• HPE P72657-B21 32-core AMD EPYC SP5 processor with metallic cover
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HPE

HPE P72657-B21 | 32-core/64-thread, 3.55 GHz base, 280W | SP5 (LGA 6096) | DDR5 12-channel up to 4800 MT/s | PCIe 5.0 (128 lanes) | Zen 4 5nm | SEV-SNP, AVX-512

P72657-B21

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Description

High-frequency 32-core Zen 4 server CPU designed for balanced performance and efficiency in virtualized, database, and application tier workloads. Supports 12-channel DDR5 memory and dense PCIe 5.0 I/O for high-throughput accelerators and storage. Built on 5nm with advanced security (SEV-SNP) and modern instruction set support including AVX-512, VNNI, and BF16. Ideal for 1P or 2P SP5 platforms that require strong per-core performance with ample I/O expansion.

Features

Balanced 32-core performance with strong per-core frequency
- 12-channel DDR5 for high memory bandwidth and capacity scaling
- 128 lanes of PCIe 5.0 for accelerators, NVMe, and high-speed networking
- Robust security with SEV-SNP and AMD Infinity Guard
- Modern instruction support including AVX-512, VNNI, and BF16

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

FAQs

Technical Specifications

Cores/Threads: 32/64
- Base frequency: 3.55 GHz
- TDP: 280 W
- Socket: SP5 (LGA 6096)
- Microarchitecture: Zen 4 (5nm)
- Memory: 12-channel DDR5 ECC RDIMM/LRDIMM, up to 4800 MT/s
- Max memory capacity: up to 6 TB per socket (platform dependent)
- I/O: Up to 128 lanes PCIe 5.0; CXL support (platform dependent)
- Security: AMD Infinity Guard with SEV-SNP
- Acceleration/ISA: AVX-512, VNNI, BF16, SHA, AES-NI
- Scalability: Supports 1P/2P SP5 platforms (check server CPU support list)

FAQs

Q: Is this CPU compatible with my server?
A: It requires an SP5 (LGA 6096) platform. Check your server’s QuickSpecs or CPU support list to confirm compatibility.

Q: Does it support dual-socket configurations?
A: Yes, it is designed for 1P or 2P SP5 platforms, depending on the server model.

Q: What memory is supported?
A: ECC DDR5 RDIMM/LRDIMM across 12 memory channels, up to 4800 MT/s; capacity depends on DIMM population and server design.

Q: Are advanced security features available?
A: Yes. It supports AMD Infinity Guard with SEV-SNP for memory encryption and workload isolation.

Q: Does it support AVX-512 and AI-related instructions?
A: Yes. AVX-512, VNNI, and BF16 are supported for accelerated compute and AI inference workloads.

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