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879569-B21
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- HPE XL1x0r Gen10 Xeon-P 8156 Kit
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3 Year Extended Warranty
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Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
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Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
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Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
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.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
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Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
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.
TRUSTED, TRIED, PROVEN
879569-B21 Overview
879569-B21 is an Intel processor from the 13th Gen Intel Core series built on the Raptor Lake architecture using the LGA 1700 socket. It features 16 cores and 24 threads, a base clock speed of 3.8 GHz and a maximum boost clock of 4.8 GHz, paired with 2 MB of L2 cache and 20 MB of L3 cache, and a TDP of 125W.
This processor comes with Intel UHD Graphics 770 offering a base graphics frequency of 350 MHz and a maximum dynamic frequency of 1100 MHz. It supports DDR4 & DDR5 memory across dual channels, utilizes PCIe 5.0, is unlocked for overclocking, and is compatible with a wide range of chipsets for gaming and overclocking use cases.
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879569-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 | 3.8 |
| Max Boost Clock | 4.8 |
| Overclocking Support | Yes |
| L2 Cache | 2 |
| L3 Cache | 20 |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 |
| Graphics Max Dynamic Frequency | 1100 |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming |
| Product Name | Intel Core i7-13700K |
| Height | 1.5 inches |
| Width | 1.5 inches |
| Depth | 0.2 inches |
| Weight | 0.5 lbs |
879569-B21 Use Case
Real-Time Financial Trading Analytics with HPE XL1x0r Gen10 Xeon-P 8156 Kit
Scenario: A global investment bank deploys HPE XL1x0r Gen10 servers equipped with Intel Xeon-P 8156 processors to run in-memory order-book analytics and risk scoring at sub-millisecond latency. Benefit: Delivers up to 60% faster data processing, enabling immediate trade execution, tighter bid-ask spreads, and a measurable reduction in market exposure.
High-Density Virtual Desktop Infrastructure (VDI) on HPE XL1x0r Gen10 Xeon-P 8156 Kit
Scenario: A multinational enterprise implements a secure, scalable VDI environment for 5,000 remote knowledge workers using HPE XL1x0r Gen10 servers powered by Xeon-P 8156 CPUs. Benefit: Achieves 40% higher concurrent session density, reduces infrastructure footprint by 30%, and ensures consistent end-user experience with enterprise-grade security and management.
Edge AI Inference for Autonomous Vehicle Testing with HPE XL1x0r Gen10 Xeon-P 8156 Kit
Scenario: An automotive OEM integrates HPE XL1x0r Gen10 rack servers featuring Intel Xeon-P 8156 processors into edge test facilities to run real-time sensor fusion and neural-network inference. Benefit: Cuts inference latency by 75%, accelerates validation cycles, and supports advanced driver-assistance system (ADAS) tuning under production-like conditions.
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 | Rocket Lake | Raptor Lake |
| Base Clock | 3.8 | 3.6 | 3.6 | 3.6 GHz | 3.6 |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | Yes | No | No | No |
| Cores | 16 | 8 | 8 | 8 | 8 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1200 | LGA 1700 |
| Depth | 0.2 inches | 1.5 inches | N/A | 1.5 inches | 1.4 inches |
| ECC Support | No | No | No | No | No |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 11th Gen | Intel 13th Gen |
| Graphics Base Frequency | 350 | 300 | 350 | 350 MHz | 350 |
| Graphics Max Dynamic Frequency | 1100 | 1100 | 1200 | 1200 MHz | 1200 |
| Height | 1.5 inches | 0.6 inches | N/A | 0.6 inches | 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 | 2 | 4 | 4 | 4 MB | 4 |
| L3 Cache | 20 | 16 | 16 | 16 MB | 16 |
| Max Boost Clock | 4.8 | 5.0 | 5.0 | 5.0 GHz | 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 | DDR4 & DDR5 | DDR4 | DDR4 & DDR5 | DDR4 | DDR4 & DDR5 |
| Overclocking Support | Yes | No | Yes | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 |
| Product Name | Intel Core i7-13700K | Intel Core i7-803302-L21 | Intel Core i7-13700K Processor (870260-B21) | Intel Core i7-11700K Processor (Part No. 853934-L21) | 870602-B22 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | None | SGX | SGX | SGX | None |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Threads | 24 | 16 | 16 | 16 | 16 |
| Unlocked | Yes | No | Yes | Yes | Yes |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Weight | 0.5 lbs | 0.3 lbs | N/A | 0.5 lbs | 0.0625 lbs |
| Width | 1.5 inches | 1.5 inches | N/A | 1.5 inches | 1.4 inches |
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Questions & Answers
Q
What is the HPE XL1x0r Gen10 Xeon-P 8156 Kit (SKU 879569-B21)?
A
The HPE XL1x0r Gen10 Xeon-P 8156 Kit (SKU 879569-B21) is a certified processor upgrade kit that includes an Intel Xeon-P 8156 CPU, heatsink, thermal grease and mounting hardware for HPE Gen10 servers.
Q
Which HPE servers support the 879569-B21 Xeon-P 8156 Kit?
A
The 879569-B21 kit is compatible with HPE ProLiant DL360 Gen10, DL380 Gen10, XL170r Gen10 and XL190r Gen10 servers after firmware version U03 and BIOS 2.12 or later.
Q
How many cores and threads are in the Intel Xeon-P 8156 CPU?
A
The Intel Xeon-P 8156 CPU features 16 physical cores and 32 threads, delivering high parallel processing performance for demanding workloads.
Q
What are the base and maximum turbo frequencies of Xeon-P 8156?
A
The Xeon-P 8156 operates at a base frequency of 2.4 GHz and can turbo boost up to 3.7 GHz per core under thermal and power headroom.
Q
What is the thermal design power (TDP) of the Xeon-P 8156 processor?
A
The processor has a TDP of 165 W, optimized for balanced performance and cooling in HPE Gen10 server thermals.
Q
What components are included in the SKU 879569-B21 kit?
A
The kit includes one Intel Xeon-P 8156 CPU, HPE heatsink, thermal interface material, mounting brackets, screws and installation guide.
Q
How do I install the HPE XL1x0r Gen10 Xeon-P 8156 Kit?
A
Power down the server, remove the existing CPU module, install the new Xeon-P 8156 with the provided heatsink and thermal paste, then update the BIOS to the latest HPE Gen10 revision.
Q
Do I need a firmware or BIOS update before installing the Xeon-P 8156 Kit?
A
Yes, you must update the server firmware to HPE Service Pack for ProLiant (SPP) U03 or later and BIOS 2.12 or newer to ensure full CPU support and stability.
Q
Can the 879569-B21 kit be used in multi-socket configurations?
A
Yes, the Xeon-P 8156 kit supports dual-socket configurations when installed in both CPU sockets on compatible HPE Gen10 servers.
Q
What memory configurations are supported with Xeon-P 8156?
A
The processor supports up to 1 TB of DDR4 memory across six channels at 2666 MT/s, including RDIMM, LRDIMM and HPE Persistent Memory modules.
Q
How does the Xeon-P 8156 improve virtualization performance?
A
With 16 cores, Hyper-Threading, large cache and Enhanced Intel SpeedStep Technology, the Xeon-P 8156 delivers up to 30% better VM density and reduced latency for virtualized environments.
Q
What warranty covers the HPE XL1x0r Gen10 Xeon-P 8156 Kit?
A
The kit is backed by HPE’s standard three-year hardware warranty, which includes parts replacement and 24x7 support.
Q
How can I verify I’m purchasing a genuine HPE SKU 879569-B21 kit?
A
Purchase from authorized HPE resellers and verify the product label, serial number and part number (879569-B21) against HPE’s official parts database or HPE Support Center.
Q
Is the HPE XL1x0r Gen10 Xeon-P 8156 Kit suitable for high-performance computing (HPC)?
A
Yes, the Xeon-P 8156’s high core count, large cache and memory bandwidth make it ideal for HPC workloads such as simulations, analytics and scientific modeling.
Q
What power and cooling upgrades are recommended when installing the Xeon-P 8156 Kit?
A
Ensure your server’s power supply meets or exceeds 1600 W and install HPE high-efficiency fans to maintain proper airflow and thermal headroom for the 165 W TDP processor.
Q
Where can I purchase the HPE XL1x0r Gen10 Xeon-P 8156 Kit (879569-B21)?
A
You can purchase the kit through HPE’s official distribution network, authorized resellers or directly from HPE’s online store, and register it instantly for support.
