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Balanced CPU delivering solid Gen10 performance.
866544-L21
HPE ML350 Gen10 6128 Xeon-G FIO
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866544-L21
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- HPE ML350 Gen10 6128 Xeon-G FIO
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866544-L21 Overview
866544-L21 is a high-performance processor from Intel, engineered under the Intel 13th Gen umbrella and built on the Raptor Lake architecture. It features an LGA 1700 socket, 8 cores with 16 threads, a base clock speed of 3.6 GHz and a maximum boost clock of 5.0 GHz, complemented by 4 MB of L2 cache and 16 MB of L3 cache, all within a 125W TDP envelope.
866544-L21 is optimized for demanding gaming applications and overclocking environments, offering support for DDR5 memory in a dual-channel configuration and PCIe 5.0 connectivity. Enhanced with Intel UHD Graphics 770 that runs at a graphics base frequency of 300 MHz and a dynamic frequency of 1100 MHz, this processor also integrates security features like SGX and virtualization support via Intel VT-x, making it ideal for desktop workstation setups.
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Request bulk order quote for 866544-L21 for additional pricing. Browse the full Hpe Ml350 Server Processors series or explore all Hpe products.
866544-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
- Max Boost Clock
- 5.0
- 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
- 1100 MHz
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- Yes
- Cooler Included
- No
- Use Case
- Gaming
- Product Name
- Intel Core i7-866544-L21 Raptor Lake
- Height
- 1.5 inches
- Width
- 0.8 inches
- Depth
- 1.0 inches
- Weight
- 0.25 lbs
866544-L21 Use Case
Enterprise Virtualization Consolidation with HPE ML350 Gen10
In a mid-sized financial services firm, IT architects deploy the 866544-L21-HPE ML350 Gen10 6128 Xeon-G FIO as the primary virtualization host for VMware ESXi and Microsoft Hyper-V. By leveraging its 6-core Xeon-G processor, 64 GB DDR4 ECC memory, and integrated HPE Smart Array controller, the company consolidates 20 legacy servers into four high-density nodes. Outcome: a 60 % reduction in rack space, 45 % lower power consumption, and streamlined VM provisioning that accelerates disaster recovery drills by 75 %.
High-Performance Data Analytics for Real-Time BI
A retail chain implements the 866544-L21-HPE ML350 Gen10 6128 Xeon-G FIO to power its in-house Apache Spark and Elasticsearch clusters. The server’s FIO-optimized storage interface and 4 NVMe drive bays deliver sub-millisecond I/O latency for transaction logs. Benefit: real-time sales dashboards update in under 2 seconds, enabling dynamic pricing decisions that boost monthly online revenue by 18 % and improve inventory turnover rates by 12 %.
Edge-AI Inference for Industrial IoT
An automotive manufacturer deploys the 866544-L21-HPE ML350 Gen10 6128 Xeon-G FIO at its production lines to host containerized TensorFlow models for defect detection. The server’s integrated-gen10 FIO network adapter ensures low-latency, high-throughput data ingestion from 4K vision sensors. Benefit: real-time anomaly detection with 99.5 % accuracy reduces defective-part rework by 70 % and cut production downtime by 30 %, delivering a direct 8 % improvement in OEE.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 866544-L21 |  866558-L21 |  801251-L21 |  801226-L21 |  878656-B21 | |
|---|---|---|---|---|---|
| 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 | DDR5 | DDR4 & DDR5 |
| Generation | Intel 13th Gen | Intel 13th Gen | Intel 11th Gen | Intel 13th Gen | Intel 13th Gen |
| Architecture | Raptor Lake | Raptor Lake | Rocket Lake | Raptor Lake | Raptor Lake |
| ECC Support | No | No | No | No | No |
| Security Features | SGX | None | SGX | None | None |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1200 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX2 | AVX2 |
| Virtualization Support | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x / Intel VT-d |
| Cores | 8 | 16 | 8 | 8 | 16 |
| Threads | 16 | 24 | 16 | 16 | 24 |
| Base Clock | 3.6 | 3.8 GHz | 3.6 GHz | 3.2 | 3.4 GHz |
| Max Boost Clock | 5.0 | 5.0 GHz | 5.0 GHz | 4.8 | 5.4 GHz |
| Overclocking Support | Yes | Yes | Yes | No | Yes |
| L2 Cache | 4 MB | 1.5 MB | 4 MB | 4 | 16 MB |
| L3 Cache | 16 MB | 30 MB | 16 MB | 12 | 30 MB |
| TDP | 125W | 125W | 125W | 65W | 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 MHz | 350 MHz | 300 | 350 MHz |
| Graphics Max Dynamic Frequency | 1100 MHz | 1200 MHz | 1300 MHz | 1150 | 1100 MHz |
| 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 | No | Yes |
| Cooler Included | No | No | No | No | No |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming |
| Product Name | Intel Core i7-866544-L21 Raptor Lake | Intel Core i7 Processor 866558-L21 | Intel Core i7-11700K Processor (801251-L21) | Intel Core i7-801226-L21 Processor | Intel Core i7-13700K Processor (878656-B21) |
| Height | 1.5 inches | 1.4 inches | N/A | 1.5 | N/A |
| Width | 0.8 inches | 1.4 inches | 1.48 inches | 1.5 | N/A |
| Depth | 1.0 inches | 0.6 inches | 1.48 inches | 0.2 | N/A |
| Weight | 0.25 lbs | 0.8 lbs | N/A | 0.3 | N/A |
Reviews & Ratings
A
Ammar Siddiq
4
Stable under daily enterprise workloads.
F
Filip Novak
5
Integrated seamlessly into ML350 Gen10.
C
Chris Hammond
3
Good fit for virtualization environments.
S
Shayan Abbas
4
Reliable processor choice.
Questions & Answers
What are the key specifications of the HPE ML350 Gen10 6128 Xeon-G FIO?
The HPE ML350 Gen10 6128 Xeon-G FIO features an Intel Xeon Gold 6128 8-core/16-thread CPU (3.4 GHz base, 4.0 GHz turbo), up to 24 DDR4-2933 MT/s DIMMs, flexible 8 LFF or 24 SFF bays, HPE iLO 5, four 1 GbE ports and redundant hot-plug power supplies.
How does the Intel Xeon Gold 6128 processor enhance performance?
The Xeon Gold 6128 delivers 8 cores/16 threads with AVX-512 acceleration, 11 MB L3 cache, and up to 4.0 GHz turbo boost, optimizing virtualization, database and analytics workloads for up to 30% higher throughput over previous generations.
What maximum memory capacity and speed does this server support?
It supports up to 1.5 TB of DDR4-2933 MT/s memory across 24 DIMM slots (up to 768 GB per CPU), enabling high-speed caching and in-memory analytics for demanding workloads.
How many storage bays and drive configurations are available?
The ML350 Gen10 offers up to 8 LFF or 24 SFF hot-plug bays, with optional M.2 boot, U.2 NVMe support and flexible backplanes for SATA, SAS or mixed HDD/SSD arrays.