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Efficient processor for entry level Gen10 servers.
866520-L21
HPE ML350 Gen10 3104 Xeon-B FIO
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866520-L21
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- HPE ML350 Gen10 3104 Xeon-B FIO
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866520-L21 Overview
866520-L21 is an Intel 13th Gen processor built on the Raptor Lake architecture and utilizing the LGA 1700 socket. It offers 8 cores and 16 threads with a base clock of 3.6 GHz and a boost clock of 5.0 GHz, paired with 4 MB of L2 cache and 16 MB of L3 cache, all within a 125W TDP envelope and featuring integrated Intel UHD Graphics 770.
This processor supports DDR5 memory in a dual-channel configuration and offers PCIe 5.0 connectivity, along with overclocking support for enthusiasts. It also delivers robust security features such as SGX and Intel VT-x virtualization support and is designed for high-performance gaming and workstation applications, with an unlocked multiplier and a cooler included for added thermal management.
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Request bulk order quote for 866520-L21 for additional pricing. Browse the full Hpe Ml350 Server Processors series or explore all Hpe products.
866520-L21 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
- 8
- Threads
- 16
- Base Clock
- 3.6 GHz
- Max Boost Clock
- 5.0 GHz
- Overclocking Support
- Yes
- L2 Cache
- 4 MB
- L3 Cache
- 16 MB
- TDP
- 125W
- Integrated Graphics
- Intel UHD Graphics 770
- Graphics Base Frequency
- 300 MHz
- Graphics Max Dynamic Frequency
- 1150 MHz
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- Yes
- Cooler Included
- Yes
- Use Case
- Gaming
- Product Name
- 866520-L21
- Height
- 1.4 inches
- Width
- 1.4 inches
- Depth
- 1.4 inches
- Weight
- 0.5 lbs
866520-L21 Use Case
Virtualization Consolidation for SMB Data Centers
In small and medium business data centers, IT teams deploy the HPE ML350 Gen10 3104 Xeon-B FIO to consolidate over 40 Windows and Linux virtual machines on a single 2U chassis. With four cores of 1.7 GHz processing, hardware-assisted virtualization, and flexible I/O expansion, the solution delivers 50% reduced rack footprint and 35% lower TCO. Businesses benefit from streamlined management, scalable compute performance, and enterprise-grade reliability.
Edge AI Inference and Analytics at Retail Branches
Retail chains leverage the HPE ML350 Gen10 3104 Xeon-B FIO at branch locations to run real-time video analytics and inventory management at the edge. The flexible I/O riser supports NVMe SSD caching, enabling sub-5 ms inference on convolutional neural networks. This approach cuts cloud bandwidth by 45%, ensures data sovereignty, and powers instant customer insights with low-latency analytics.
High-Performance SQL Database Acceleration
Financial services firms accelerate mission-critical SQL databases using the HPE ML350 Gen10 3104 Xeon-B FIO combined with NVMe storage. Delivering up to 180K transactions per second and sub-millisecond query response times, the system scales I/O slots dynamically for peak workload consistency. Organizations achieve 50% faster transaction processing, improved customer experience, and robust data reliability.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 866520-L21 |  866556-B21 |  801251-L21 |  866546-B21 |  801232-L21 | |
|---|---|---|---|---|---|
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Type Support | DDR5 | DDR4 & DDR5 | DDR4 | DDR4 & DDR5 | DDR4 & DDR5 |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 11th Gen | Intel 13th Gen | Intel 12th Gen |
| Architecture | Raptor Lake | Raptor Lake | Rocket Lake | Raptor Lake | Alder Lake |
| ECC Support | No | No | No | No | No |
| Security Features | SGX | None | SGX | SGX | SGX |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1200 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX-512 | AVX2 | AVX2 | AVX-512 |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
| Cores | 8 | 24 | 8 | 8 | 8 |
| Threads | 16 | 32 | 16 | 16 | 16 |
| Base Clock | 3.6 GHz | 3.2 | 3.6 GHz | 3.6 | 3.6 |
| Max Boost Clock | 5.0 GHz | 5.2 | 5.0 GHz | 5.0 | 4.9 |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| L2 Cache | 4 MB | 32 | 4 MB | 4 | 8 |
| L3 Cache | 16 MB | 36 | 16 MB | 16 | 16 |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| Graphics Base Frequency | 300 MHz | 350 | 350 MHz | 350 | 350 |
| Graphics Max Dynamic Frequency | 1150 MHz | 1200 | 1300 MHz | 1150 | 1200 |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 | PCIe 5.0 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Cooler Included | Yes | No | No | No | No |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming |
| Product Name | 866520-L21 | Intel Core i9-866556-B21 | Intel Core i7-11700K Processor (801251-L21) | Intel Core 866546-B21 | 801232-L21 |
| Height | 1.4 inches | 1.5 inches | N/A | N/A | N/A |
| Width | 1.4 inches | 1.5 inches | 1.48 inches | N/A | N/A |
| Depth | 1.4 inches | 0.125 inches | 1.48 inches | N/A | N/A |
| Weight | 0.5 lbs | 0.6 lbs | N/A | N/A | N/A |
Reviews & Ratings
W
Waqas Saleem
4
Low power draw with consistent output.
O
Olli Miettinen
5
Quick and easy installation.
C
Chris Dalton
3
Suitable for light enterprise tasks.
H
Haseeb Rauf
4
Reliable for daily operations.
Questions & Answers
What are the key specifications of the HPE ML350 Gen10 3104 Xeon-B FIO?
The HPE ML350 Gen10 3104 Xeon-B FIO includes a single Intel Xeon Silver 3104 processor (6 cores, 1.7 GHz), up to 1.5 TB DDR4 memory, eight front-accessible SFF drive bays with FlexibleLOM, HPE iLO 5 management and redundant power supplies.
Which processor powers the HPE ML350 Gen10 3104 Xeon-B FIO?
This model is equipped with one Intel Xeon Silver 3104 processor featuring 6 cores, 1.7 GHz base frequency and 8.25 MB L3 cache for balanced mainstream performance.
How much memory does the ML350 Gen10 3104 support?
The server supports up to 1.5 TB of DDR4 memory across 24 DIMM slots, with speeds up to 2666 MT/s using RDIMMs or LRDIMMs.
What storage configurations are available on this system?
It offers eight front-accessible SFF drive bays supporting SAS, SATA or NVMe drives, plus optional rear drive bays and HPE Smart Array P408i-a controller for RAID 0/1/5/6/10/50/60.