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Cisco UCS-CPU-I8280 | Xeon Platinum 8280 | 28C 2.7GHz, 38.5MB L3, 205W, DDR4-2933, up to 1.5TB mem, LGA3647

SKU:UCS-CPU-I8280

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Description

Flagship 28-core Cascade Lake processor for maximum per-socket performance in Cisco UCS. High base frequency and large cache deliver strong results for analytics, HPC, and latency-sensitive enterprise workloads.

Features

- High base frequency for strong per-core performance
- 28 cores and 38.5 MB cache for heavy parallel workloads
- DDR4-2933 and Optane DC Persistent Memory support
- 3 UPI links for scalable dual-socket designs
- AVX-512 acceleration for HPC/analytics
- Validated for Cisco UCS server platforms

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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Technical Specifications

Technical Specifications

- Processor family: Xeon Platinum 8200 (Cascade Lake)
- Model: 8280
- Cores/Threads: 28/56
- Base frequency: 2.7 GHz
- Intel Smart Cache: 38.5 MB
- TDP: 205 W
- Socket: LGA3647
- Memory channels: 6
- Memory speed: DDR4-2933
- Max memory per socket: up to ~1.5 TB (with supported DIMMs)
- Intel Optane DC Persistent Memory: Supported
- UPI links: 3
- AVX-512: 2 FMA units
- Virtualization: Intel VT-x, VT-d
- Platform: Cisco UCS compatibility (check UCS CPU support matrix/BIOS for your server model)

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