Cisco

Cisco UCSX-CPU-I8558U | Server CPU, 48C, 2.0 GHz, 300W, 260MB L3, DDR5-4800

Cisco UCSX-CPU-I8558U | Server CPU, 48C, 2.0 GHz, 300W, 260MB L3, DDR5-4800

SKU:UCSX-CPU-I8558U

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Description

High-core server processor option for UCS X-Series delivering 48 cores at 2.0 GHz with a 260 MB shared L3 cache and DDR5-4800 memory support. Ideal for dense virtualization, analytics, and scale-out workloads where high throughput per socket is required.

Features

48-core density for massive thread throughput
- Large 260 MB L3 cache to accelerate in-memory workloads
- DDR5-4800 support for higher memory bandwidth
- Optimized for multi-VM, containers, and analytics
- Qualified for Cisco UCS X-Series platform

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: Is this compatible with all UCS X-Series compute nodes?
A: Use the server’s hardware compatibility list and supported BIOS/firmware. Install only in qualified UCS X-Series compute nodes.

Q: Does this CPU option include a separate heatsink?
A: Cooling is provided by the server chassis and compute node design; a separate heatsink is not included.

Q: Can I mix different CPU models in a dual-socket configuration?
A: Use identical processors within the same server. Mixing different models or frequencies is not supported.

Q: What memory speed will I see in practice?
A: Up to 4800 MT/s, subject to DIMM type, capacity, and population rules of the compute node.

Technical Specifications

Processor role: CPU option for Cisco UCS X-Series servers
- Cores: 48
- Base frequency: 2.0 GHz
- L3 cache: 260 MB
- Processor TDP: 300 W
- Memory support: DDR5 up to 4800 MT/s
- Platform compatibility: UCS X-Series compute nodes (as qualified)

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