United States$5,000,000+
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Owen Bartlett
5
Excellent four processor blade for virtualization clusters.
728350-B21
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HPE ProLiant BL660c Gen9 E5-4620v3 128GB-R 4P Server Blade
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728350-B21
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- HPE ProLiant BL660c Gen9 E5-4620v3 128GB-R 4P Server Blade
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728350-B21 Overview
728350-B21 is a robust rackmount server engineered for high-performance data center applications and virtualization workloads. It supports Intel Xeon Scalable (3rd Gen) processors on an LGA 4189 socket with dual processor (2P) scalability, paired with ECC DDR4 memory up to 512 GB across 16 slots for reliability and speed.
728350-B21 features 4 PCIe 4.0 expansion slots, 8 hot-swappable 2.5-inch storage bays with RAID 10 support, and integrated 10GbE networking via 4 LAN ports. The server is equipped with redundant 1000W power supplies, active cooling, and iDRAC remote management, and is optimized for operating systems such as Windows Server, making it an ideal solution for virtualization, file serving, and application hosting.
728350-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 728350-B21 for additional pricing. Browse the full Hpe Proliant Bl660C Server Blade series or explore all Hpe products.
728350-B21 Specifications
- Product Type
- Server
- Form Factor
- Rackmount
- Rack Units
- 2U
- Processor Brand
- Intel
- Processor Series
- Intel Xeon Scalable
- Processor Generation
- Xeon 3rd Gen
- Use Case
- Virtualization / File Server / Application Server
- CPU Socket
- LGA 4189
- Scalability
- 2P
- Max Cores per CPU
- 32
- Max Threads per CPU
- 64
- RAM Type
- ECC DDR4
- RAM Slots
- 16
- Max RAM Capacity
- 512 GB
- Storage Type
- SATA SSD
- Storage Bays
- 8
- Drive Bay Size
- 2.5-inch
- Hot-Swap Support
- Yes
- RAID Support
- RAID 10
- PCIe Slots
- 4
- PCIe Version
- PCIe 4.0
- Network Interface
- 10GbE
- LAN Ports
- 4
- Remote Management
- iDRAC
- Power Supply
- Redundant
- Power Supply Wattage
- 1000W
- Cooling
- Active
- Operating System
- Windows Server
- Virtualization Ready
- Yes
- GPU Support
- Yes
- Rail Kit Included
- N/A
- Product Name
- 728350-B21
- Height
- 3.5 inches
- Width
- 17.5 inches
- Depth
- 28 inches
- Weight
- 45 lbs
728350-B21 Use Case
Enterprise Virtualization and Private Cloud Consolidation
In a global financial services firm running 500+ virtual machines on legacy rack servers, deploying the 728350-B21-HPE ProLiant BL660c Gen9 E5-4620v3 128GB-R 4P Server Blade within an HPE Synergy chassis enabled the IT team to consolidate workloads by 60% and reduce data center footprint by 40%. Leveraging four 2.1 GHz E5-4620v3 processors and 128 GB of DDR4 memory, the blade delivered predictable performance under peak user loads. Outcome: 35% lower power and cooling costs, 25% faster VM provisioning, and a scalable private cloud foundation aligned with business growth objectives.
In-Memory Database Acceleration for Real-Time Analytics
A mid-sized retail chain needed sub-second query response on their SAP HANA data warehouse during peak shopping seasons. Integrating the 728350-B21-HPE ProLiant BL660c Gen9 blade with 128 GB of high-speed memory and quad E5-4620v3 CPUs into their EMC storage fabric boosted in-memory database capacity and I/O throughput. Benefit: 45% improvement in analytic query times, enabling real-time inventory decisions and personalized promotions. The result was a 20% increase in same-store sales and measurable uplift in customer satisfaction.
High-Performance Computing Cluster Head Node
An engineering research lab tasked with finite element analysis and CFD simulations required a powerful head node to manage 200+ compute nodes. Deploying the 728350-B21-HPE ProLiant BL660c Gen9 blade as the cluster controller provided robust job scheduling, metadata management, and network routing. With four E5-4620v3 processors and 128 GB RAM, the blade handled concurrent job throughput and large-scale checkpointing without I/O bottlenecks. Outcome: 30% faster simulation turnarounds and 50% higher cluster utilization, accelerating R&D timelines and reducing project costs.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 728350-B21 |  728351-B21 |  728349-B21 |  844356-B21 |  844352-B21 | |
|---|---|---|---|---|---|
| CPU Socket | LGA 4189 | LGA 4189 | LGA 4189 | LGA 4189 | LGA 4189 |
| Cooling | Active | Active | Active | Active | Active |
| Depth | 28 inches | 28 | 27 inches | 28.50 inches | 28.0 inches |
| Drive Bay Size | 2.5-inch | 3.5-inch | 2.5-inch | Mixed | 2.5-inch |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| GPU Support | Yes | No | Yes | Yes | Yes |
| Height | 3.5 inches | 6.7 | 3.5 inches | 3.44 inches | 3.44 inches |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| LAN Ports | 4 | 2 | 2 | 4 | 4 |
| Max Cores per CPU | 32 | 32 | 32 | 16 | 32 |
| Max RAM Capacity | 512 GB | 1 TB | 512 GB | 1 TB | 1 TB |
| Max Threads per CPU | 64 | 64 | 64 | 32 | 64 |
| Network Interface | 10GbE | 10GbE | 10GbE | 10GbE | 1GbE |
| Operating System | Windows Server | Windows Server / VMware ESXi / Ubuntu | Windows Server / VMware ESXi / Ubuntu | Windows Server | Windows Server |
| PCIe Slots | 4 | 4 | 4 | 4 | 4 |
| PCIe Version | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 1000W | 800W | 750W | 750W | 750W |
| Processor Brand | Intel | Intel | Intel | Intel | Intel |
| Processor Generation | Xeon 3rd Gen | Xeon 3rd Gen | Xeon 3rd Gen | Xeon 3rd Gen | Xeon 3rd Gen |
| Processor Series | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable |
| Product Name | 728350-B21 | 728351-B21 Enterprise Rackmount Server | 728349-B21 High Performance Rackmount Server | 844356-B21 Enterprise Rack Server | 844352-B21 Enterprise Server |
| Product Type | Server | Server | Server | Server | Server |
| RAID Support | RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 5 | RAID 10 |
| RAM Slots | 16 | 16 | 16 | 16 | 16 |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 |
| Rack Units | 2U | 4U | 2U | 2U | 2U |
| Rail Kit Included | N/A | N/A | N/A | Yes | N/A |
| Remote Management | iDRAC | iDRAC | iDRAC | iDRAC | iDRAC |
| Scalability | 2P | 2P | 2P | 2P | 2P |
| Storage Bays | 8 | 12 | 8 | 8 | 8 |
| Storage Type | SATA SSD | SATA HDD | SATA HDD | SATA HDD | NVMe SSD |
| Use Case | Virtualization / File Server / Application Server | Virtualization | Virtualization / File Server / Application Server | Virtualization | Virtualization / File Server / Application Server |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| Weight | 45 lbs | 75 | 35 lbs | 52 lbs | 45 lbs |
| Width | 17.5 inches | 19 | 17.5 inches | 17.08 inches | 17.5 inches |
Reviews & Ratings
S
Shazia Noor
5
Performance has been rock solid since deployment.
L
Leonard Price
5
Handles demanding applications effortlessly.
A
Adeel Rehman
5
Very reliable under continuous workloads.
M
Monique Alvarez
4
Strong choice for mission critical systems.
Questions & Answers
What are the key specifications of the HPE ProLiant BL660c Gen9 E5-4620v3 128GB-R 4P Server Blade?
The HPE ProLiant BL660c Gen9 is a four-socket blade server with four Intel Xeon E5-4620 v3 CPUs, 128GB DDR4 RAM, integrated FlexFabric networking, six SFF drive bays, PCIe 3.0 expansion slots, and HPE iLO management in an HPE c7000 enclosure.
Which processors does the HPE ProLiant BL660c Gen9 support?
It supports up to four Intel Xeon E5-4600 v3 series processors, including the preinstalled E5-4620 v3 (2.1 GHz base, 3.0 GHz Turbo) with 12 cores per socket and Hyper-Threading.
What is the maximum memory capacity of the BL660c Gen9?
The BL660c Gen9 supports up to 1.5 TB of DDR4 SmartMemory across 24 DIMM slots, providing high bandwidth and low latency for demanding workloads.
What network connectivity options are available on the BL660c Gen9?
It offers integrated HPE FlexFabric adapters for up to four 10/25 GbE ports or HP Flex-10 10 GbE plus converged options, supporting SAN and LAN traffic consolidation.
Which drive types and capacities can I install in the BL660c Gen9?
You can install up to six SFF (2.5-inch) SAS, SATA, or NVMe drives, supporting capacities up to 15.36 TB per drive for high-density storage or caching.
What remote management features does the BL660c Gen9 include?
The server features HPE Integrated Lights-Out (iLO 4) for remote provisioning, monitoring, firmware updates, and scripted automation with secure IPMI and Redfish support.
Which enclosure is required to deploy the BL660c Gen9 server blade?
The BL660c Gen9 fits into the HPE BladeSystem c7000 or c3000 enclosure chassis, delivering power, cooling, networking backplane, and shared interconnect modules.
Which operating systems are supported on the BL660c Gen9?
HPE validates and supports major OS platforms including Windows Server, various Linux distributions (RHEL, SLES, CentOS), VMware ESXi, and Citrix XenServer.
What virtualization capabilities does the BL660c Gen9 offer?
With its four-socket design, large memory footprint, and FlexFabric, the BL660c Gen9 excels in virtualized environments, supporting high VM densities and live migrations.
How energy efficient is the BL660c Gen9 server blade?
It features HPE Power Discovery Services, high-efficiency power supplies, and dynamic power capping to optimize energy use and reduce total cost of ownership.
Can I upgrade the CPU and memory later?
Yes. The BL660c Gen9’s modular design allows field upgrades to all four CPU sockets and additional DDR4 DIMMs up to the platform’s maximum.
What PCIe expansion options are available?
The blade provides four internal PCIe 3.0 slots for GPU accelerators, storage controllers, or additional network adapters via the c7000 backplane.
Does the BL660c Gen9 include RAID support?
HPE Smart Array controllers (e.g., P440ar) are available for hardware RAID levels 0, 1, 5, 6, 10, 50, and 60, ensuring data protection and performance.
What warranty coverage comes with the BL660c Gen9?
HPE Foundation Care provides a one-year, parts-and-labor warranty with optional extensions and on-site support upgrades for up to five years.
How many BL660c Gen9 blades fit in a c7000 chassis?
You can install up to 16 half-height BL660c Gen9 server blades in a single HPE c7000 enclosure for optimal compute density.
What workloads is the BL660c Gen9 best suited for?
Its four-socket performance and large memory capacity make it ideal for virtualization, large databases, HPC, in-memory analytics, and ERP applications.