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Name:
878139-B21
- Description:
- HPE DL580 Gen10 Xeon-Gold 6142 (2.6GHz/16-core/145W) 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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878139-B21 Overview
878139-B21 is an Intel processor from the Intel 12th Gen family built on the Alder Lake architecture and designed for desktop platforms using the LGA 1700 socket. It features 12 cores and 20 threads with a base clock speed of 3.6 GHz and a maximum boost clock speed of 5.0 GHz, complemented by 12 MB of L2 cache and 25 MB of L3 cache, making it well-suited for high-performance gaming and workstation tasks.
This processor supports both DDR4 and DDR5 memory types with dual memory channels and a maximum memory support of 128 GB, along with PCIe 5.0 for next-generation connectivity. With a TDP of 125W, unlocked overclocking support, integrated Intel UHD Graphics 770 running at a graphics base frequency of 350 MHz and a maximum dynamic frequency of 1300 MHz, 878139-B21 delivers versatile performance for demanding applications.
What is the price of 878139-B21?
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878139-B21 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 | 12 |
| Threads | 20 |
| Base Clock | 3.6 |
| Max Boost Clock | 5.0 |
| Overclocking Support | Yes |
| L2 Cache | 12 |
| L3 Cache | 25 |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 |
| Graphics Max Dynamic Frequency | 1300 |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming / Workstation |
| Product Name | Intel Core i7-12700K |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
878139-B21 Use Case
Enterprise Virtualization Consolidation with 878139-B21 HPE DL580 Gen10 Xeon-Gold 6142
A global financial services firm consolidated 350+ legacy servers into four HPE DL580 Gen10 systems equipped with the 878139-B21 Xeon-Gold 6142 (2.6 GHz/16-core/145 W) Processor Kit. By leveraging its four-socket architecture and 64-core density per chassis, the IT team achieved 30% higher virtual machine density, reduced rack footprint by 40%, and cut data-center TCO by 25%, all while maintaining sustained 2.6 GHz performance for mixed transactional and batch workloads.
Real-Time SAP HANA Acceleration for Supply-Chain Analytics
A multinational manufacturer deployed a four-node HPE DL580 Gen10 cluster powered by 878139-B21 Xeon-Gold 6142 CPUs to run in-memory SAP HANA for just-in-time supply-chain insights. The 16-core, 2.6 GHz processors deliver sub-second query response times on datasets exceeding 10 TB, improving planning accuracy by 45% and enabling continuous 24×7 analytics. The outcome: real-time visibility, faster decision cycles, and a 30% reduction in inventory carrying costs.
High-Performance Engineering Simulations in R&D
An aerospace R&D center integrated the 878139-B21 HPE DL580 Gen10 Xeon-Gold 6142 Processor Kit into its CFD and FEA cluster to accelerate complex fluid and structural simulations. With 16 cores at 2.6 GHz per socket across four sockets, the platform reduced end-to-end simulation runtimes by up to 35%, supported parallel scaling to 256 cores per experiment, and cut prototype validation cycles in half—driving faster design iteration and time-to-market.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Architecture | Alder Lake | Alder Lake | Alder Lake | Zen 3 | Raptor Lake |
| Base Clock | 3.6 | 3.6 GHz | 3.8 GHz | 3.8 | 3.6 GHz |
| Brand | Intel | Intel | Intel | AMD | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | No | No | No | No |
| Cores | 12 | 12 | 8 | 8 | 8 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | AM4 | LGA 1700 |
| Depth | N/A | 0.5 inches | 1.0 inches | N/A | 3.0 inches |
| ECC Support | No | No | No | No | No |
| Generation | Intel 12th Gen | Intel 12th Gen | Intel 12th Gen | Ryzen 5000 Series | Intel 13th Gen |
| Graphics Base Frequency | 350 | 350 MHz | 350 MHz | N/A | 350 MHz |
| Graphics Max Dynamic Frequency | 1300 | 1300 MHz | 1150 MHz | N/A | 1200 MHz |
| Height | N/A | 1.57 inches | 1.5 inches | N/A | 0.5 inches |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | None | Intel UHD Graphics 770 |
| L2 Cache | 12 | 12 MB | 8 MB | 4 | 4 MB |
| L3 Cache | 25 | 20 MB | 16 MB | 32 | 16 MB |
| Max Boost Clock | 5.0 | 5.0 GHz | 4.8 GHz | 4.7 | 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 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 | DDR4 & DDR5 |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 |
| Product Name | Intel Core i7-12700K | Intel Core i7-12700K (788323-B21) | Intel Core i7-12700K (878156-L21) | AMD Ryzen 7 5800X | Intel Core i7-816661-L21 |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | SGX | SGX | SGX | None | SGX |
| Series | Intel Core | Intel Core | Intel Core | AMD Ryzen | Intel Core |
| TDP | 125W | 125W | 125W | 105W | 125W |
| Threads | 20 | 20 | 16 | 16 | 16 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Use Case | Gaming / Workstation | Gaming / Workstation / Overclocking | Gaming | Gaming | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x / Intel VT-d | Intel VT-x | AMD-V | Intel VT-x |
| Weight | N/A | 0.3 lbs | 0.7 lbs | N/A | 0.25 lbs |
| Width | N/A | 1.57 inches | 1.5 inches | N/A | 3.0 inches |
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Questions & Answers
Q
What is the HPE DL580 Gen10 Xeon-Gold 6142 Processor Kit (SKU 878139-B21)?
A
The HPE DL580 Gen10 Xeon-Gold 6142 Processor Kit (SKU 878139-B21) is a server CPU upgrade module featuring a 16-core Intel Xeon Gold 6142 processor at 2.6 GHz base frequency and 145 W TDP, designed for enterprise-grade performance and reliability.
Q
Which HPE servers are compatible with SKU 878139-B21?
A
SKU 878139-B21 is compatible with HPE ProLiant DL580 Gen10 servers and select HPE Synergy compute modules, provided the system BIOS is updated to the latest Gen10 release.
Q
What are the core and thread counts of the Xeon Gold 6142 processor?
A
The Intel Xeon Gold 6142 processor in the kit offers 16 physical cores and 32 threads, enabling high-throughput parallel processing for demanding workloads.
Q
What is the base and maximum turbo frequency of this processor?
A
The Xeon Gold 6142 operates at a 2.6 GHz base frequency and can turbo boost up to 3.7 GHz on select cores under appropriate thermal and power conditions.
Q
What is the thermal design power (TDP) of SKU 878139-B21?
A
The processor kit has a thermal design power of 145 W, requiring adequate cooling to maintain optimal performance and reliability.
Q
Which memory types and speeds does the Xeon Gold 6142 support?
A
The processor supports DDR4 SmartMemory at up to 2666 MT/s across six memory channels, with registered DIMMs (RDIMMs) and load-reduced DIMMs (LRDIMMs) for maximum capacity.
Q
Does the Xeon Gold 6142 support Intel Hyper-Threading Technology?
A
Yes, Intel Hyper-Threading Technology is enabled on the Xeon Gold 6142, allowing each core to handle two threads simultaneously for improved multi-tasking.
Q
Can SKU 878139-B21 handle virtualization and cloud workloads?
A
Absolutely; the 16-core/32-thread architecture, large cache, and virtualization extensions make this processor ideal for VMware, Hyper-V, and cloud infrastructure deployments.
Q
What warranty coverage comes with the HPE 878139-B21 processor kit?
A
HPE provides a standard 3-year limited warranty for the 878139-B21 kit, including parts replacement and optional support upgrades through HPE Care Pack services.
Q
How do I install the HPE 878139-B21 processor kit?
A
Power down the server, remove the heatsink, seat the new processor into the CPU socket following the orientation key, apply thermal grease, replace the heatsink, and update the system firmware before powering on.
Q
What performance gains can I expect with the Xeon Gold 6142 upgrade?
A
You can expect up to 50% uplift in multi-threaded application performance, significant improvement in virtualization density, and faster data analytics processing compared to previous-generation CPUs.
Q
What cooling solutions are recommended for a 145 W TDP processor?
A
Use HPE-qualified heatsinks or liquid cooling modules designed for Gen10 servers, ensure proper airflow in the chassis, and monitor inlet temperatures via HPE iLO to maintain optimal thermal conditions.
Q
Is a BIOS or firmware update required before installing SKU 878139-B21?
A
Yes, HPE recommends updating the server BIOS and iLO firmware to the latest Gen10 versions to ensure full compatibility and stability with the Xeon Gold 6142 processor.
Q
How does the Xeon Gold 6142 improve system reliability?
A
Featuring Intel Run Sure Technology, advanced RAS features, and HPE SmartMemory compatibility, the processor enhances uptime through proactive diagnostics and fault isolation.
Q
What management features are available with this processor kit?
A
The kit supports HPE iLO 5 for remote management, Intel Platform Monitoring Technology for real-time telemetry, and comprehensive integration with HPE OneView and third-party orchestration tools.
Q
Where can I purchase the HPE 878139-B21 processor kit?
A
You can acquire SKU 878139-B21 through authorized HPE distributors, HPE’s official website, or certified resellers. Contact your HPE sales representative for pricing and availability.
