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Cisco

Cisco HX-CPU-I5218N | Xeon Gold 5218N | 16C/32T, 2.3 GHz, 22 MB L3, 125W, DDR4-2933 (6‑ch), LGA3647, 2nd Gen Scalable

SKU:HX-CPU-I5218N

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Description

Network‑optimized 16‑core CPU for dual‑socket platforms, delivering consistent performance for NFV, SD‑WAN VNFs, and general virtualization. Supports AVX‑512, DL Boost, ECC memory, and Optane DC Persistent Memory on compatible systems.

Features

- Optimized for network and I/O‑heavy virtualization
- Higher validated memory speed on supported platforms
- AVX‑512 and DL Boost acceleration
- Robust RAS for carrier‑grade reliability
- Dual‑socket scalability with 48 PCIe 3.0 lanes

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: What differentiates the 5218N variant?
A: It is tuned for network and I/O‑intensive platforms, commonly enabling higher validated memory speed and specific OEM qualifications.

Q: Does it require special memory?
A: Standard ECC DDR4 RDIMM/LRDIMM is supported; check your server’s Qualified Vendor List for validated part numbers.

Q: Is it suitable for NFV and SD‑WAN VNFs?
A: Yes, the 16‑core configuration and AVX‑512/DL Boost support suit many virtual network and edge workloads.

Q: Can it operate in a single‑socket server?
A: Yes, it supports both single‑ and dual‑socket designs.

Q: Do I need a microcode update?
A: Follow your system vendor’s guidance; many platforms require BIOS/microcode updates for CPU compatibility and security mitigations.

Technical Specifications

- Model: Xeon Gold 5218N (2nd Gen Scalable, Cascade Lake)
- Cores / Threads: 16 / 32
- Base Frequency: 2.3 GHz
- Intel Smart Cache (L3): 22 MB
- TDP: 125 W
- Socket: LGA3647
- Memory Support: DDR4‑2933, 6 channels, ECC (platform dependent)
- Max Memory Capacity: up to 1 TB per socket (with supported DIMMs)
- PCIe: 48 lanes, PCIe 3.0
- UPI: 10.4 GT/s
- Key Technologies: Hyper‑Threading, Turbo Boost 2.0, AVX‑512, DL Boost (VNNI), Optane DC Persistent Memory support
- Scalability: Up to 2 sockets (platform dependent)

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