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Marcus Doyle
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Powerful v4 processors deliver excellent compute density.
844355-B21
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HPE ProLiant BL660c Gen9 E5-4650v4 4p 128GB-L Server
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844355-B21
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- HPE ProLiant BL660c Gen9 E5-4650v4 4p 128GB-L Server
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844355-B21 Overview
844355-B21 is a high-performance rackmount server that supports Intel Xeon Scalable processors housed in an LGA 4189 socket. Designed for dual-processor (2P) configurations, this server delivers enterprise-grade performance and scalability to meet demanding virtualization, file server, and application server workloads.
844355-B21 comes equipped with ECC DDR4 memory supporting up to 1 TB capacity across 16 DIMM slots, along with four PCIe 4.0 expansion slots. It offers eight 2.5-inch hot-swap storage bays with RAID 0, RAID 1, and RAID 10 support, dual 10GbE network interfaces, and redundant 800W power supplies. With active cooling and remote management via iDRAC, this server is optimized for data centers and high-performance computing environments running VMware ESXi, Windows Server, or RHEL.
844355-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 844355-B21 for additional pricing. Browse the full Hpe Proliant Bl660C Server Blade series or explore all Hpe products.
844355-B21 Specifications
- Width
- 17.3 inches
- Depth
- 28 inches
- Height
- 3.5 inches
- Weight
- 75 lbs
- Form Factor
- Rackmount
- PCIe Version
- PCIe 4.0
- RAID Support
- RAID 0 / RAID 1 / RAID 10
- CPU Socket
- LGA 4189
- Product Type
- Server
- Rack Units
- 2U
- Processor Brand
- Intel
- Processor Series
- Intel Xeon Scalable
- Processor Generation
- Xeon 4th Gen
- Scalability
- 2P
- Max Cores per CPU
- 32
- Max Threads per CPU
- 64
- RAM Type
- ECC DDR4
- RAM Slots
- 16
- Storage Bays
- 8
- Hot-Swap Support
- Yes
- PCIe Slots
- 4
- Network Interface
- 10GbE
- LAN Ports
- 2
- Remote Management
- iDRAC
- Power Supply
- Redundant
- Cooling
- Active
- Virtualization Ready
- Yes
- GPU Support
- Yes
- Drive Bay Size
- 2.5-inch
- Power Supply Wattage
- 800W
- Operating System
- VMware ESXi
- Rail Kit Included
- Yes
- Max RAM Capacity
- 1 TB
- Storage Type
- SATA SSD
- Use Case
- Virtualization / File Server / Application Server
- Product Name
- 844355-B21 Enterprise Rackmount Server
844355-B21 Use Case
Enterprise Virtualization Pod with HPE ProLiant BL660c Gen9 844355-B21
A multinational financial services firm deploys a blade chassis populated with HPE ProLiant BL660c Gen9 E5-4650v4 4p 128GB-L (844355-B21) servers to consolidate 200+ mission-critical virtual machines (core banking, CRM, analytics). By leveraging quad-socket processing and high-density memory, the IT team achieves 45% server-footprint reduction, 30% lower power/cooling costs, and 99.99% SLA uptime—driving TCO savings and enhanced service agility.
Real-Time In-Memory Analytics for Retail Demand Forecasting
A global retail chain implements SAP HANA on an HPE ProLiant BL660c Gen9 E5-4650v4 4p 128GB-L (844355-B21) blade server cluster to process live POS and inventory data. The platform’s 64-core throughput and 512GB+ shared memory per chassis deliver sub-second query response across terabytes of SKU metrics. Outcome: 2× faster demand-forecast accuracy, 20% reduction in stock-outs, and data-driven pricing optimizations that boost seasonal revenue by 12%.
High-Performance Computing for Scientific Simulation
An engineering research lab assembles an HPC cluster of HPE ProLiant BL660c Gen9 E5-4650v4 4p 128GB-L (844355-B21) servers for computational fluid dynamics and finite-element analysis. The blade’s four Intel® Xeon® E5-4650v4 processors and extensive memory bars deliver parallel processing at 1.2 PFLOPS. Simulation runtimes drop by 3×, enabling 50% more design iterations monthly and accelerating R&D cycles in aerospace and automotive innovation.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 844355-B21 |  844352-B21 |  728350-B21 |  728349-B21 |  844356-B21 | |
|---|---|---|---|---|---|
| CPU Socket | LGA 4189 | LGA 4189 | LGA 4189 | LGA 4189 | LGA 4189 |
| Cooling | Active | Active | Active | Active | Active |
| Depth | 28 inches | 28.0 inches | 28 inches | 27 inches | 28.50 inches |
| Drive Bay Size | 2.5-inch | 2.5-inch | 2.5-inch | 2.5-inch | Mixed |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| GPU Support | Yes | Yes | Yes | Yes | Yes |
| Height | 3.5 inches | 3.44 inches | 3.5 inches | 3.5 inches | 3.44 inches |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| LAN Ports | 2 | 4 | 4 | 2 | 4 |
| Max Cores per CPU | 32 | 32 | 32 | 32 | 16 |
| Max RAM Capacity | 1 TB | 1 TB | 512 GB | 512 GB | 1 TB |
| Max Threads per CPU | 64 | 64 | 64 | 64 | 32 |
| Network Interface | 10GbE | 1GbE | 10GbE | 10GbE | 10GbE |
| Operating System | VMware ESXi | Windows Server | Windows Server | Windows Server / VMware ESXi / Ubuntu | 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 | 800W | 750W | 1000W | 750W | 750W |
| Processor Brand | Intel | Intel | Intel | Intel | Intel |
| Processor Generation | Xeon 4th 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 | 844355-B21 Enterprise Rackmount Server | 844352-B21 Enterprise Server | 728350-B21 | 728349-B21 High Performance Rackmount Server | 844356-B21 Enterprise Rack Server |
| Product Type | Server | Server | Server | Server | Server |
| RAID Support | RAID 0 / RAID 1 / RAID 10 | RAID 10 | RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 5 |
| RAM Slots | 16 | 16 | 16 | 16 | 16 |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 |
| Rack Units | 2U | 2U | 2U | 2U | 2U |
| Rail Kit Included | Yes | N/A | N/A | N/A | Yes |
| Remote Management | iDRAC | iDRAC | iDRAC | iDRAC | iDRAC |
| Scalability | 2P | 2P | 2P | 2P | 2P |
| Storage Bays | 8 | 8 | 8 | 8 | 8 |
| Storage Type | SATA SSD | NVMe SSD | SATA SSD | SATA HDD | SATA HDD |
| Use Case | Virtualization / File Server / Application Server | Virtualization / File Server / Application Server | Virtualization / File Server / Application Server | Virtualization / File Server / Application Server | Virtualization |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| Weight | 75 lbs | 45 lbs | 45 lbs | 35 lbs | 52 lbs |
| Width | 17.3 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.08 inches |
Reviews & Ratings
A
Ayesha Latif
5
Consistent performance across multiple workloads.
B
Benito Cruz
5
Reliable option for enterprise data centers.
F
Faisal Anwar
5
Handles heavy processing with ease.
L
Lauren Bishop
5
Very satisfied with stability.
Questions & Answers
What CPU configuration does the HPE ProLiant BL660c Gen9 E5-4650v4 4p 128GB-L Server use?
The BL660c Gen9 comes with four Intel Xeon E5-4650v4 processors (14 cores each, 2.2 GHz base, 3.2 GHz max turbo) for enterprise-grade performance.
How much memory comes installed and what is the maximum capacity?
It ships with 128 GB of DDR4-2400 RDIMM (8×16 GB) and supports up to 1.5 TB across 24 DIMM slots for memory-intensive workloads.
Which blade chassis is compatible with this server?
The BL660c Gen9 is designed for the HPE c7000 and c3000 BladeSystem chassis, offering seamless integration and hot-plug serviceability.
What internal storage options are available?
This server supports up to two front-loading SFF SAS or SATA drives (up to 12 TB total) with hardware RAID 0/1/10 via a P440ar Smart Array controller.
How many PCIe expansion slots are available?
It provides two Mezzanine slots and FlexibleLOM expansion for additional NICs, HBAs or FPGA cards to tailor I/O to your needs.
What networking capabilities does it offer?
Equipped with FlexibleLOM, you can deploy up to four 10/25/40 GbE ports or converged network adapters for high-throughput connectivity.
Does the server support virtualization platforms?
Yes; it is certified for VMware ESXi, Microsoft Hyper-V, Red Hat and SUSE Linux KVM, optimizing resource usage across VMs.
What management features are included?
Integrated HPE iLO 4 provides remote console, power monitoring, firmware updates and automated alerts for simplified administration.
What power and cooling specifications should I expect?
Redundant 750 W common slot power supplies and hot-plug fans deliver high efficiency and N+1 cooling redundancy in chassis.
Is the server GPU-ready for accelerated workloads?
Yes; with its mezzanine and FlexibleLOM slots, you can install NVIDIA Tesla or AMD GPU accelerators for HPC and AI tasks.
Which operating systems are supported?
It supports Windows Server 2016/2019, RHEL, SLES, Ubuntu and VMware ESXi, ensuring compatibility with enterprise ecosystems.
What are the primary use cases for this blade server?
Ideal for virtualization, database consolidation, HPC clusters and big data analytics that demand multi-core density and memory capacity.
How does the server deliver energy efficiency?
With HPE’s DDR4 SmartMemory and 94% efficient power supplies, it reduces power draw and cooling costs in blade environments.
What warranty and support options are available?
Includes a standard 3-year parts, labor and on-site warranty; HPE Foundation Care and Proactive Care upgrades are also available.
How do I update firmware and drivers?
Use HPE Smart Update Manager within the iLO interface or HPE OneView for centralized firmware, driver and BIOS management.
What form factor and dimensions does the BL660c Gen9 have?
It’s a half-height blade measuring 28.6 cm (L) × 6.8 cm (W) × 28.6 cm (H) and weighs approximately 5.7 kg for easy chassis deployment.
Can I monitor performance and health in real time?
Yes; HPE iLO 4 provides real-time telemetry, health alerts and historical logs to ensure 24/7 visibility and proactive maintenance.