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872555-L21
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- HPE XL450 Gen10 Xeon-G 6126 FIO Kit
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3 Year Extended Warranty
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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.
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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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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
872555-L21 Overview
872555-L21 is an Intel processor from the Intel 13th Gen family that features the advanced Raptor Lake architecture and uses the LGA 1700 socket. It is engineered with 8 cores and 16 threads, delivering a base clock speed of 3.5 GHz and a maximum boost clock speed of 5.0 GHz, while being equipped with 8 MB of L2 cache and 16 MB of L3 cache. Designed with a 125W thermal design power, it integrates Intel UHD Graphics 770 and supports both DDR4 and DDR5 memory via dual channels, making it suitable for high-performance tasks.
Optimized for gaming and workstation use, this unlocked processor supports overclocking and operates under a PCIe 4.0 environment, ensuring compatibility with the latest Intel 600 Series chipsets. Its efficient design and robust feature set make it ideal for enthusiasts seeking a balance of performance and versatility in demanding computing scenarios.
What is the price of 872555-L21?
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872555-L21 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 | SGX |
| CPU Socket | LGA 1700 |
| Instruction Set Extensions | AVX2 |
| Virtualization Support | Intel VT-x |
| Cores | 8 |
| Threads | 16 |
| Base Clock | 3.5 GHz |
| Max Boost Clock | 5.0 GHz |
| Overclocking Support | Yes |
| L2 Cache | 8 MB |
| L3 Cache | 16 MB |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 MHz |
| Graphics Max Dynamic Frequency | 1200 MHz |
| Memory Channels | Dual |
| PCIe Version | PCIe 4.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming |
| Product Name | Intel Core Raptor Lake 872555-L21 |
| Height | 0.5 inches |
| Width | 1.5 inches |
| Depth | 1.5 inches |
| Weight | 0.3 lbs |
872555-L21 Use Case
High-Density Virtualization for Enterprise Data Centers
In a global enterprise data center running hundreds of virtual machines per rack, the 872555-L21 HPE XL450 Gen10 Xeon-G 6126 FIO Kit powers ultra-dense virtualization with 24 cores of Intel® Xeon® Gold 6126 performance and integrated FIO networking. Outcome: Achieves 30% higher VM consolidation rates, reduces rack footprint by 25%, and cuts total cost of ownership (TCO) through optimized compute and I/O throughput.
Edge AI Inference and Real-Time Analytics in Manufacturing
On the factory floor, the 872555-L21 HPE XL450 Gen10 Xeon-G 6126 FIO Kit supports low-latency AI inference for predictive maintenance and quality inspection. With built-in FIO acceleration and 96GB DDR4 memory, it delivers sub-5ms decision times and 99.99% uptime. Benefit: Minimizes unplanned downtime by 40%, improves yield by 15%, and sharply reduces on-site data transfer costs.
Carrier-Grade NFV and 5G Core Infrastructure
Telecommunications providers deploy the 872555-L21 HPE XL450 Gen10 Xeon-G 6126 FIO Kit to host virtualized network functions (vBNG, vEPC) and 5G core components. Leveraging Intel® Xeon® Gold cores and FIO-based line-rate ports, it sustains over 50 Gbps of bidirectional throughput with sub-100 µs latency. Outcome: Meets stringent SLA SLAs, supports multi-tenant isolation, and reduces operational expenses by up to 20%.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Architecture | Raptor Lake | Alder Lake | Raptor Lake | Raptor Lake | Raptor Lake |
| Base Clock | 3.2 | 3.6 GHz | 3.2 | 3.6 GHz | 3.5 GHz |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | No | No | Yes | No |
| Cores | 16 | 12 | 16 | 8 | 8 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | 1.5 | 1.48 inches | 1.4 | 1.48 inches | 1.5 inches |
| ECC Support | No | No | No | No | No |
| Generation | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Graphics Base Frequency | 300 | 350 MHz | 350 | 350 MHz | 350 MHz |
| Graphics Max Dynamic Frequency | 1200 | 1200 MHz | 1300 | 1100 MHz | 1200 MHz |
| Height | 0.2 | 0.175 inches | 1.4 | 0.16 inches | 0.5 inches |
| Instruction Set Extensions | AVX-512 | 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 | 16 | 6 MB | 2 | 8 MB | 8 MB |
| L3 Cache | 32 | 20 MB | 30 | 24 MB | 16 MB |
| Max Boost Clock | 4.8 | 5.0 GHz | 4.9 | 5.0 GHz | 5.0 GHz |
| 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 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 |
| Product Name | 830734-L21 Intel Raptor Lake Processor | Intel Core i7-12700K | 803309-B21 | 880669-B21 | Intel Core Raptor Lake 872555-L21 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | SGX | TME | None | SGX | SGX |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Threads | 32 | 20 | 24 | 16 | 16 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Use Case | Gaming | Gaming | Gaming / Workstation | Gaming | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Weight | 0.3 | 0.044 lbs | 0.3 | 0.3 lbs | 0.3 lbs |
| Width | 1.5 | 1.48 inches | 1.4 | 1.48 inches | 1.5 inches |
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Questions & Answers
Q
What is the HPE XL450 Gen10 Xeon Gold 6126 FIO Kit?
A
The HPE XL450 Gen10 Xeon Gold 6126 Field-Installable Option (FIO) Kit is a factory-tested upgrade package that includes an Intel Xeon Gold 6126 processor, heatsink, and all mounting hardware designed for HPE ProLiant Gen10 servers.
Q
Which HPE ProLiant Gen10 servers support the Xeon Gold 6126 FIO Kit?
A
This FIO kit is compatible with HPE ProLiant DL360 Gen10, DL380 Gen10, ML350 Gen10 and XL450 Gen10 servers equipped with an LGA3647 CPU socket and appropriate system board silicon.
Q
What components are included in the FIO kit?
A
The package includes one Intel Xeon Gold 6126 CPU, HPE-validated heatsink, mounting bracket, thermal grease pre-applied and all screws required for installation.
Q
How many cores and threads does the Xeon Gold 6126 processor have?
A
The Intel Xeon Gold 6126 processor provides 12 cores and 24 threads, enabling high concurrency for virtualization, database and HPC workloads.
Q
What is the base and maximum turbo frequency of the Xeon Gold 6126?
A
The Xeon Gold 6126 runs at a base frequency of 2.6 GHz and can turbo boost up to 3.7 GHz on select cores under thermal and power headroom.
Q
What is the thermal design power (TDP) of this processor?
A
The Intel Xeon Gold 6126 has a TDP of 125 W, which balances performance with thermal efficiency in rack and tower configurations.
Q
Does the kit support Intel Hyper-Threading Technology?
A
Yes, Intel Hyper-Threading is enabled, allowing each physical core to handle two threads simultaneously for improved parallel processing.
Q
Which memory types and speeds are supported with this CPU?
A
When installed in a compatible Gen10 server, the Xeon Gold 6126 supports HPE DDR4 SmartMemory running at up to 2666 MT/s in both RDIMM and LRDIMM configurations.
Q
Can I install this kit in a dual-processor configuration?
A
Yes, the FIO kit can be paired with a second compatible Xeon Gold or Platinum processor in supported dual-socket Gen10 systems for linear performance scaling.
Q
Is a BIOS or firmware update required before installing this kit?
A
HPE recommends updating the system BIOS and iLO firmware to the latest Gen10 release to ensure full compatibility and stability with the new Xeon Gold 6126.
Q
How do I install the HPE XL450 Gen10 Xeon Gold 6126 FIO Kit?
A
Power down the server, remove the existing heatsink, seat the new CPU in the LGA3647 socket, attach the heatsink with pre-applied thermal grease, secure mounting screws, then reboot and verify in iLO.
Q
What performance benefits can I expect from this upgrade?
A
Upgrading to the Xeon Gold 6126 delivers up to 20% higher core performance, enhanced memory bandwidth and improved throughput for virtualization and data-intensive applications.
Q
What warranty coverage does the FIO kit include?
A
The HPE XL450 Gen10 Xeon Gold 6126 FIO Kit is covered under HPE’s standard three-year parts, labor and on-site support warranty when installed in a qualified ProLiant server.
Q
How do I verify the kit installation and CPU recognition?
A
After reboot, access the iLO or system BIOS to confirm the processor model, core count and operating frequency are correctly reported under System Information.
Q
What cooling solution is provided with the kit?
A
The included HPE heatsink is a low-profile, high-efficiency design engineered for optimized airflow and thermal dissipation in 1U to 4U Gen10 server slots.
Q
Which workloads are ideal for the Xeon Gold 6126 FIO Kit?
A
This kit is optimized for virtualization, enterprise databases, mid-range business applications and high-performance computing clusters requiring balanced CPU and memory performance.
