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866528-B21
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- HPE ML350 Gen10 4112 Xeon-S 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.
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
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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
866528-B21 Overview
866528-B21 is a high-performance Intel processor built on the 13th Gen Raptor Lake architecture and designed for advanced desktop computing. Featuring an LGA 1700 socket, this chip offers 16 cores and 24 threads with a base clock of 3.8 GHz and a maximum boost clock of 5.4 GHz, along with 2 MB of L2 cache and 30 MB of L3 cache, all within a 125W thermal design power envelope.
Engineered with integrated Intel UHD Graphics 770 running at a base frequency of 350 MHz and peaking at 1100 MHz, 866528-B21 supports DDR5 memory via dual channels and leverages the PCIe 5.0 interface for high-speed connectivity. Overclocking is enabled, and the processor incorporates advanced features like AVX2 instruction set extensions, Intel VT-x virtualization, and SGX security, making it ideal for gaming, high-performance workstation tasks, and overclocking enthusiasts.
What is the price of 866528-B21?
Pricing for 866528-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 866528-B21.
Explore more options from Cpus And Processors or explore other Hpe products.
866528-B21 Specifications
| Product Type | Processors |
| Brand | Intel |
| Series | Intel Core |
| Category | Desktop |
| Max Memory Support | 128 GB |
| Memory Type Support | 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 | 3.8 |
| Max Boost Clock | 5.4 |
| Overclocking Support | Yes |
| L2 Cache | 2 |
| L3 Cache | 30 |
| TDP | 125W |
| Integrated Graphics | Intel UHD Graphics 770 |
| Graphics Base Frequency | 350 |
| Graphics Max Dynamic Frequency | 1100 |
| Memory Channels | Dual |
| PCIe Version | PCIe 5.0 |
| Unlocked | Yes |
| Cooler Included | No |
| Use Case | Gaming |
| Product Name | Intel Core i7-13700K |
| Height | 0.5 inches |
| Width | 1.5 inches |
| Depth | 1.5 inches |
| Weight | 0.8 lbs |
866528-B21 Use Case
Virtualization Host for SMB Infrastructure Consolidation
In a small-to-medium business environment, deploying the 866528-B21-HPE ML350 Gen10 4112 Xeon-S Kit as a standalone VMware or Hyper-V host enables consolidation of file servers, domain controllers and application VMs onto a single chassis. This high-performance server delivers 4-core Intel Xeon processing, up to 1.5 TB of RAM and enterprise-grade RAS, boosting hardware utilization by 60% and cutting rack space by half. The outcome is simplified management, lower power and cooling costs, and a scalable virtualization platform that grows with business needs.
Accelerated OLTP Database Server for Finance and ERP
Financial services and mid-market ERP deployments benefit from the 866528-B21-HPE ML350 Gen10 4112 Xeon-S Kit powering a Microsoft SQL Server or Oracle database instance. Its Intel Xeon-S 4112 CPU with Intel Turbo Boost and advanced HPE SmartMemory optimize transaction throughput, delivering sub-millisecond query responses under 200 concurrent user sessions. The result is improved operational efficiency, real-time reporting accuracy and 99.99% platform availability for critical business processes.
Scalable Web & Application Hosting for High-Traffic E-Commerce
E-commerce retailers can use the 866528-B21-HPE ML350 Gen10 4112 Xeon-S Kit in a load-balanced cluster to host high-traffic web storefronts and microservices. With dual-socket expandability, NVMe storage options and HPE Integrated Lights-Out management, the server maintains sub-200 ms page load times during seasonal spikes and flash sales. This configuration ensures robust uptime, accelerated customer checkout experiences and a future-proof architecture for growing online demand.
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 | Raptor Lake | Raptor Lake | Raptor Lake |
| Base Clock | 3.6 GHz | 3.6 | 3.0 GHz | 3.8 | 3.8 |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Cooler Included | No | No | No | No | No |
| Cores | 12 | 8 | 16 | 8 | 16 |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Depth | 1.46 | 1.5 inches | 1.57 inches | 0.5 | 1.5 inches |
| ECC Support | No | No | No | No | No |
| Generation | Intel 12th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Graphics Base Frequency | 350 MHz | 300 | 350 MHz | 350 | 350 |
| Graphics Max Dynamic Frequency | 1300 MHz | 1050 | 1100 MHz | 1350 | 1100 |
| Height | 0.16 | 0.6 inches | 0.125 inches | 1.5 | 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 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| L2 Cache | 12 MB | 4 | 8 MB | 4 | 2 |
| L3 Cache | 18 MB | 16 | 24 MB | 24 | 30 |
| Max Boost Clock | 5.0 GHz | 4.8 | 5.0 GHz | 5.1 | 5.4 |
| 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 | DDR5 | DDR4 & DDR5 | DDR5 |
| Overclocking Support | Yes | No | Yes | Yes | Yes |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Product Name | Intel Core i7-12700K Desktop Processor (866520-B21) | 801233-L21 | 878661-L21 Processor | 801254-L21 | Intel Core i7-13700K |
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Security Features | SGX | None | SGX | None | SGX |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| TDP | 125W | 65W | 125W | 125W | 125W |
| Threads | 20 | 16 | 32 | 16 | 24 |
| Unlocked | Yes | No | Yes | Yes | Yes |
| Use Case | Gaming / Workstation | Gaming / Workstation / Server | Gaming | Gaming | Gaming |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Weight | 0.1 | 0.2 lbs | 0.25 lbs | 0.35 | 0.8 lbs |
| Width | 1.46 | 1.5 inches | 1.57 inches | 1.5 | 1.5 inches |
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Questions & Answers
Q
What is the HPE ML350 Gen10 4112 Xeon-S Kit (SKU 866528-B21)?
A
The HPE ML350 Gen10 4112 Xeon-S Kit (866528-B21) is an official HPE processor upgrade kit for ProLiant ML350 Gen10 servers, featuring an Intel® Xeon® Silver 4112 CPU and compatible heatsink.
Q
What are the key specifications of the Intel Xeon Silver 4112 in this kit?
A
The Xeon Silver 4112 in this kit delivers 6 cores/12 threads, a 2.6 GHz base clock (up to 3.0 GHz with Intel® Turbo Boost), 8.25 MB L3 cache and an 85 W TDP.
Q
Which servers are compatible with SKU 866528-B21?
A
SKU 866528-B21 is certified exclusively for HPE ProLiant ML350 Gen10 tower servers equipped with a second CPU socket and the required power and thermal headroom.
Q
Does the kit include a heatsink and installation hardware?
A
Yes. The package contains the Intel Xeon Silver 4112 CPU, an HPE-qualified heatsink, mounting brackets and thermal grease, ready for drop-in installation.
Q
How do I install the HPE 4112 Xeon-S Kit in my ML350 Gen10?
A
Power off the server, open the chassis, unlock the second CPU socket cover, install the processor and heatsink per the QuickSpecs instructions, then close the chassis and power on.
Q
What memory types and speeds does the Xeon Silver 4112 support?
A
The processor supports DDR4 ECC Registered DIMMs at up to 2666 MT/s. For optimal performance, use HPE-qualified RDIMMs or LRDIMMs in balanced memory channel configurations.
Q
Can I run Hyper-Threading and Intel Turbo Boost with this kit?
A
Yes. The Xeon Silver 4112 supports Intel® Hyper-Threading Technology for up to 12 simultaneous threads and Intel® Turbo Boost up to 3.0 GHz.
Q
What performance benefits can I expect from this upgrade?
A
You will gain increased core density, faster single-thread burst speeds and enhanced virtualization performance, improving database, ERP and virtualization workloads.
Q
Do I need a BIOS update before installing SKU 866528-B21?
A
HPE recommends updating your ML350 Gen10 BIOS to the latest release available on the HPE Support site to ensure full compatibility and performance.
Q
Can I use this CPU kit in a populated single-socket ML350 Gen10?
A
No. The kit is designed for the second CPU socket only. A matching HPE-qualified CPU must already occupy the primary socket.
Q
What is the power consumption of the Xeon Silver 4112?
A
The Intel Xeon Silver 4112 operates at an 85 W thermal design power (TDP). Ensure your power supply and cooling support the upgrade.
Q
What workloads are best suited for the Xeon Silver 4112 upgrade?
A
This upgrade excels in mid-range virtualization, light to medium database processing, file/print services and general-purpose computing environments.
Q
What warranty covers the HPE ML350 Gen10 4112 Xeon-S Kit?
A
HPE provides a limited three-year parts, one-year labor and one-year on-site support warranty, subject to the terms and conditions of your region.
Q
How do I verify the authenticity of SKU 866528-B21?
A
Check the HPE serial number label on the CPU kit, validate against HPE’s online warranty and support portal, and purchase only from authorized HPE resellers.
Q
What is HPE’s return policy for this CPU kit?
A
HPE allows returns within 30 days of invoice date for unused, unopened items. Refer to your reseller’s policy and HPE’s standard return materials authorization (RMA) process.
