• Intel xeon platinum 6745p 32-core 3.1ghz 300w server processor in sleek black and silver package with intel logo
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HPE

HPE P81591-B21 | Xeon 6745P 32-Core 3.1GHz 300W Server Processor, DDR5

HPE P81591-B21 | Xeon 6745P 32-Core 3.1GHz 300W Server Processor, DDR5

P81591-B21

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Description

The Intel Xeon 6745P Server Processor delivers 32 performance cores at 3.1 GHz base frequency with a 300W TDP, purpose-built for HPE ProLiant Gen12 platforms. Based on the Granite Rapids P-core microarchitecture, it features a massive 336 MB L3 Intel Smart Cache and supports DDR5 memory at speeds up to 6400 MT/s — making it ideal for data-intensive enterprise workloads, virtualisation, and high-performance computing environments.

Validated against HPE QuickSpecs-listed Gen12 server configurations, the Xeon 6745P integrates seamlessly into HPE's ecosystem with full HPE Services support for deployment and ongoing operations. The FCLGA4710 socket design ensures compatibility across supported HPE platforms for straightforward upgrades and new builds. Need it fast? iptrading.com.au delivers across Australia — shop now.

Features

- Intel Xeon 6000 Series P-core (performance-core) architecture for demanding enterprise workloads
- Granite Rapids microarchitecture optimised for next-generation compute density and efficiency
- 336 MB L3 Intel Smart Cache enabling high data throughput for memory-bound applications
- DDR5 memory support at up to 6400 MT/s for fast, high-bandwidth memory access
- Designed and validated for HPE ProLiant Gen12 server platforms
- Compatible with HPE QuickSpecs-listed configurations for assured deployment confidence
- Supported by HPE Services for professional deployment and ongoing operational support

Warranty

Hewlett Packard Enterprise (HPE) offers a standard limited hardware warranty on its products, with coverage periods varying by product line. For instance, HPE ProLiant servers typically come with a 1 to 3-year limited warranty, while other products may have different durations.
Extended Warranty Options via IP Trading:
IP Trading offers tailored extended warranty solutions and support packages for HPE products, ensuring your IT infrastructure remains protected beyond the standard warranty period. Contact our team to explore options that align with your organisation's needs.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Processor Model: Intel Xeon 6745P
- Architecture: Granite Rapids (P-core)
- Base Frequency: 3.1 GHz
- Cores: 32-core
- TDP: 300W
- L3 Cache: 336 MB Intel Smart Cache
- Maximum Memory Speed: 6400 MT/s (DDR5)
- Socket: FCLGA4710
- HPE Part Number: P81591-B21
- Manufacturer Part: P82218-001
- Dimensions: 3.66 x 22.23 x 28.73 cm
- Weight: 0.68 kg

FAQs

Q: Which HPE server platforms is the P81591-B21 compatible with?
A: The Intel Xeon 6745P (P81591-B21) is designed and validated for HPE ProLiant Gen12 platforms. Always verify compatibility using HPE QuickSpecs for your specific server model before purchasing.

Q: What memory type and speed does the Xeon 6745P support?
A: The Xeon 6745P supports DDR5 memory at speeds of up to 6400 MT/s, providing high-bandwidth memory access suited to virtualisation, analytics, and data-intensive workloads.

Q: What is the TDP of the Xeon 6745P, and what cooling considerations apply?
A: The processor has a 300W TDP. Ensure your HPE Gen12 server configuration includes an appropriate HPE-validated cooling solution to support this thermal envelope.

Q: Is the Xeon 6745P a good fit for virtualisation and high-performance computing?
A: Yes. With 32 P-cores, 336 MB L3 Smart Cache, and DDR5 memory support at 6400 MT/s, the Xeon 6745P is well-suited for virtualisation hosts, AI inference, in-memory databases, and HPC workloads requiring high core counts and memory bandwidth.

Q: Can I purchase the HPE P81591-B21 processor in Australia through IP Trading?
A: Yes. IP Trading (iptrading.com.au) is an Australian B2B IT hardware reseller stocking HPE server components including the P81591-B21. Orders are delivered across Australia, and the team can assist with volume procurement and compatibility queries.

Q: Does this processor come with HPE support services?
A: As an HPE-branded option kit, the Xeon 6745P is supported by HPE Services for deployment and ongoing operations. Contact IP Trading or your HPE representative to discuss available service agreements.

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