXL 1.1
- Intel UPI: 3 × 16 GT/s
- Intel Volume Management Device (VMD): Yes

Accelerators:
- Intel Advanced Matrix Extensions (AMX): Yes
- Intel AVX-512: Yes
- Intel Deep Learning Boost (VNNI): Yes
- Intel Data Streaming Accelerator (DSA): Yes
- Intel In-Memory Analytics Accelerator (IAA): Yes
- Intel QuickAssist Technology (QAT): Yes
- Intel Dynamic Load Balancer (DLB): Yes

Features:
- Intel 64: Yes
- Intel Virtualization Technology (VT-x): Yes
- Intel Virtualization Technology for Directed I/O (VT-d): Yes
- Extended Page Tables (EPT): Yes
- Intel Speed Select Technology: Yes
- Intel Resource Director Technology: Yes
- Intel Total Memory Encryption: Yes
- Intel Software Guard Extensions (SGX): Yes
- Intel Trust Domain Extensions (TDX): Yes
- Intel AES New Instructions: Yes
- Intel Secure Key: Yes
- Execute Disable Bit: Yes

Power Consumption:
- Processor Base Power (TDP): 185 W
- Configurable Power: dependent on Intel Speed Select Technology
- Maximum Turbo Power: system- and workload-dependent

Dimensions:
- Processor Packaging: approx. 77.5 × 56.5 mm
- Form Factor: FCLGA4677

Compatibility:
- Server Platforms: Intel Sapphire Rapids-SP / FCLGA4677
- Dual-Socket Operation: Yes
- Supported Operating Systems: Windows Server, Linux, VMware ESXi