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Name:
878661-B21
- Description:
- HPE ML350 Gen10 8176 Xeon-P 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
878661-B21 Overview
878661-B21 is an Intel Core i9-13900K processor featuring Intel 13th Gen Raptor Lake architecture on an LGA 1700 socket. It comes equipped with 24 cores and 32 threads, a base clock speed of 3.0 GHz and a maximum boost clock speed of 5.8 GHz, along with 32 MB of L2 cache and 36 MB of L3 cache, ensuring high-performance computing for demanding gaming and overclocking tasks.
Designed with a thermal design power of 125W and unlocked for advanced tuning, 878661-B21 integrates Intel UHD Graphics 770 with a graphics base frequency of 350 MHz and a max dynamic frequency of 1350 MHz. It supports dual-channel memory using DDR4 & DDR5 technology up to 128 GB and features PCIe 5.0 connectivity, making it an excellent choice for gaming rigs, workstations, and high-performance desktop systems.
What is the price of 878661-B21?
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Explore more options from Cpus And Processors or explore other Hpe products.
878661-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 | 24 |
| Threads | 32 |
| Base Clock | 3.0 |
| Max Boost Clock | 5.8 |
| Overclocking Support | Yes |
| L2 Cache | 32 |
| L3 Cache | 36 |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 |
| Graphics Max Dynamic Frequency | 1350 |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming |
| Product Name | Intel Core i9-13900K |
| Height | 0.97 |
| Width | 1.46 |
| Depth | 1.46 |
| Weight | 0.75 |
878661-B21 Use Case
High-Density Virtualization for Enterprise Data Centers
A global financial institution deploys the 878661-B21 HPE ML350 Gen10 8176 Xeon-P Kit to run 80+ VMware ESXi virtual machines on a single 2-socket server. This high-density virtualization scenario delivers 2.2× greater VM consolidation, reduces hardware footprint by 40% and lowers power consumption by 25%, yielding a 30% reduction in total cost of ownership and enterprise-grade reliability.
Real-Time Data Analytics for Retail Demand Forecasting
A major retail chain implements an on-premises analytics cluster powered by the 878661-B21 HPE ML350 Gen10 8176 Xeon-P Kit to process transactional and IoT data for demand forecasting. With 16 high-performance cores and up to 512 GB memory, the solution accelerates query response to under 1 second, drives inventory accuracy by 20%, and boosts promotional ROI while ensuring PCI-compliant data handling.
Edge AI Inference in Smart Manufacturing
An advanced manufacturing plant leverages the compact 878661-B21 HPE ML350 Gen10 8176 Xeon-P Kit as an edge server to run computer vision and predictive-maintenance models on the production line. Real-time defect detection uptime improves by 25%, maintenance costs drop by 15%, and throughput increases 10%, delivering measurable yield gains and operational resilience.
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 | 3.6 | 3.4 GHz | 3.0 | 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 | 24 | 8 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | 0.5 | N/A | 1.57 inches | 1.46 | 1.48 |
| 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 | 350 MHz | 350 | 350 |
| Graphics Max Dynamic Frequency | 1100 | 1200 | 1200 MHz | 1350 | 1150 |
| Height | 0.5 | N/A | 0.6 inches | 0.97 | 0.6 |
| 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 | 16 | 14 | 32 | 2 |
| L3 Cache | 24 | 30 | 30 | 36 | 24 |
| Max Boost Clock | 5.0 | 5.0 | 5.0 GHz | 5.8 | 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 | 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 5.0 |
| Product Name | 878657-L21 | Intel Core i7-13700K Processor | Intel Core i7-13700K | Intel Core i9-13900K | Intel Core i7-13700K |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | None | SGX | SGX | SGX | None |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Threads | 16 | 24 | 24 | 32 | 16 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Weight | 0.3 | N/A | 0.3 lbs | 0.75 | 0.25 |
| Width | 0.5 | N/A | 1.57 inches | 1.46 | 1.48 |
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Questions & Answers
Q
What is the HPE ML350 Gen10 8176 Xeon-P Kit (SKU: 878661-B21)?
A
The 878661-B21 is an HPE-certified upgrade kit featuring an Intel Xeon Silver 8176P processor, thermal interface material and mounting hardware for the ProLiant ML350 Gen10 server.
Q
Which processor is included in the HPE 878661-B21 kit?
A
The kit includes one Intel Xeon Silver 8176P CPU, a scalable 2nd-generation Intel Xeon Scalable processor optimized for balanced performance.
Q
How many cores and threads does the Xeon Silver 8176P have?
A
The Xeon Silver 8176P delivers 26 cores and 52 threads for multi-threaded workloads and virtualization.
Q
What are the base and turbo frequencies of the Xeon Silver 8176P?
A
It operates at a base frequency of 2.10 GHz and can turbo boost up to 3.90 GHz on lightly threaded tasks.
Q
What is the Thermal Design Power (TDP) of the Xeon Silver 8176P?
A
The processor has a TDP of 165 watts, requiring the integrated HPE heatsink and airflow management features in the ML350 Gen10.
Q
Which servers support the HPE ML350 Gen10 8176 Xeon-P Kit?
A
This CPU kit is compatible only with HPE ProLiant ML350 Gen10 chassis populated with the appropriate 2nd-generation Intel Xeon Scalable processor socket.
Q
What memory configurations are supported with this processor?
A
The kit supports up to 1.5 TB of DDR4 SmartMemory across 24 DIMM slots at speeds up to 2666 MT/s, with HPE-qualified RDIMMs or LRDIMMs.
Q
Does the kit include the necessary heatsink and mounting hardware?
A
Yes. The 878661-B21 package contains the Xeon Silver 8176P CPU, HPE thermal grease, socket retention bracket and heatsink designed for ML350 Gen10.
Q
What performance benefits does the Xeon Silver 8176P provide?
A
It delivers enhanced multi-core throughput, optimized memory bandwidth and improved I/O capabilities for virtualization, database and analytics workloads.
Q
How do I install the 878661-B21 CPU kit in the ML350 Gen10?
A
Power down the server, open the chassis, replace the CPU and heat sink per HPE’s hardware maintenance guide, then verify installation in iLO.
Q
Which operating systems are certified for use with this CPU kit?
A
HPE certifies this kit with major server OSes including Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server and VMware ESXi.
Q
Can I mix this kit with other Xeon processor kits in the same server?
A
No. Both CPU sockets must use identical models and steppings; mixing different Xeon Silver or Gold processors is not supported.
Q
What warranty covers the HPE ML350 Gen10 8176 Xeon-P Kit?
A
HPE provides a one-year limited warranty on parts and labor (extendable via HPE Care Pack services) for the MX161 kit.
Q
Which workloads are best suited for the Xeon Silver 8176P?
A
It excels in medium-scale virtualization, SQL/NoSQL databases, file and print services, and compute-intensive enterprise applications.
Q
How does the Xeon Silver 8176P compare to Xeon Gold processors?
A
Compared to Gold variants, the 8176P offers fewer cores and a lower TDP but provides cost-effective performance for balanced mid-tier workloads.
Q
Can I upgrade from a different CPU to the 878661-B21 in an existing ML350 Gen10?
A
Yes. Simply verify your current processor generation, update system firmware, then install the 8176P kit following HPE guidelines.
Q
Where can I purchase genuine HPE 878661-B21 kits and get support?
A
You can order through authorized HPE channel partners, hpe.com, or contact HPE Support to register the kit and access global assistance.
