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Cisco

Cisco HCI-CPU-I8558 | 48-core | 2.1 GHz base | 330W TDP | 260 MB cache | DDR5-5200 MT/s

SKU:HCI-CPU-I8558

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Description

Performance-focused server CPU with 48 cores at a 2.1 GHz base clock and a 330W TDP, paired with a large 260 MB cache. Supports DDR5 memory at up to 5200 MT/s for high throughput in virtualization, microservices, and data processing stacks.

Features

- 48 cores for balanced performance across mixed workloads
- 260 MB cache for responsive data processing
- DDR5-5200 support to feed bandwidth-demanding applications
- 330W thermal design for sustained performance under load
- Ideal for virtualization, cloud, and scale-out databases

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: Will this CPU improve virtualization density?
A: Yes. The 48-core design and large cache enable high VM and container density when paired with sufficient memory and storage throughput.

Q: What BIOS settings should I check after installation?
A: Verify CPU recognition, memory speed, power profiles, and any performance features recommended by your server vendor.

Q: Is ECC memory required?
A: ECC registered DDR5 DIMMs are recommended and typically required for server platforms.

Q: Do I need matched CPUs in a dual-processor system?
A: Yes. Use identical CPU models and stepping as specified by the server vendor for multi-socket systems.

Q: How can I ensure thermal stability?
A: Use vendor-qualified heatsinks and ensure adequate chassis airflow for a 330W TDP component.

Technical Specifications

- Cores: 48
- Base frequency: 2.1 GHz
- TDP: 330W
- Cache: 260 MB
- Memory type: DDR5
- Memory speed: 5200 MT/s

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