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Cisco

Cisco HX-CPU-I5218R | Xeon Gold 5218R | 20C/40T, 2.1 GHz base, 27.5 MB L3, 125W TDP, DDR4-2666 (6‑ch), LGA3647, 2nd Gen Scalable

SKU:HX-CPU-I5218R

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Description

High‑density 20‑core CPU delivering strong per‑rack performance for virtualized infrastructure, databases, and analytics nodes. Designed for dual‑socket platforms with AVX‑512, DL Boost, ECC memory, and Optane DC Persistent Memory support.

Features

- 20‑core density for higher VM and container throughput
- Large L3 cache for data‑intensive applications
- AVX‑512 and DL Boost acceleration for HPC/AI inference
- Dual‑socket scalability and 48 PCIe 3.0 lanes
- ECC and advanced RAS features for continuous uptime

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: How does 5218R differ from 5218?
A: The 5218R is a Cascade Lake Refresh part with 20 cores and a larger L3 cache, offering higher multi‑threaded throughput.

Q: What workloads benefit most?
A: Virtualization clusters, scale‑out databases, big data, and mixed compute/storage nodes benefit from the higher core density.

Q: Is it drop‑in compatible with existing LGA3647 platforms?
A: Yes, with appropriate BIOS/firmware support for Cascade Lake Refresh; consult your server vendor’s CPU support matrix.

Q: Does it support Optane DC Persistent Memory?
A: Yes, where the platform and firmware enable it.

Q: What memory speed is supported?
A: DDR4‑2666; effective speed depends on DIMM type and population.

Technical Specifications

- Model: Xeon Gold 5218R (2nd Gen Scalable, Cascade Lake Refresh)
- Cores / Threads: 20 / 40
- Base Frequency: 2.1 GHz
- Intel Smart Cache (L3): 27.5 MB
- TDP: 125 W
- Socket: LGA3647
- Memory Support: DDR4‑2666, 6 channels, ECC
- Max Memory Capacity: up to 1 TB per socket (platform dependent)
- 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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