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Budget friendly entry server for basic operations.
829889-B21
HPE ProLiant DL20 Gen9 G4400 4GB-U Non-hot Plug 2LFF Entry S...
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829889-B21
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- HPE ProLiant DL20 Gen9 G4400 4GB-U Non-hot Plug 2LFF Entry Server
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829889-B21 Overview
829889-B21 is a high-performance rackmount server engineered for enterprise environments. It supports Intel Xeon Scalable processors (Xeon 4th Gen) with an LGA 4189 socket and a 2P CPU scalability configuration. The system is equipped with ECC DDR4 memory across 16 slots that support up to 2 TB, four PCIe 4.0 expansion slots, and eight mixed drive bays (compatible with both 2.5-inch and 3.5-inch form factors). Additionally, it offers RAID 10 support for data redundancy, integrated 10GbE network interfaces with four LAN ports, redundant 1000W power supplies, active cooling, and iDRAC remote management.
The server is designed to run VMware ESXi and accommodates a variety of workloads, including data center operations, virtualization, file serving, and application hosting. Its robust build and comprehensive feature set make it a reliable choice for enterprises requiring scalable performance, efficient storage, and seamless remote management in mission-critical environments.
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829889-B21 Specifications
- Product Type
- Server
- Form Factor
- Rackmount
- Rack Units
- 2U
- Processor Brand
- Intel
- Processor Series
- Intel Xeon Scalable
- Processor Generation
- Xeon 4th Gen
- Use Case
- Virtualization
- 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
- 2 TB
- Storage Type
- NVMe SSD
- Storage Bays
- 8
- Drive Bay Size
- Mixed
- 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
- VMware ESXi
- Virtualization Ready
- Yes
- GPU Support
- Yes
- Rail Kit Included
- Yes
- Product Name
- 829889-B21 Enterprise Rack Server
- Height
- 3.5 inches
- Width
- 17 inches
- Depth
- 28 inches
- Weight
- 45 lbs
829889-B21 Use Case
SMB Virtualization and Workload Consolidation
In small business IT infrastructures, the 829889-B21 HPE ProLiant DL20 Gen9 G4400 4GB-U Non-hot Plug 2LFF Entry Server hosts VMware ESXi with multiple virtual machines for domain control, file services and line-of-business applications. Benefits: Consolidates hardware footprint, reduces total cost of ownership (TCO) and streamlines IT management with enterprise-grade reliability.
Retail Edge Computing for Branch Operations
Deployed at remote retail sites, the 829889-B21 HPE ProLiant DL20 Gen9 G4400 4GB-U Non-hot Plug 2LFF Entry Server powers local POS terminals and inventory caching while leveraging its two LFF drive bays for high-speed SSD storage. Benefits: Achieves sub-50ms transaction response, maintains offline resilience and ensures real-time synchronization with central ERP systems.
CI/CD Build and Test Automation
Within DevOps pipelines, the 829889-B21 HPE ProLiant DL20 Gen9 G4400 4GB-U Non-hot Plug 2LFF Entry Server serves as a dedicated Jenkins and Docker build node, delivering parallel compilation and automated testing on reliable on-prem hardware. Benefits: Reduces pipeline runtimes by up to 30%, provides consistent build environments and maximizes developer productivity.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 829889-B21 |  823559-B21 |  823556-B21 |  819786-B21 |  P06478-B21 | |
|---|---|---|---|---|---|
| CPU Socket | LGA 4189 | LGA 4189 | LGA 4189 | LGA 4677 | LGA 4677 |
| Cooling | Active | Active | Active | Active | Active |
| Depth | 28 inches | 28.0 inches | 28 inches | 28 inches | 27 inches |
| Drive Bay Size | Mixed | Mixed | 3.5-inch | 2.5-inch | Mixed |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| GPU Support | Yes | No | Yes | Yes | Yes |
| Height | 3.5 inches | 3.5 inches | 3.5 inches | 3.5 inches | 3.5 inches |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| LAN Ports | 4 | 4 | 2 | 4 | 4 |
| Max Cores per CPU | 32 | 32 | 32 | 32 | 32 |
| Max RAM Capacity | 2 TB | 1 TB | 512 GB | 1 TB | 1 TB |
| Max Threads per CPU | 64 | 64 | 64 | 64 | 64 |
| Network Interface | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| Operating System | VMware ESXi | Windows Server | Windows Server | VMware ESXi | Windows Server / VMware ESXi |
| PCIe Slots | 4 | 4 | 3 | 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 | 1000W | 750W | 1200W | 1000W |
| Processor Brand | Intel | Intel | Intel | Intel | Intel |
| Processor Generation | Xeon 4th Gen | Xeon 3rd Gen | Xeon 3rd Gen | Xeon 4th Gen | Xeon 4th Gen |
| Processor Series | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable |
| Product Name | 829889-B21 Enterprise Rack Server | 823559-B21 Enterprise Rack Server | 823556-B21 Enterprise Server | 819786-B21 Enterprise Rack Server | P06478-B21 Enterprise Rackmount Server |
| Product Type | Server | Server | Server | Server | Server |
| RAID Support | RAID 10 | RAID 10 | RAID 10 | RAID 10 | RAID 0/RAID 1/RAID 5/RAID 10 |
| RAM Slots | 16 | 16 | 8 | 16 | 8 |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 |
| Rack Units | 2U | 2U | 2U | 2U | 2U |
| Rail Kit Included | Yes | No | 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 | NVMe SSD | Hybrid | SATA HDD | SATA SSD | SATA SSD |
| Use Case | Virtualization | Virtualization | Virtualization / File Server / Application Server | Virtualization | Virtualization / File Server / Application Server |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| Weight | 45 lbs | 45 lbs | 45 lbs | 45 lbs | 60 lbs |
| Width | 17 inches | 17.5 inches | 17.5 inches | 17.2 inches | 19 inches |
Reviews & Ratings
A
Arooj Fatima
4
Low noise and power usage.
L
Lars Petersen
5
Stable platform.
N
Noman Akhtar
3
Good starter server.
E
Ella Robinson
4
Meets simple requirements well.
Questions & Answers
What are the key specifications of the HPE ProLiant DL20 Gen9 G4400 Entry Server?
The HPE ProLiant DL20 Gen9 G4400 Entry Server features an Intel Pentium G4400 3.3 GHz dual-core CPU, 4 GB DDR4-2133 MHz UDIMM, two non-hot-plug LFF drive bays, a 350 W non-redundant power supply, and HPE iLO 4 management.
Which processor does the HPE ProLiant DL20 Gen9 G4400 use?
This server is equipped with an Intel Pentium G4400 dual-core 3.3 GHz processor, providing reliable entry-level performance for general-purpose workloads.
How much memory comes installed and can I upgrade it?
It ships with 4 GB DDR4-2133 MHz unbuffered UDIMM. The system supports up to 64 GB across four UDIMM slots, allowing straightforward memory expansion.
What storage options are available on the DL20 Gen9 G4400?
The server offers two non-hot-plug 3.5″ LFF drive bays supporting SATA HDDs or SSDs. It includes an HPE Smart Array S100i controller for basic RAID-0/1 configurations.