Basic Information

• Generation: 2nd Gen Intel Xeon Scalable (Cascade Lake)
• Model: Intel Xeon Gold 5220
• S-Spec: SRFBJ
• Socket: FCLGA3647 (LGA 3647)
• Process Technology: 14 nm++

Core & Frequency

• Core Count: 18 Cores
• Thread Count: 36 Threads (Hyper-Threading supported)
• Base Frequency: 2.20 GHz
• Max Turbo Frequency: 3.90 GHz
• L3 Cache: 24.75 MB
• TDP: 125 W

Interconnect

• UPI Links: 3 UPI links
• UPI Speed: 10.4 GT/s

Memory Specifications

• Max Supported Memory: 1 TB
• Memory Type: DDR4 ECC RDIMM / LRDIMM
• Memory Channels: 6 Channels
• Supported DDR4 Speed: 2400 / 2666 / 2933 MT/s

Expansion

• PCIe Version: PCIe 3.0
• Maximum PCIe Lanes: 48 Lanes

Compatibility Summary

Socket LGA3647, supports Single / Dual Socket server system

Compatible with Dell PowerEdge Gen10, HPE ProLiant Gen10, Supermicro X11 series motherboards

Notes: Early LGA3647 platform mainboards need BIOS update to recognize this CPU

Requires 125W-rated server cooling solution

For model-specific compatibility verification, please share your server model/part number — our pre-sales engineers will confirm fitment within 2 hours.