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Sean Douglas
5
Strong performance for XL450 Gen10 systems.
872550-B21
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HPE XL450 Gen10 Xeon-G 6138 Kit
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872550-B21
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- HPE XL450 Gen10 Xeon-G 6138 Kit
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872550-B21 Overview
872550-B21 is a high-performance processor from Intel’s Core series that belongs to the Intel 13th Gen Raptor Lake family. With a socket type of LGA 1700, this CPU comes equipped with 16 cores and 24 threads, a base clock speed of 3.2 GHz and a boost clock of 5.1 GHz, complemented by 14 MB of L2 cache and 36 MB of L3 cache. It is designed with a 125W TDP and incorporates Intel UHD Graphics 770, ensuring smooth graphics performance for demanding applications. Additionally, it supports dual-channel DDR4 & DDR5 memory along with PCIe 5.0 connectivity for enhanced data transfer speeds.
This processor is engineered for enthusiasts who value overclocking support and high-end platform compatibility with modern chipsets, making it ideal for gaming, workstation tasks, and other performance-centric applications. Its unlocked nature allows for flexible performance tuning while maintaining robust thermal and power management, ensuring reliability and efficiency in both everyday and intensive computational environments.
872550-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 872550-B21 for additional pricing. Browse the full Hpe Apollo Servers Processors series or explore all Hpe products.
872550-B21 Specifications
- Product Type
- Processors
- Brand
- Intel
- Series
- Intel Core
- Category
- Desktop
- Max Memory Support
- 128 GB
- Memory Type Support
- DDR4 & DDR5
- Generation
- Intel 13th Gen
- Architecture
- Raptor Lake
- ECC Support
- No
- Security Features
- None
- CPU Socket
- LGA 1700
- Instruction Set Extensions
- AVX2
- Virtualization Support
- Intel VT-x
- Cores
- 16
- Threads
- 24
- Base Clock
- 3.2
- Max Boost Clock
- 5.1
- Overclocking Support
- Yes
- L2 Cache
- 14
- L3 Cache
- 36
- TDP
- 125W
- Integrated Graphics
- Intel UHD Graphics 770
- Graphics Base Frequency
- 350
- Graphics Max Dynamic Frequency
- 1200
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- Yes
- Cooler Included
- No
- Use Case
- Gaming
- Product Name
- Intel Core i9-13900K Processor (872550-B21)
- Height
- 0.6 inches
- Width
- 1.5 inches
- Depth
- 1.5 inches
- Weight
- 0.1 lbs
872550-B21 Use Case
Real-Time Financial Trading Platform Acceleration
A global investment firm integrates the 872550-B21 HPE XL450 Gen10 Xeon-G 6138 Kit with dual Intel Xeon Gold 6138 CPUs and 100 GbE interconnect to power its high-frequency trading engine. The low-latency fabric delivers sub-microsecond transaction times for order matching and risk analytics. Benefit: Processes trades up to 30% faster, maximizes revenue capture, and ensures compliance with end-to-end data encryption.
AI-Driven Genomic Sequencing in Life Sciences Research
A biotech research center deploys an HPE XL450 Gen10 cluster equipped with the 872550-B21 Xeon-G 6138 Kit to accelerate genome assembly and variant calling workflows. High memory bandwidth, dual-socket compute, and 100 GbE Fabric Attach reduce I/O bottlenecks across nodes. Benefit: Cuts analysis time by 40%, speeds time-to-insight, and scales securely with HPE OneView management.
Scalable Hybrid-Cloud Virtualization Infrastructure
An enterprise IT team uses the 872550-B21 HPE XL450 Gen10 Xeon-G 6138 Kit to build a converged VMware vSphere environment across on-prem and public clouds. The solution’s dual Xeon Gold 6138 processors plus 100 GbE RDMA deliver high throughput for virtual machines and microservices. Benefit: Increases VM density by 25%, cuts network overhead by 50%, and lowers TCO with dynamic resource pooling.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 872550-B21 |  873050-B22 |  873050-B21 |  873048-B21 |  878706-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 | DDR5 | DDR4 & DDR5 |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Architecture | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake |
| ECC Support | No | No | No | No | No |
| Security Features | None | SGX | None | SGX | None |
| 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-x / Intel VT-d | Intel VT-x | Intel VT-x |
| Cores | 16 | 8 | 16 | 8 | 8 |
| Threads | 24 | 16 | 24 | 16 | 16 |
| Base Clock | 3.2 | 3.6 GHz | 3.4 | 3.8 | 3.8 GHz |
| Max Boost Clock | 5.1 | 4.8 GHz | 5.4 | 5.0 | 5.0 GHz |
| Overclocking Support | Yes | Yes | Yes | Yes | No |
| L2 Cache | 14 | 4 MB | 16 MB | 4 | 4 MB |
| L3 Cache | 36 | 12 MB | 30 MB | 16 | 16 MB |
| 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 | 350 MHz | 350 MHz | 350 | 350 MHz |
| Graphics Max Dynamic Frequency | 1200 | 1150 MHz | 1300 MHz | 1100 | 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 | Yes | No |
| Cooler Included | No | No | No | No | No |
| Use Case | Gaming | Gaming / Workstation | Gaming | Gaming / Workstation | Gaming / Workstation |
| Product Name | Intel Core i9-13900K Processor (872550-B21) | Intel Core i7-13700K Processor 873050-B22 | Intel Core i7-13700K Processor | 873048-B21 High Performance Processor | Intel 13th Gen Raptor Lake 878706-B21 Processor |
| Height | 0.6 inches | 1.4 inches | 1.48 inches | 1.5 | N/A |
| Width | 1.5 inches | 1.4 inches | 1.48 inches | 1.5 | N/A |
| Depth | 1.5 inches | 0.2 inches | 0.15 inches | 1.5 | N/A |
| Weight | 0.1 lbs | 0.07 lbs | 0.3 lbs | 0.25 | N/A |
Reviews & Ratings
R
Ryan Phillips
5
Stable CPU with good efficiency.
T
Timothy Ross
5
Predictable behavior under mixed workloads.
C
Carl Watkins
5
Good enterprise processor choice.
B
Ben Harrison
4
Meets expectations in production.
Questions & Answers
What is the HPE XL450 Gen10 Xeon-G 6138 Kit (SKU 872550-B21)?
The HPE XL450 Gen10 Xeon-G 6138 Kit (SKU 872550-B21) is a dual-processor upgrade kit containing two Intel Xeon Gold 6138 CPUs, heatsinks, and mounting hardware for HPE ProLiant Gen10 servers.
Which processors are included in SKU 872550-B21?
SKU 872550-B21 includes two Intel Xeon Gold 6138 processors, each with 20 cores, 2.0 GHz base frequency, and 27.5 MB L3 cache.
What performance benefits does the Xeon Gold 6138 offer?
With 20 cores, 40 threads, and 2.0 GHz base clock (boost to 3.7 GHz), the Xeon Gold 6138 delivers high compute density, multi-threaded performance, and improved virtualization throughput.
Is SKU 872550-B21 compatible with all HPE ProLiant Gen10 servers?
The kit is fully compatible with HPE ProLiant DL360 Gen10, DL380 Gen10, and select XL450 Gen10 models; please verify BIOS version 2.31 or higher for full support.
How do I install the HPE XL450 Gen10 Xeon-G 6138 Kit?
Power down the server, remove the existing CPUs, install the new Xeon Gold 6138 processors with supplied thermal grease and heatsinks, then update the BIOS and reboot.
What type and quantity of memory does the kit support?
When paired with Xeon Gold 6138 CPUs, the server supports up to 3 TB of DDR4 SmartMemory across 24 DIMM slots (12 per processor), up to 2666 MT/s.
Does the kit include all installation accessories?
Yes, SKU 872550-B21 ships with two Xeon Gold 6138 CPUs, two heatsinks, thermal interface material, and all required mounting hardware.
What is the thermal design power (TDP) of each CPU?
Each Intel Xeon Gold 6138 in the kit has a TDP of 125 W, enabling industry-standard cooling requirements in rack servers.
Which Intel technologies are supported by the Xeon Gold 6138?
The processors support Hyper-Threading, Turbo Boost 2.0, Intel Virtualization Technology (VT-x), VT-d, and Advanced RAS features including Machine Check Architecture.
How many PCIe lanes are available per processor?
Each Xeon Gold 6138 provides 48 PCIe 3.0 lanes, enabling high-bandwidth connectivity for storage, networking, and accelerators.
What warranty covers the HPE XL450 Gen10 Xeon-G 6138 Kit?
The kit carries HPE’s standard three-year limited warranty with global parts replacement and 24×7 support options.
Can I upgrade firmware and drivers for the kit online?
Yes, download the latest BIOS, firmware, and driver packages from HPE’s Support Center using SKU 872550-B21 for targeted updates.
How does this kit impact virtualization density?
With 40 threads per server (dual CPU), the kit significantly increases virtual machine density, enabling larger VM pools and improved consolidation ratios.
Are advanced security features included?
The Xeon Gold 6138 supports Intel’s Trusted Execution Technology and Secure Boot, enhancing platform security and protecting virtualized workloads.
What power supplies are recommended?
HPE recommends using Gold or Platinum Hot-Plug power supplies (800 W or higher) to accommodate the dual 125 W CPU configuration and additional expansion.
Where can I purchase the HPE XL450 Gen10 Xeon-G 6138 Kit?
Authorized HPE partners, resellers, and the HPE online store carry SKU 872550-B21; contact your regional sales representative for pricing and availability.
How do I obtain technical support for SKU 872550-B21?
Access HPE’s 24×7 support via the HPE Support Center portal or contact your authorized service provider with the SKU and server serial number.