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879567-L21
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- HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit
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3 Year Extended Warranty
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Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
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
Free 14-Day Returns
Tested it, but it’s not a fit?
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
879567-L21 Overview
879567-L21 is an Intel 11th Gen Rocket Lake processor built for LGA 1200 platforms. It features 8 cores and 16 threads, a base clock speed of 3.6 GHz and a boost clock speed of 5.0 GHz, 4 MB of L2 cache and 16 MB of L3 cache, and a thermal design power of 125W.
Tailored for gaming, workstation, and server use cases, this processor delivers integrated Intel UHD Graphics 770 with a base frequency of 300 MHz and a maximum dynamic frequency of 1100 MHz. It supports DDR5 memory via dual channels, PCIe 4.0 connectivity, unlocked overclocking, and is compatible with chipsets designed for the LGA 1200 socket.
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879567-L21 Specifications
| Product Type | Processors |
| Brand | Intel |
| Series | Intel Core |
| Category | Desktop |
| Max Memory Support | 128 GB |
| Memory Type Support | DDR5 |
| Generation | Intel 11th Gen |
| Architecture | Rocket Lake |
| ECC Support | No |
| Security Features | None |
| CPU Socket | LGA 1200 |
| Instruction Set Extensions | AVX2 |
| Virtualization Support | Intel VT-x |
| Cores | 8 |
| Threads | 16 |
| Base Clock | 3.6 GHz |
| Max Boost Clock | 5.0 GHz |
| Overclocking Support | Yes |
| L2 Cache | 4 MB |
| L3 Cache | 16 MB |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 300 MHz |
| Graphics Max Dynamic Frequency | 1100 MHz |
| Memory Channels | Dual |
| PCIe Version | PCIe 4.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming |
| Product Name | Intel Core i7-11700K |
| Height | 0.8 inches |
| Width | 1.5 inches |
| Depth | 1.5 inches |
| Weight | 0.3 lbs |
879567-L21 Use Case
Low-Latency High-Frequency Trading with 879567-L21 HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit
In a financial services environment running a microsecond trading engine, the 879567-L21 HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit accelerates network I/O paths and optimizes packet processing to achieve sub-50µs latencies. Outcome: real-time order matching, reduced slippage, and a 25% uplift in trade throughput under peak market load.
Edge AI Inference for Predictive Maintenance Using HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit
In a smart manufacturing plant deploying GPU-accelerated edge servers, the 879567-L21 HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit delivers dedicated high-bandwidth I/O channels for real-time model inference on sensor data. Outcome: 40% faster anomaly detection, 20% reduction in unplanned downtime, and enhanced production efficiency.
Multi-Tenant Cloud Virtualization with Enhanced I/O on 879567-L21 HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit
In a service provider data center hosting hundreds of VM instances, the 879567-L21 HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit boosts per-VM network I/O capacity by 2× and ensures deterministic performance under heavy multi-tenant workloads. Outcome: higher VM density, SLA-compliant throughput, and a 30% improvement in infrastructure ROI.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Architecture | Rocket Lake | Raptor Lake | Alder Lake | Alder Lake | Raptor Lake |
| Base Clock | 3.6 GHz | 3.8 | 3.6 | 3.6 GHz | 3.6 |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | No | No | No | No |
| Cores | 8 | 8 | 8 | 12 | 8 |
| CPU Socket | LGA 1200 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | 1.5 inches | N/A | N/A | N/A | 1.5 |
| ECC Support | No | No | No | No | No |
| Generation | Intel 11th Gen | Intel 13th Gen | Intel 12th Gen | Intel 12th Gen | Intel 13th Gen |
| Graphics Base Frequency | 300 MHz | 300 | 350 | 350 MHz | 350 |
| Graphics Max Dynamic Frequency | 1100 MHz | 1350 | 1100 | 1.35 GHz | 1150 |
| Height | 0.8 inches | N/A | N/A | N/A | 0.5 |
| 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 | 4 | 2 | 12 MB | 4 |
| L3 Cache | 16 MB | 24 | 16 | 25 MB | 12 |
| Max Boost Clock | 5.0 GHz | 5.2 | 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 | DDR5 | DDR4 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| PCIe Version | PCIe 4.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Product Name | Intel Core i7-11700K | 825944-B21 | Intel Core i7-12700K | Intel Core i7-12700K Processor | Intel Core i7-880667-L21 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | None | SGX | SGX | None | None |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Threads | 16 | 16 | 16 | 20 | 16 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Use Case | Gaming | Gaming / Workstation | Gaming | Gaming | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x / Intel VT-d | Intel VT-x |
| Weight | 0.3 lbs | N/A | N/A | N/A | 0.4 |
| Width | 1.5 inches | N/A | N/A | N/A | 1.5 |
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Questions & Answers
Q
What components are included in the HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit (SKU 879567-L21)?
A
The kit comprises an Intel® Xeon® Platinum 8158 CPU, Gen10-compatible heat sink assembly, thermal interface material, CPU retention brackets, and quick-installation documentation.
Q
Which HPE server models support the 879567-L21 FIO Kit?
A
This FIO kit is validated for HPE ProLiant DL360 Gen10, DL380 Gen10, and ML350 Gen10 servers when used with the correct system board firmware.
Q
What are the key specifications of the Xeon Platinum 8158 processor in this kit?
A
The Intel® Xeon® Platinum 8158 features 28 cores (56 threads), a 2.0 GHz base frequency, 3.7 GHz turbo boost, 38.5 MB cache, and a 205 W thermal design power (TDP).
Q
How do I install the HPE XL1x0r Gen10 Xeon-P 8158 FIO Kit?
A
Power off and unplug the server, remove the existing CPU and heat sink, install the new CPU into the socket, apply the provided thermal interface material, secure the heat sink per HPE guidelines, then update system firmware.
Q
Does the kit include thermal grease and mounting hardware?
A
Yes. The package contains factory-qualified thermal interface material and all retention brackets required for Gen10 server installation.
Q
What performance gains can I expect by upgrading to the Xeon-P 8158?
A
Customers typically see up to 20% higher throughput in multi-threaded workloads and improved I/O performance for virtualization and database applications.
Q
How do I confirm firmware compatibility before installing the FIO kit?
A
Verify your server’s System ROM/BIOS version against the HPE ProLiant Gen10 support matrix available on HPE’s support portal; update to the minimum recommended release if necessary.
Q
Is a BIOS update required to support the Xeon Platinum 8158 CPU?
A
Yes. You must install the minimum ProLiant Gen10 System ROM as specified in HPE’s compatibility matrix to ensure full CPU support.
Q
What warranty and support are provided with SKU 879567-L21?
A
This FIO kit carries HPE’s standard one-year warranty and is eligible for HPE Foundation Care service contracts for hardware support and coverage extensions.
Q
How can I order additional FIO kits or replacement parts?
A
Contact your authorized HPE reseller or access the HPE Parts Store online; reference SKU 879567-L21 for ordering identical kits or spare components.
Q
What are the power and cooling requirements for this CPU upgrade?
A
Ensure your server power supply meets a 205 W TDP rating for the CPU, and that system fans are configured per HPE Gen10 guidelines for adequate airflow.
Q
Can I mix the Xeon Platinum 8158 with other processor models in a dual-socket server?
A
No. Both sockets must be populated with identical Intel® Xeon® Platinum 8158 processors to maintain coherence and performance.
Q
What part number is used for the thermal interface material in the kit?
A
The kit includes HPE’s DY-119 thermal interface material (HPE P/N 734825-001) pre-installed on the heat sink.
Q
How does the Xeon Platinum 8158 compare to previous generation Intel® Xeon® CPUs?
A
Compared to prior Intel® Xeon® E5 generations, the 8158 delivers higher core counts, faster memory bandwidth, and advanced security features like Intel® SGX.
Q
Are there recommended memory configurations when using this FIO kit?
A
HPE recommends Symmetrical DDR4 RDIMM or LRDIMM configurations matching core count for optimal performance; consult the Gen10 memory population guide.
Q
What safety precautions should I follow when installing the FIO kit?
A
Use an ESD wrist strap, power down and disconnect the server, handle the CPU by its edges, and follow HPE’s installation guide to avoid hardware damage.
