United States
Name:
870596-B21
- Description:
- HPE XL230k Gen10 Xeon-G 6128 Rear Kit
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3 Year Extended Warranty
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Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
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In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
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Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
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Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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870596-B21 Overview
870596-B21 is an Intel processor from the Intel Core series built on the 13th Gen Raptor Lake architecture and designed for the LGA 1700 socket. It features 16 cores and 24 threads with a base clock speed of 3.4 GHz and a maximum boost clock speed of 5.4 GHz, accompanied by 14 MB of L2 cache and 30 MB of L3 cache, while delivering a TDP of 125W.
870596-B21 offers integrated Intel UHD Graphics 770 with a graphics base frequency of 300 MHz and a maximum dynamic frequency of 1150 MHz, supports dual-channel DDR4 & DDR5 memory, and incorporates PCIe 5.0 support; it is unlocked for overclocking and is compatible with modern chipsets for gaming as well as high-performance workstation applications.
What is the price of 870596-B21?
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Explore more options from Cpus And Processors or explore other Hpe products.
870596-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 | 3.4 |
| Max Boost Clock | 5.4 |
| Overclocking Support | Yes |
| L2 Cache | 14 |
| L3 Cache | 30 |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 300 |
| Graphics Max Dynamic Frequency | 1150 |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming |
| Product Name | Intel Core i7-13700K Processor |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
870596-B21 Use Case
High-Density Virtualized Infrastructure with HPE XL230k Gen10 Xeon-G 6128 Rear Kit
Cloud service providers deploy the HPE 870596-B21 Rear Kit on XL230k Gen10 servers equipped with Intel Xeon-G 6128 CPUs to enable modular rear I/O expansion—supporting up to four 25 GbE or dual 100 GbE ports per 1U node. This streamlined cable management and optimized airflow architecture drives higher VM density, slashes rack footprint by up to 40 %, and accelerates service onboarding. Outcome: 2× increase in VM capacity with 30 % lower cooling costs and industry-leading uptime.
Remote Edge Computing for Industrial IoT with 870596-B21 Rear Kit
Manufacturing, oil & gas, and utility firms build resilient edge nodes using the HPE XL230k Gen10 server rear-kit (870596-B21) paired with Xeon-G 6128 processors. The kit’s tool-less I/O module installs dual 10 GbE, serial, and GPIO ports in harsh environments—ensuring reliable sensor data aggregation, minimal latency, and simplified field service. Outcome: 24/7 operational continuity in remote sites with 50 % faster deployment and simplified maintenance cycles.
Scalable HPC & AI Model Training Clusters Leveraging 870596-B21 Rear Kit
Research labs and engineering firms deploy HPE XL230k Gen10 servers with the 870596-B21 Rear Kit and Intel Xeon-G 6128 CPUs to form high-performance clusters. The rear kit enables hot-pluggable NVMe backplanes and high-bandwidth InfiniBand or 100 GbE fabrics, optimizing cooling and rack density for parallel workloads. Outcome: 3× faster AI model training, elimination of thermal throttling, and linear cluster scaling for compute-intensive simulations.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Architecture | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake | Raptor Lake |
| Base Clock | 3.6 GHz | 3.4 GHz | 3.6 GHz | 3.4 | 3.6 |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | No | No | No | No |
| Cores | 8 | 16 | 8 | 16 | 8 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | N/A | 1.5 inches | 1.1 inches | N/A | 1.4 inches |
| ECC Support | No | No | No | No | No |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Graphics Base Frequency | 300 MHz | 350 MHz | 300 MHz | 300 | 350 |
| Graphics Max Dynamic Frequency | 1200 MHz | 1200 MHz | 1050 MHz | 1150 | 1200 |
| Height | N/A | 0.5 inches | 1.5 inches | N/A | 0.14 inches |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| L2 Cache | 4 MB | 6 MB | 4 MB | 14 | 4 |
| L3 Cache | 16 MB | 24 MB | 16 MB | 30 | 16 |
| Max Boost Clock | 5.0 GHz | 5.4 GHz | 5.0 GHz | 5.4 | 5.0 |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| Memory Type Support | DDR5 | DDR4 & DDR5 | DDR5 | DDR4 & DDR5 | DDR4 & DDR5 |
| Overclocking Support | No | Yes | No | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Product Name | Intel Core i7-850290-B21 Processor | Intel Core i7-13700K Raptor Lake Processor | Intel Core i7-13700 Processor (830722-L21) | Intel Core i7-13700K Processor | 870602-B22 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | None | None | None | None | None |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 65W | 125W | 65W | 125W | 125W |
| Threads | 16 | 24 | 16 | 24 | 16 |
| Unlocked | No | Yes | No | Yes | Yes |
| Use Case | Gaming / Workstation / Server | Gaming | Gaming | Gaming | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Weight | N/A | 0.3 lbs | 0.25 lbs | N/A | 0.0625 lbs |
| Width | N/A | 1.5 inches | 1.2 inches | N/A | 1.4 inches |
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Questions & Answers
Q
What is the HPE XL230k Gen10 Xeon-G 6128 Rear Kit (SKU: 870596-B21)?
A
The HPE XL230k Gen10 Xeon-G 6128 Rear Kit (870596-B21) is an OEM replacement module designed to restore rear I/O and airflow functions in HPE XL230k Gen10 servers powered by the Intel Xeon-G 6128 processor.
Q
Which HPE server models are compatible with SKU 870596-B21?
A
SKU 870596-B21 is fully compatible with HPE XL230k Gen10 servers configured with the Intel Xeon-G 6128 CPU and cannot be used with earlier and non-Gen10 server generations.
Q
What components are included in the HPE XL230k Gen10 Rear Kit?
A
The kit includes a fully assembled rear I/O bracket, airflow baffle, retention clips, and all required mounting hardware for the XL230k Gen10 Xeon-G 6128 configuration.
Q
How do I install the 870596-B21 rear kit in my server?
A
Power off the server, remove the existing rear assembly per HPE service guide, align the new kit, secure it with provided screws, and reconnect all cables before powering on.
Q
Are special tools required for installation?
A
No special tools are needed; a standard Phillips screwdriver and ESD wrist strap suffice to install the rear kit safely and correctly.
Q
What firmware version is required for 870596-B21 compatibility?
A
Ensure iLO and system BIOS are updated to HPE Gen10 firmware version 2.50 or later to guarantee full functionality with this rear I/O kit.
Q
Does the rear kit support hot-swapping during operation?
A
No, the rear kit must be installed with the server powered off to prevent hardware damage and maintain data integrity.
Q
What warranty covers HPE SKU 870596-B21?
A
This rear kit is backed by HPE’s standard one-year limited hardware warranty, covering defects in materials and workmanship.
Q
Where can I purchase the HPE XL230k Gen10 Xeon-G 6128 Rear Kit?
A
You can order SKU 870596-B21 directly from HPE’s online store, authorized resellers, or your preferred enterprise hardware distributor.
Q
Can I use this rear kit with different CPU configurations?
A
No, this kit is specifically engineered for the Intel Xeon-G 6128 configuration and is not interchangeable with other CPU variants.
Q
How does the rear kit affect server airflow and cooling?
A
The precision-engineered airflow baffle in the kit optimizes internal cooling pathways, ensuring stable thermal performance under full CPU load.
Q
What should I do if the rear kit fails to install correctly?
A
Verify server compatibility, confirm you followed the HPE service guide steps, and contact HPE Support with error details for guided troubleshooting.
Q
Is technical support available for installation issues?
A
Yes, HPE offers 24/7 phone and online support for hardware installation, configuration, and service related to this rear I/O kit.
Q
What is the return and replacement policy for SKU 870596-B21?
A
HPE’s return policy allows replacement or refund within 30 days of purchase if the kit is unused and returned in its original packaging.
Q
Does the rear kit include any firmware or software updates?
A
No, the kit only supplies hardware components; software and firmware updates must be downloaded separately from the HPE Support portal.
Q
How can I verify the authenticity of HPE 870596-B21?
A
Check the HPE holographic label and match the SKU barcode on the packaging with your purchase invoice or HPE service documentation.
