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Cisco

Cisco HX-CPU-I6256 | Xeon Gold 6256 | 12-core | 3.6 GHz base | 33 MB L3 | 205W TDP | DDR4-2933

SKU:HX-CPU-I6256

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Description

Performance-optimized 12-core CPU with a very high 3.6 GHz base clock for per-core speed in trading, HPC front-end, and application servers. Delivers excellent single-thread responsiveness while maintaining multi-core capacity.

Features

- Very high 3.6 GHz base frequency for top-tier per-core performance
- 33 MB L3 cache to sustain demanding application working sets
- AVX-512 and DL Boost acceleration for compute and AI inference
- Six-channel DDR4-2933 memory for high bandwidth
- Comprehensive virtualization and security technologies

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: Who should choose the 6256?
A: Teams needing maximum per-core performance for latency-sensitive apps, middleware, and licensing-constrained software.

Q: What memory speed is supported?
A: DDR4-2933 across six channels per socket with RDIMM/LRDIMM.

Q: Can this CPU be used in dual-socket servers?
A: Yes, provided the platform supports the 2nd Gen Xeon Scalable family and appropriate BIOS/firmware.

Q: Does it support AVX-512?
A: Yes, with two FMA units for high-throughput vector operations.

Technical Specifications

- Processor family: 2nd Gen Intel Xeon Scalable (Cascade Lake)
- Model: Gold 6256
- Cores / Threads: 12 / 24
- Base frequency: 3.6 GHz
- Intel Smart Cache (L3): 33 MB
- TDP: 205 W
- Memory support: DDR4-2933, 6 channels per socket; RDIMM/LRDIMM
- Intel Optane DC Persistent Memory support: Yes (platform dependent)
- Socket: LGA3647
- Instruction set: 64-bit, AVX-512 (2 FMA), Intel DL Boost
- Virtualization: Intel VT-x, VT-d, EPT
- Security features: Intel TXT, Secure Key, SGX (platform dependent)
- Process technology: 14 nm

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