Cisco

Cisco UCSX-CPU-I8558P | Xeon Platinum 8558P | 2.7 GHz base | 260 MB L3 | DDR5-5600 | LGA4677 | PCIe 5.0 | 5th Gen | single-socket optimized

Cisco UCSX-CPU-I8558P | Xeon Platinum 8558P | 2.7 GHz base | 260 MB L3 | DDR5-5600 | LGA4677 | PCIe 5.0 | 5th Gen | single-socket optimized

SKU:UCSX-CPU-I8558P

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Description

A 5th Gen Xeon Scalable processor optimized for single-socket deployments, combining a high 2.7 GHz base frequency with a large 260 MB L3 cache. Ideal for compact performance nodes, databases, and NFV/edge services that demand strong per-socket performance and bandwidth. Supports DDR5-5600 and PCIe 5.0 for modern storage and accelerator ecosystems on LGA4677 platforms.

Features

High 2.7 GHz base frequency for strong per-core performance
- Large 260 MB L3 cache for cache-bound and in-memory workloads
- Single-socket optimization to maximize per-socket value and efficiency
- DDR5-5600 and PCIe 5.0 for modern I/O and memory bandwidth
- Built-in acceleration (AMX, AVX-512) for AI and HPC

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 does the P suffix indicate?
A: P-suffix Xeon models are optimized for single-socket (1S) platforms.

Q: Is DDR5-5600 supported?
A: Yes, up to DDR5-5600 subject to DIMM population rules and server design.

Q: Does it support PCIe 5.0 for accelerators and NVMe?
A: Yes, it supports up to 80 PCIe 5.0 lanes for high-speed devices.

Q: What workloads fit this CPU best?
A: Single-socket performance nodes, databases, virtualization, NFV/edge, and latency-sensitive services.

Technical Specifications

CPU family: Xeon Platinum 8558P (5th Gen, Emerald Rapids)
- Base frequency: 2.7 GHz
- L3 cache: 260 MB
- Socket: LGA4677 (Socket E)
- Socket scalability: Single-socket optimized (P-suffix)
- Max memory speed: DDR5-5600 (platform dependent)
- Memory channels: 8-channel DDR5
- PCIe: Up to 80 lanes PCIe 5.0
- Acceleration: AVX-512, AMX, DL Boost (platform dependent)

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