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Rear kit fits precisely and improves airflow management.
870274-B21
HPE XL230k Gen10 Xeon-G 6146 Rear Kit
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Name:
870274-B21
- Description:
- HPE XL230k Gen10 Xeon-G 6146 Rear Kit
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870274-B21 Overview
870274-B21 is an Intel processor based on the 12th Gen Alder Lake architecture featuring an LGA 1700 socket. It comes with 12 cores and 20 threads, a base clock speed of 3.6 GHz and a maximum boost clock of 5.0 GHz, complemented by 12 MB of L2 cache and 20 MB of L3 cache. The processor is designed with a 125W thermal design power and includes Intel UHD Graphics 770 for integrated display capabilities, while supporting both DDR4 and DDR5 memory in a dual-channel configuration with PCIe 5.0 connectivity.
870274-B21 is unlocked for overclocking, making it ideal for gaming, workstation, and overclocking applications. It also features essential virtualization support via Intel VT-x and offers robust performance with advanced built-in security measures. This processor meets the demanding needs of high-performance computing and modern desktop platforms, delivering a balanced combination of efficiency and power for a wide range of use cases.
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Request bulk order quote for 870274-B21 for additional pricing. Browse the full Hpe Apollo Servers Processors series or explore all Hpe products.
870274-B21 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 GHz
- Max Boost Clock
- 5.0 GHz
- Overclocking Support
- Yes
- L2 Cache
- 12 MB
- L3 Cache
- 20 MB
- TDP
- 125W
- Integrated Graphics
- Intel UHD Graphics 770
- Graphics Base Frequency
- 350 MHz
- Graphics Max Dynamic Frequency
- 1300 MHz
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- Yes
- Cooler Included
- No
- Use Case
- Gaming
- Product Name
- Intel Core i7-12700K
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
870274-B21 Use Case
High-Density Data Center Airflow Optimization
In a large enterprise data center running mixed workloads on HPE XL230k Gen10 servers, the 870274-B21-HPE XL230k Gen10 Xeon-G 6146 Rear Kit enables precise rear-door heat exchange to eliminate hotspots. By integrating this rear kit, IT teams achieve up to 20% reduction in cooling costs and maintain 99.99% server uptime, ensuring optimal performance of Xeon-G 6146 processors under peak load.
HPC Cluster Thermal Management for Scientific Simulations
A research institution deploys a compute cluster powered by XL230k Gen10 servers with Xeon-G 6146 CPUs to run CFD and molecular modeling. Installing the 870274-B21 rear kit delivers targeted rear-rack cooling that sustains turbo frequencies during long simulations. The result is a 15% throughput increase in floating-point operations and consistent thermal headroom for mission-critical HPC workloads.
Edge-Site Reliability in Harsh Environments
A telecom provider installs remote cell-site servers using HPE XL230k Gen10 platforms with Xeon-G 6146 processors. The 870274-B21 rear kit ensures efficient heat rejection in high-ambient temperatures and dusty conditions. This ruggedized cooling solution reduces failure rates by 30% and extends MTBF, delivering reliable edge compute and low-latency network services.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 870274-B21 |  879567-L21 |  830754-L21 |  803301-L21 |  870565-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 | DDR5 | DDR5 | DDR5 | DDR4 & DDR5 |
| Generation | Intel 12th Gen | Intel 11th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Architecture | Alder Lake | Rocket Lake | Raptor Lake | Raptor Lake | Raptor Lake |
| ECC Support | No | No | No | No | No |
| Security Features | None | None | None | SGX | None |
| CPU Socket | LGA 1700 | LGA 1200 | LGA 1700 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Cores | 12 | 8 | 8 | 16 | 16 |
| Threads | 20 | 16 | 16 | 24 | 24 |
| Base Clock | 3.6 GHz | 3.6 GHz | 3.6 | 3.6 GHz | 3.4 |
| Max Boost Clock | 5.0 GHz | 5.0 GHz | 5.0 | 5.0 GHz | 5.2 |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| L2 Cache | 12 MB | 4 MB | 4 | 8 MB | 14 |
| L3 Cache | 20 MB | 16 MB | 16 | 30 MB | 30 |
| TDP | 125W | 125W | 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 MHz | 300 MHz | N/A | 350 MHz | 350 |
| Graphics Max Dynamic Frequency | 1300 MHz | 1100 MHz | N/A | 1250 MHz | 1200 |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| PCIe Version | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Cooler Included | No | No | No | No | No |
| Use Case | Gaming | Gaming | Gaming / Workstation / Server | Gaming | Gaming |
| Product Name | Intel Core i7-12700K | Intel Core i7-11700K | 830754-L21 High Performance Processor | 803301-L21 | Intel Core i7-13700K Processor |
| Height | N/A | 0.8 inches | N/A | 0.75 inches | 0.5 inches |
| Width | N/A | 1.5 inches | N/A | 3.0 inches | 1.5 inches |
| Depth | N/A | 1.5 inches | N/A | 3.0 inches | 1.5 inches |
| Weight | N/A | 0.3 lbs | N/A | 0.75 lbs | 0.3 lbs |
Reviews & Ratings
S
Shahid Ilyas
4
Stable CPU performance under sustained load.
J
Jan Hor'k
5
Installed easily with no downtime.
E
Ethan Powell
3
Reliable for enterprise compute environments.
I
Imran Khalid
4
Meets expectations for Gen10 servers.
Questions & Answers
What is the HPE XL230k Gen10 Xeon-G 6146 Rear Kit (SKU: 870274-B21)?
The HPE XL230k Gen10 Xeon-G 6146 Rear Kit (870274-B21) is a factory-configured rear chassis assembly that supports the Intel Xeon Gold 6146 processor in HPE’s XL230k Gen10 server platform.
Which HPE servers are compatible with the 870274-B21 rear kit?
The 870274-B21 rear kit is compatible exclusively with HPE XL230k Gen10 servers built around the Intel Xeon Gold 6146 series architecture.
What components are included in the 870274-B21 Rear Kit?
This rear kit includes the rear chassis panel, integrated I/O modules, fan assembly, power distribution board, and all internal cabling needed for an HPE XL230k Gen10 configuration.
How do I install the HPE XL230k Gen10 Rear Kit?
To install, power down the server, remove the front bezel, slide out the chassis, swap in the new rear kit assembly, secure all catch latches, reconnect power, and power up following HPE installation guidelines.