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878126-L21
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- HPE DL580 Gen10 Xeon-Gold 5118 (2.3GHz/12-core/105W) FIO Processor Kit
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3 Year Extended Warranty
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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878126-L21 Overview
878126-L21 is an Intel 12th Gen Alder Lake processor featuring a hybrid design that combines high-performance and efficient cores. It is designed for the LGA 1700 socket and boasts 16 cores with 24 threads, a base clock speed of 3.2 GHz and a boost clock reaching up to 4.9 GHz. With 1.25 MB of L2 cache and a substantial 30 MB L3 cache, it delivers robust performance while operating at a thermal design power of 125W and comes with Intel UHD Graphics 770 for essential graphical tasks.
This processor supports both DDR4 and DDR5 memory types with dual-channel configurations and offers advanced connectivity via PCIe 5.0. Overclocking support further enables enthusiasts to fine-tune performance, while the platform’s compatibility with modern chipsets makes 878126-L21 ideal for gaming, workstation, and server applications.
What is the price of 878126-L21?
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Explore more options from Cpus And Processors or explore other Hpe products.
878126-L21 Specifications
| Product Type | Processors |
| Brand | Intel |
| Series | Intel Core |
| Category | Desktop |
| Max Memory Support | 128 GB |
| Memory Type Support | DDR4 & DDR5 |
| Generation | Intel 12th Gen |
| Architecture | Alder Lake |
| ECC Support | No |
| Security Features | SGX |
| CPU Socket | LGA 1700 |
| Instruction Set Extensions | AVX2 |
| Virtualization Support | Intel VT-x |
| Cores | 16 |
| Threads | 24 |
| Base Clock | 3.2 GHz |
| Max Boost Clock | 4.9 GHz |
| Overclocking Support | Yes |
| L2 Cache | 1.25 MB |
| L3 Cache | 30 MB |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 MHz |
| Graphics Max Dynamic Frequency | 1100 MHz |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming / Workstation |
| Product Name | Intel Core i9-12900K Processor |
| Height | 1.5 inches |
| Width | 1.5 inches |
| Depth | 0.2 inches |
| Weight | 0.5 lbs |
878126-L21 Use Case
Mission-Critical Database Acceleration for Financial Trading
In a global investment bank, the HPE DL580 Gen10 equipped with the Xeon-Gold 5118 (2.3 GHz/12-core/105 W) FIO Processor Kit consolidates multiple OLTP and risk-analysis databases onto a single four-socket server. By leveraging 48 processing threads and advanced RAS features, the solution delivers sub-millisecond transaction latency, a 30% throughput boost and 99.99% uptime. Outcome: Accelerated trade execution, minimized slippage and guaranteed service continuity under peak loads.
High-Density Virtualization for Enterprise Private Cloud
A SaaS provider deploys the HPE DL580 Gen10 Xeon-Gold 5118 FIO Processor Kit to host over 500 Windows and Linux virtual machines in a single chassis. With 12 cores per socket and support for large DDR4 memory pools, the environment achieves 40% higher VM density and 25% lower power consumption versus dual-socket alternatives. Outcome: Reduced data center footprint, simplified management and a 20% decrease in total cost of ownership (TCO).
Real-Time Analytics and AI Inference in Manufacturing
A smart-factory integrator uses the HPE DL580 Gen10 with Xeon-Gold 5118 processors to ingest high-volume IoT sensor streams and run on-the-fly AI inferencing. Four sockets deliver 48 cores of parallel compute, reducing predictive maintenance model latency by 50% and increasing throughput by 2×. Outcome: Proactive equipment servicing, reduced unplanned downtime and a measurable improvement in overall equipment effectiveness (OEE).
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Architecture | Alder Lake | Raptor Lake | Alder Lake | Raptor Lake | Alder Lake |
| Base Clock | 3.6 | 3.5 | 3.2 GHz | 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 | 16 | 16 | 8 | 8 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | 1.5 inches | 1.5 | 0.2 inches | 1.0 inches | N/A |
| ECC Support | No | No | No | No | No |
| Generation | Intel 12th Gen | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen | Intel 12th Gen |
| Graphics Base Frequency | 350 | 300 | 350 MHz | 300 MHz | 300 |
| Graphics Max Dynamic Frequency | 1200 | 1100 | 1100 MHz | 1100 MHz | 1150 |
| Height | 0.5 inches | 1.5 | 1.5 inches | 1.5 inches | N/A |
| 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 | 8 | 1.25 MB | 8 MB | 4 |
| L3 Cache | 16 | 24 | 30 MB | 24 MB | 20 |
| Max Boost Clock | 4.8 | 5.0 | 4.9 GHz | 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 & DDR5 | DDR4 & DDR5 | DDR5 | DDR4 & DDR5 |
| Overclocking Support | No | Yes | Yes | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Product Name | Intel Core i7-12700 (816647-L21) | 878125-B21 | Intel Core i9-12900K Processor | Intel Core Processor P05713-L21 | P05682-B21 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | SGX | None | SGX | SGX | None |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Threads | 16 | 32 | 24 | 16 | 16 |
| Unlocked | No | Yes | Yes | Yes | Yes |
| Use Case | Gaming | Gaming / Workstation | Gaming / Workstation | Gaming / Workstation | Gaming / Workstation |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x / Intel VT-d |
| Weight | 0.3 lbs | 0.5 | 0.5 lbs | 0.3 lbs | N/A |
| Width | 1.5 inches | 1.5 | 1.5 inches | 1.5 inches | N/A |
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Questions & Answers
Q
What is the HPE DL580 Gen10 Xeon-Gold 5118 (2.3 GHz/12-core/105 W) FIO Processor Kit?
A
The HPE DL580 Gen10 Xeon-Gold 5118 FIO Processor Kit (SKU 878126-L21) is a factory-integrated, 12-core Intel Xeon-Gold 5118 CPU module designed for HPE ProLiant DL580 Gen10 servers.
Q
What are the key specifications of the Xeon-Gold 5118 processor?
A
The Intel Xeon-Gold 5118 CPU delivers a 2.3 GHz base frequency, up to 3.2 GHz Turbo Boost, 12 cores/24 threads, 18 MB last-level cache and a 105 W thermal design power.
Q
Which HPE servers are compatible with this processor kit?
A
This FIO kit is compatible exclusively with HPE ProLiant DL580 Gen10 servers equipped with the LGA 3647 socket and the latest system ROM.
Q
What does FIO (Factory Integrated Option) mean for this processor?
A
FIO indicates that the processor kit is factory-installed, validated, platform-optimized and covered under HPE’s integration and support services.
Q
How do I install the Xeon-Gold 5118 FIO Processor Kit?
A
Power off the server, remove the heat sink, seat the kit into the LGA 3647 socket following the keyed alignment, secure the retention bracket and reapply thermal interface material.
Q
Does the Xeon-Gold 5118 support Intel Hyper-Threading Technology?
A
Yes. Each of its 12 physical cores supports Intel Hyper-Threading, enabling up to 24 simultaneous threads for improved parallel performance.
Q
How many memory channels does this processor support?
A
The Xeon-Gold 5118 supports six DDR4 memory channels per CPU, delivering balanced bandwidth for high-performance workloads.
Q
Is this processor kit compatible with HPE Persistent Memory?
A
Yes. When used in an HPE ProLiant DL580 Gen10 server with the correct ROM and enablement kit, it supports Intel Optane DC Persistent Memory modules.
Q
What warranty covers the HPE DL580 Gen10 Xeon-Gold 5118 FIO kit?
A
It includes HPE’s standard one-year limited warranty, with options to extend up to three years and add HPE Care Pack services.
Q
What are the primary use cases for this processor kit?
A
Ideal for mission-critical workloads such as enterprise virtualization, large-scale databases, in-memory analytics and SAP HANA deployments.
Q
What is the typical power consumption of the Xeon-Gold 5118?
A
The processor has a thermal design power (TDP) of 105 W under typical full-load conditions.
Q
Which operating systems are supported by this processor kit?
A
It supports major enterprise OS platforms including Microsoft Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server and VMware ESXi.
Q
What does SKU 878126-L21 represent?
A
SKU 878126-L21 is HPE’s part number for the DL580 Gen10 Intel Xeon-Gold 5118 Factory Integrated Option Processor Kit.
Q
What is HPE’s return policy for this processor kit?
A
Customers may return the processor kit within 30 days of purchase in original packaging for a full refund, subject to HPE’s standard return authorization process.
Q
Are there special thermal requirements for this processor?
A
Yes. The kit requires the HPE ProLiant DL580 Gen10 fan and heatsink assembly to maintain optimal temperatures and reliability.
Q
Can this processor handle virtualization workloads?
A
Absolutely. With 12 cores, Hyper-Threading and large cache, it delivers excellent performance for VMware vSphere, Microsoft Hyper-V and other hypervisors.
Q
Does the Xeon-Gold 5118 support Intel Turbo Boost Technology?
A
Yes. Intel Turbo Boost Technology enables the CPU to dynamically increase its clock speed up to 3.2 GHz to meet peak workload demands.
