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Philip Grant
5
Strong clock speed benefits application servers.
840395-L21
HPE DL560 Gen10 Xeon-Platinum 8156 (3.6GHz/4-core/105W) FIO...
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Name:
840395-L21
- Description:
- HPE DL560 Gen10 Xeon-Platinum 8156 (3.6GHz/4-core/105W) FIO Processor Kit
- Rating:
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- Brand:
- Hpe
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- Warranty:
- 3
- List Price:
$12,280.41
- Price:
$11,297.978% off
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1
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840395-L21 Overview
840395-L21 is an Intel Core processor built on the 12th Gen Alder Lake architecture featuring a LGA 1700 socket. It delivers 12 cores and 20 threads with a base clock speed of 3.6 GHz and a boost clock speed of 5.0 GHz, paired with 12 MB of L2 cache and 20 MB of L3 cache, a TDP of 125W, and integrated Intel UHD Graphics 770.
This processor supports both DDR4 and DDR5 memory with dual-channel configuration and offers PCIe 5.0 connectivity while being unlocked for overclocking. Designed for modern desktop platforms, it is compatible with contemporary chipsets and ideally suited for high-performance gaming and workstation applications.
840395-L21 price is $11,297.97, a 8% saving from the Hpe list price of $12,280.41. 840395-L21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 840395-L21 for additional pricing. Browse the full Hpe Dl560 Server Processors series or explore all Hpe products.
840395-L21 Specifications
- Product Type
- Processors
- Brand
- Intel
- Series
- Intel Core
- Category
- Desktop
- Max Memory Support
- 128 GB
- Memory Type Support
- DDR4 & DDR5
- Generation
- Intel 12th Gen
- Architecture
- Alder Lake
- ECC Support
- No
- Security Features
- None
- CPU Socket
- LGA 1700
- Instruction Set Extensions
- AVX2
- Virtualization Support
- Intel VT-x
- Cores
- 12
- Threads
- 20
- Base Clock
- 3.6
- Max Boost Clock
- 5.0
- Overclocking Support
- Yes
- L2 Cache
- 12
- L3 Cache
- 20
- TDP
- 125W
- Integrated Graphics
- Intel UHD Graphics 770
- Graphics Base Frequency
- 350
- Graphics Max Dynamic Frequency
- 1300
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- Yes
- Cooler Included
- No
- Use Case
- Gaming
- Product Name
- Intel Core i7-12700K Processor
- Height
- 0.12 inches
- Width
- 1.48 inches
- Depth
- 1.48 inches
- Weight
- 0.27 lbs
840395-L21 Use Case
Low-Latency High-Frequency Trading Engine Acceleration
A global investment firm integrates the 840395-L21 HPE DL560 Gen10 Xeon-Platinum 8156 (3.6 GHz/4-core/105 W) FIO Processor Kit into its colocation servers to host proprietary trading algorithms. Leveraging high single-thread clock speed and Intel® Turbo Boost, the setup delivers sub-millisecond order execution, reducing latency by up to 30 % and maximizing trade profitability while maintaining regulatory compliance.
Real-Time Edge Video Analytics for Smart Surveillance
A city government deploys HPE DL560 Gen10 nodes equipped with the 840395-L21 FIO Processor Kit at network edge sites to process 4K video streams for AI-based object detection. The quad-core 3.6 GHz Xeon-Platinum 8156 accelerates inference throughput by 25 %, enabling immediate threat alerts, optimizing bandwidth usage, and enhancing public safety with automated incident response.
Scalable Virtual Desktop Infrastructure for Remote Workforce
An enterprise IT department leverages the 840395-L21 HPE DL560 Gen10 Xeon-Platinum 8156 FIO Processor Kit to consolidate virtual desktop infrastructure (VDI) workloads, supporting up to 100 concurrent users per chassis. High compute density and consistent 3.6 GHz performance boost end-user responsiveness by 40 % and reduce total cost of ownership (TCO) by 20 %, ensuring seamless remote productivity.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 840395-L21 |  840381-B21 |  875336-B21 |  P02979-L21 |  P07147-B21 | |
|---|---|---|---|---|---|
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Type Support | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 |
| Generation | Intel 12th Gen | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen | Intel 12th Gen |
| Architecture | Alder Lake | Raptor Lake | Alder Lake | Raptor Lake | Alder Lake |
| ECC Support | No | No | No | No | No |
| Security Features | None | None | SGX | SGX | SGX |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Virtualization Support | Intel VT-x | Intel VT-x / Intel VT-d | Intel VT-x | Intel VT-x | Intel VT-x / Intel VT-d |
| Cores | 12 | 6 | 10 | 8 | 10 |
| Threads | 20 | 12 | 16 | 16 | 16 |
| Base Clock | 3.6 | 3.6 | 3.7 | 3.6 | 3.7 |
| Max Boost Clock | 5.0 | 4.8 | 4.9 | 5.0 | 4.9 |
| Overclocking Support | Yes | Yes | Yes | No | Yes |
| L2 Cache | 12 | 3 | 10 | 4 | 8 MB |
| L3 Cache | 20 | 12 | 20 | 16 | 20 MB |
| TDP | 125W | 95W | 125W | 125W | 125W |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 | 300 | 350 | 350 | 350 MHz |
| Graphics Max Dynamic Frequency | 1300 | 1200 | 1150 | 1200 | 1100 MHz |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Unlocked | Yes | Yes | Yes | No | Yes |
| Cooler Included | No | No | No | No | No |
| Use Case | Gaming | Gaming / Workstation | Gaming | Gaming | Gaming / Workstation / Overclocking |
| Product Name | Intel Core i7-12700K Processor | Intel Core i5-840381-B21 | Intel Core i5-12600K Processor | P02979-L21 | Intel Core P07147-B21 |
| Height | 0.12 inches | N/A | 0.5 inches | 1.5 | N/A |
| Width | 1.48 inches | N/A | 1.5 inches | 0.8 | N/A |
| Depth | 1.48 inches | N/A | 1.5 inches | 1.5 | N/A |
| Weight | 0.27 lbs | N/A | 0.5 lbs | 0.25 | N/A |
Reviews & Ratings
S
Sami Yousuf
4
No performance degradation under load.
L
Lennart Bjork
5
Clean integration experience.
H
Howard King
3
Reliable enterprise processor.
M
Mujtaba Shah
4
Consistent output.
Questions & Answers
What is the Intel Xeon Platinum 8156 processor included in the HPE DL560 Gen10 FIO Processor Kit?
The Intel Xeon Platinum 8156 is a Skylake-based, 4-core, 3.6 GHz enterprise-class CPU designed for mission-critical performance and reliability in the HPE DL560 Gen10 platform.
How many cores and threads does the Xeon Platinum 8156 support?
The Xeon Platinum 8156 features 4 physical cores and 8 threads with Intel Hyper-Threading technology to maximize parallel processing.
What is the base clock speed of the Xeon Platinum 8156?
This processor operates at a base frequency of 3.6 GHz, delivering consistent high-frequency performance for demanding applications.
What is the thermal design power (TDP) of the Xeon Platinum 8156?
The Xeon Platinum 8156 has a TDP of 105 W, balancing power efficiency with compute capability.