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Zachary Moore
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Platinum 8256 FIO delivered strong single-core responsiveness.
P05706-L21
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HPE DL580 Gen10 Intel Xeon-Platinum 8256 (3.8GHz/4-core/105W...
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P05706-L21
- Description:
- HPE DL580 Gen10 Intel Xeon-Platinum 8256 (3.8GHz/4-core/105W) FIO Processor Kit
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- Hpe
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- Warranty:
- 3
- List Price:
$14,710.39
- Price:
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P05706-L21 Overview
P05706-L21 is a high-performance processor based on AMD’s Zen 4 architecture and a proud member of the Ryzen 7000 Series. Built with 8 cores and 16 threads, it achieves a base clock speed of 4.5 GHz and a maximum boost clock of 5.4 GHz, paired with 8 MB of L2 cache and 32 MB of L3 cache. Designed for desktop platforms, this CPU is engineered to deliver exceptional performance for gaming and demanding workstation applications.
P05706-L21 features a thermal design power (TDP) of 105W and supports DDR5 memory in a dual-channel configuration, ensuring rapid data transfer and system responsiveness. With its unlocked multiplier for overclocking and compatibility with the AM5 socket, it also offers PCIe 5.0 connectivity for next-generation peripherals, making it an ideal choice for high-end gaming and creative workloads.
P05706-L21 price is $9,855.96, a 33% saving from the Hpe list price of $14,710.39. P05706-L21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for P05706-L21 for additional pricing. Browse the full Hpe Dl580 Server Processors series or explore all Hpe products.
P05706-L21 Specifications
- Weight
- N/A
- Height
- N/A
- Depth
- N/A
- Width
- N/A
- ECC Support
- No
- Use Case
- Gaming
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- CPU Socket
- AM5
- Product Type
- Processors
- Integrated Graphics
- None
- Graphics Base Frequency
- N/A
- Graphics Max Dynamic Frequency
- N/A
- Cooler Included
- No
- Category
- Desktop
- Max Memory Support
- 128 GB
- Memory Type Support
- DDR5
- Security Features
- None
- Instruction Set Extensions
- AVX2
- Cores
- 8
- Threads
- 16
- Overclocking Support
- Yes
- Unlocked
- Yes
- Max Boost Clock
- 5.4
- L2 Cache
- 8
- Brand
- AMD
- Series
- AMD Ryzen
- Virtualization Support
- AMD-V
- L3 Cache
- 32
- Generation
- Ryzen 7000 Series
- Architecture
- Zen 4
- TDP
- 105W
- Base Clock
- 4.5
- Product Name
- AMD Ryzen 7 7700X
P05706-L21 Use Case
Ultra-Low-Latency Algorithmic Trading on HPE DL580 Gen10 with Intel Xeon-Platinum 8256 FIO Kit
Financial services firms deploy the P05706-L21-HPE DL580 Gen10 equipped with the Intel Xeon-Platinum 8256 (3.8 GHz/4-core/105 W) FIO Processor Kit to accelerate tick-to-trade decision engines. By upgrading field-installable CPU modules, trading platforms achieve sub-millisecond market data processing, 30% faster order execution and sustained 99.99% uptime. This targeted upgrade drives competitive edge through ultra-low-latency performance and reliable performance scaling for high-volume equities and derivatives trading.
High-Density Virtualization Consolidation for Enterprise Data Centers
Large enterprises leverage the P05706-L21-HPE DL580 Gen10 with Intel Xeon-Platinum 8256 FIO Processor Kit to consolidate legacy four-socket servers into a single, high-performance chassis. The 3.8 GHz/4-core processors deliver 20% better performance-per-watt versus previous generations, enabling support for up to 60 mixed-workload VMs on VMware vSphere with zero downtime. The field-installable CPU upgrade streamlines asset refresh cycles, reduces rack density by 40% and cuts annual power and cooling costs by $50K.
Real-Time Edge AI Inference for Industrial Quality Control
Manufacturing lines implement the P05706-L21-HPE DL580 Gen10 with Intel Xeon-Platinum 8256 FIO Processor Kit at edge compute nodes to run deep-learning inferencing for defect detection. The 3.8 GHz cores deliver deterministic real-time performance for computer-vision models, enabling sub-50 ms inspection latencies and 98% defect capture rates. Field-installable upgrades ensure minimal production downtime, extend hardware lifecycle and provide scalable CPU capacity-on-demand for evolving AI workloads on the shop floor.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| P05706-L21 |  878128-L21 |  P05706-B21 |  788331-B21 |  P05712-L21 | |
|---|---|---|---|---|---|
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Brand | AMD | Intel | Intel | AMD | Intel |
| Series | AMD Ryzen | Intel Core | Intel Core | AMD Ryzen | Intel Core |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Type Support | DDR5 | DDR4 & DDR5 | DDR5 | DDR4 | DDR5 |
| Generation | Ryzen 7000 Series | Intel 13th Gen | Intel 13th Gen | Ryzen 5000 Series | Intel 12th Gen |
| Architecture | Zen 4 | Raptor Lake | Raptor Lake | Zen 3 | Alder Lake |
| ECC Support | No | No | No | No | No |
| Security Features | None | None | None | None | None |
| CPU Socket | AM5 | LGA 1700 | LGA 1700 | AM4 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Virtualization Support | AMD-V | Intel VT-x | Intel VT-x | AMD-V | Intel VT-x / Intel VT-d |
| Cores | 8 | 16 | 6 | 6 | 12 |
| Threads | 16 | 24 | 12 | 12 | 20 |
| Base Clock | 4.5 | 3.4 | 3.6 GHz | 3.7 GHz | 3.6 |
| Max Boost Clock | 5.4 | 5.4 | 4.8 GHz | 4.6 GHz | 5.0 |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| L2 Cache | 8 | 16 | 3 MB | 3 MB | 1.5 |
| L3 Cache | 32 | 30 | 12 MB | 32 MB | 25 |
| TDP | 105W | 125W | 125W | 65W | 125W |
| Integrated Graphics | None | Intel UHD Graphics 770 | Intel UHD Graphics 770 | None | Intel UHD Graphics 770 |
| Graphics Base Frequency | N/A | 350 | 350 MHz | N/A | 350 |
| Graphics Max Dynamic Frequency | N/A | 1150 | 1100 MHz | N/A | 1150 |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Cooler Included | No | No | No | Yes | No |
| Use Case | Gaming | Gaming / Workstation / Overclocking | Gaming | Gaming | Gaming / Workstation / Server |
| Product Name | AMD Ryzen 7 7700X | Intel Core i7-13700K Processor (878128-L21) | P05706-B21 | AMD Ryzen 5 5600X | Intel Core P05712-L21 Processor |
| Height | N/A | N/A | 0.2 inches | N/A | 1.1 inches |
| Width | N/A | N/A | 1.5 inches | N/A | 1.2 inches |
| Depth | N/A | N/A | 1.5 inches | N/A | 1.1 inches |
| Weight | N/A | N/A | 0.55 lbs | N/A | 0.35 lbs |
Reviews & Ratings
A
Adnan Qureshi
4
Excellent CPU for specialized workloads.
B
Brian ONeill
4
Stable and predictable performance.
D
Dawood Ali
4
Smooth operation in production.
E
Elliot Parker
5
High-frequency processor that performs well.
Questions & Answers
What is the HPE DL580 Gen10 Intel Xeon-Platinum 8256 FIO Processor Kit (SKU: P05706-L21)?
The HPE DL580 Gen10 FIO Processor Kit (P05706-L21) is a factory-integrated upgrade that includes Intel Xeon Platinum 8256 4-core 3.8 GHz processors, heat sinks, thermal interface materials, and mounting hardware optimized for HPE ProLiant DL580 Gen10 servers.
Which processors are included in SKU P05706-L21?
SKU P05706-L21 includes four Intel Xeon Platinum 8256 processors, each featuring a 3.8 GHz base clock, 4 cores, 8 threads, and a 105 W thermal design power.
Is this processor kit compatible with all HPE ProLiant DL580 Gen10 models?
Yes, the P05706-L21 kit is fully compatible with HPE ProLiant DL580 Gen10 servers and requires no additional components or adapters.
How many cores and threads does the Intel Xeon Platinum 8256 provide?
Each Intel Xeon Platinum 8256 processor delivers 4 physical cores and 8 threads, leveraging Intel Hyper-Threading Technology for improved multitasking performance.
What is the thermal design power (TDP) of the Intel Xeon Platinum 8256?
The Intel Xeon Platinum 8256 has a thermal design power of 105 watts per processor, balancing performance and energy efficiency.
What components are included in the FIO Processor Kit?
The kit includes four Intel Xeon Platinum 8256 processors, integrated heat sinks, factory-grade thermal interface material, mounting brackets, and all required fasteners.
Do I need updated firmware or BIOS to install this kit?
You should update your server’s firmware and BIOS to the latest HPE ProLiant DL580 Gen10 release to ensure full compatibility and stability with the P05706-L21 kit.
Can I mix the P05706-L21 processors with existing CPUs in my server?
No, you must install matching Intel Xeon Platinum 8256 processors across all sockets to maintain system stability and performance.
How does upgrading to Intel Xeon Platinum 8256 processors improve server performance?
Upgrading boosts single-threaded and multi-threaded workloads with higher base clock speeds and Hyper-Threading, delivering faster database queries, virtualization density, and application responsiveness.
What is the expected installation time for the FIO Processor Kit?
Typical installation takes approximately 30 minutes, including removal of existing CPUs, installation of new processors, reapplication of thermal material, and verification steps in iLO.
Is professional installation required for the P05706-L21 kit?
While qualified IT technicians can install the kit, HPE recommends using authorized service providers to ensure warranty compliance and optimal thermal management.
What warranty covers the HPE DL580 Gen10 FIO Processor Kit?
The kit is covered by HPE’s standard three-year limited warranty, including parts replacement and 24×7 global support options.
Where can I purchase the genuine HPE P05706-L21 kit?
You can purchase the P05706-L21 kit through HPE’s official sales channels, authorized resellers, or the HPE Store to guarantee authenticity and warranty coverage.
How do I verify that my server recognizes the new CPUs after installation?
Use the HPE iLO web interface or run the “show cpuid” command in the system ROM utility to confirm all four Intel Xeon Platinum 8256 processors are detected and healthy.
What troubleshooting steps should I follow if the server fails to boot after installation?
Check CPU seating and thermal interface application, reset the NVRAM, verify firmware versions, and consult the HPE ProLiant DL580 Gen10 maintenance guide for detailed diagnostics.
What support options are available for the P05706-L21 kit?
HPE offers 24×7 global phone support, online technical documentation, firmware updates via the HPE Support Center, and optional Proactive Care service contracts for the P05706-L21 kit.