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Name:
878129-B21
- Description:
- HPE DL580 Gen10 Xeon-Gold 6126 (2.6GHz/12-core/125W) Processor Kit
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3 Year Extended Warranty
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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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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.
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RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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878129-B21 Overview
878129-B21 is an Intel Core i7-13700K processor from Intel’s 13th Gen Raptor Lake family featuring an LGA 1700 socket, 16 cores and 24 threads, a base clock speed of 3.4 GHz, and a maximum boost clock of 5.2 GHz. It is built with 16 MB of L2 cache and 30 MB of L3 cache, operates at a thermal design power of 125W, and integrates Intel UHD Graphics 770.
878129-B21 supports both DDR4 and DDR5 memory types in a dual-channel configuration and utilizes PCIe 5.0 for high-speed peripheral connectivity. It is unlocked for overclocking and is compatible with current Intel 13th Gen chipsets, making it ideally suited for demanding gaming and workstation applications.
What is the price of 878129-B21?
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878129-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 | SGX |
| CPU Socket | LGA 1700 |
| Instruction Set Extensions | AVX2 |
| Virtualization Support | Intel VT-x |
| Cores | 16 |
| Threads | 24 |
| Base Clock | 3.4 GHz |
| Max Boost Clock | 5.2 GHz |
| Overclocking Support | Yes |
| L2 Cache | 16 MB |
| L3 Cache | 30 MB |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 300 MHz |
| Graphics Max Dynamic Frequency | 1250 MHz |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming / Workstation |
| Product Name | Intel Core i7-13700K |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
878129-B21 Use Case
Enterprise Virtualization & Server Consolidation with 878129-B21 HPE DL580 Gen10 Xeon-Gold 6126
Scenario: A large financial services firm runs 100+ VMware vSphere and Hyper-V VMs on a single rack to support trading, risk analysis, and remote desktop services. By deploying the 878129-B21 HPE DL580 Gen10 with Xeon-Gold 6126 (2.6 GHz/12-core/125 W), IT achieves higher VM density and predictable performance under peak loads. Benefit: Consolidates workloads by up to 40%, reduces data-center footprint, and cuts virtualization TCO by 25% while maintaining 24×7 SLAs.
Real-Time In-Memory Analytics & Big Data Acceleration
Scenario: A retail chain processes terabytes of sales transactions and customer-behavior data with SAP HANA and Apache Spark for dynamic pricing and personalized recommendations. The 878129-B21 HPE DL580 Gen10 Xeon-Gold 6126 (2.6 GHz/12-core) delivers multi-threaded compute and large memory bandwidth to deliver sub-second query responses on in-memory workloads. Benefit: Accelerates analytics by 3×, enables real-time insights, and drives targeted promotions that increase average basket size by 15%.
Mission-Critical OLTP & High-Performance Database Hosting
Scenario: A global logistics provider runs Microsoft SQL Server and Oracle RAC for shipment tracking, inventory management, and billing. With the 878129-B21 HPE DL580 Gen10 Xeon-Gold 6126 (2.6 GHz/12-core/125 W), the company sustains 200,000+ IOPS and sub-millisecond transaction latency under mixed read/write loads. Benefit: Delivers 99.999% availability, boosts transaction throughput by 50%, and lowers database TCO by consolidating multiple legacy servers into a single chassis.
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 | Raptor Lake | Raptor Lake |
| Base Clock | 3.6 | 3.8 GHz | 3.4 GHz | 3.4 GHz | 3.2 |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | No | No | No | No |
| Cores | 8 | 16 | 16 | 16 | 16 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | 0.2 | 0.14 inches | 3.5 inches | N/A | 1.46 inches |
| ECC Support | No | No | No | No | No |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Graphics Base Frequency | 350 | 350 MHz | 350 MHz | 300 MHz | 350 |
| Graphics Max Dynamic Frequency | 1200 | 1300 MHz | 1300 MHz | 1250 MHz | 1200 |
| Height | 0.6 | 1.5 inches | 1.5 inches | N/A | 0.15 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 | 4 | 2 MB | 8 MB | 16 MB | 8 |
| L3 Cache | 16 | 24 MB | 30 MB | 30 MB | 24 |
| Max Boost Clock | 5.0 | 5.2 GHz | 5.4 GHz | 5.2 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 & DDR5 | 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 5.0 |
| Product Name | 816657-B21 High-Performance Desktop Processor | Intel Core i7-13700K | Intel Core i7-13700K | Intel Core i7-13700K | Intel Core i7-13700K |
| 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 | 24 | 24 | 24 | 24 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Use Case | Gaming | Gaming | Gaming | Gaming / Workstation | Gaming / Workstation |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Weight | 0.35 | 0.07 lbs | 0.5 lbs | N/A | 0.1 lbs |
| Width | 0.6 | 1.5 inches | 4.0 inches | N/A | 1.46 inches |
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Questions & Answers
Q
What are the key specifications of the HPE DL580 Gen10 Xeon-Gold 6126 Processor Kit (SKU 878129-B21)?
A
The HPE DL580 Gen10 Xeon-Gold 6126 Processor Kit (SKU 878129-B21) features a 2.6 GHz base frequency, 12 cores, 24 threads, 125 W TDP, four 10.4 GT/s UPI links, and support for DDR4 SmartMemory at 2933 MT/s.
Q
Is the Xeon-Gold 6126 (SKU 878129-B21) compatible with HPE ProLiant DL580 Gen10 servers?
A
Yes. SKU 878129-B21 is fully validated for HPE ProLiant DL580 Gen10 with the required BIOS and firmware revisions.
Q
How many cores and threads does the Intel Xeon Gold 6126 offer?
A
Intel Xeon Gold 6126 delivers 12 physical cores and 24 threads enabled by Hyper-Threading Technology for improved parallel processing.
Q
What are the base clock speed and maximum Turbo Boost frequency?
A
This processor runs at a 2.6 GHz base frequency and can Turbo Boost up to 3.7 GHz on lightly threaded workloads.
Q
What is the thermal design power (TDP) of the Xeon-Gold 6126 kit?
A
The Intel Xeon Gold 6126 has a TDP rating of 125 W under nominal operating conditions.
Q
Does the Xeon Gold 6126 support HPE SmartMemory?
A
Yes. This CPU is validated for HPE SmartMemory, supporting six DDR4 channels at 2933 MT/s and up to 512 GB DIMMs.
Q
Can I enable Intel Hyper-Threading and virtualization features?
A
Yes. The Xeon Gold 6126 supports Intel Hyper-Threading Technology and Virtualization (VT-x and VT-d) out of the box.
Q
How does the Xeon Gold 6126 improve server performance?
A
By combining 12 cores, high clock speeds, and Intel advanced technologies, the Xeon Gold 6126 accelerates multi-threaded applications and virtualization.
Q
What memory capacity and speed does each CPU support?
A
Each processor supports six DDR4 channels at 2933 MT/s and up to 512 GB DIMMs, offering up to 3 TB per CPU socket.
Q
Is the processor kit hot-pluggable or does it require system downtime?
A
Installation requires powering off the server and proper heatsink installation, so system downtime is necessary.
Q
What cooling solution is included with this processor kit?
A
The kit includes an HPE-designed passive heatsink optimized for DL580 Gen10 airflow and thermal performance.
Q
Does HPE provide warranty and support for the Xeon Gold 6126 kit?
A
Yes. It comes with HPE’s three-year limited warranty and access to HPE Pointnext support services.
Q
What deployment scenarios is the Xeon Gold 6126 best suited for?
A
It is ideal for virtualization, database management, analytics, and high-performance computing workloads.
Q
How do I install the Xeon Gold 6126 in my HPE ProLiant DL580 Gen10?
A
Power down the server, remove the existing CPU, align the new CPU in the socket, secure the load plate, apply thermal interface material, and reattach the heatsink.
Q
Can I use multiple Xeon Gold 6126 CPUs in a multi-socket configuration?
A
Yes. The HPE DL580 Gen10 supports up to four Xeon Gold 6126 processors in a quad-socket configuration.
Q
How does the Xeon Gold 6126 differ from other Intel Xeon Gold processors?
A
The 6126 model balances core count (12 cores) and clock speed (2.6 GHz base) at a 125 W TDP, while other Gold SKUs may offer higher core counts or cache at different power envelopes.
