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ASRock 1U2N2G-B550 Barebone System - 1U Rack-mountable - Socket AM4 - B550 Chipset - 32GB DDR4 - Gigabit Ethernet
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Product Features
Technical Overview
This barebone system integrates essential server-grade components to deliver a stable foundation for custom builds. The AMD B550 chipset provides robust connectivity and management features, while the AST2500 graphics controller supports basic display output via the included VGA port for initial setup and maintenance.
Storage connectivity is handled by a Serial ATA/600 controller, enabling fast data transfer for drives. Network performance is driven by Gigabit Ethernet, ensuring reliable wired connectivity for server applications. The system includes dual power supplies with a maximum wattage of 1.20 kW, supporting input voltages of 120V AC and 230V AC for global deployment flexibility.
Relevant factors for this section include Number of Processors Supported, Processor Socket, Processor Supported, Chipset Manufacturer. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The 1U2N2G-B550 combines compact design with enterprise-ready features, making it a practical choice for IT managers looking to deploy efficient server infrastructure. Its support for modern Ryzen processors allows for scalable performance, while the rack-mountable form factor optimizes space in standard server cabinets.
Processor Flexibility
Socket AM4 compatibility with Ryzen 3 through Ryzen 9 PRO processors enables tailored performance for tasks from entry-level hosting to demanding computational workloads.
- Wide CPU support range
- 64-bit architecture
- B550 chipset stability
Memory & Expansion
Four DDR4 slots support up to 32GB of memory, and a PCI Express x16 slot allows for additional expansion cards such as network adapters or storage controllers.
- High memory capacity
- PCIe x16 slot
- Future upgrade path
Deployment / Use Cases
This barebone system is well-suited for environments where custom server configurations are needed without the overhead of full pre-built solutions. Its compact 1U design and reliable components make it a versatile platform for various IT roles.
Common deployments include network appliance servers, virtualization hosts, small business file servers, and edge computing nodes. The dual power supplies and Gigabit Ethernet ensure uptime and connectivity for critical applications, while the easy rack installation simplifies maintenance in dense server setups.
Data Center & Edge
Ideal for space-constrained racks in data centers or remote edge locations, providing a balance of performance and footprint for server workloads.
SMB Server Solutions
Serves as a foundation for custom-built servers in small to medium businesses, offering flexibility for specific application needs like hosting, storage, or networking services.
Physical Profile
The system features a 1U rack-mountable chassis with dimensions of 1.71" (43.50 mm) in height, 17.24" (438 mm) in width, and 25.59" (650 mm) in depth. This compact form factor allows for efficient use of rack space, making it easy to integrate into standard server cabinets. The design includes accessible front and rear panels for connectivity and maintenance, supporting streamlined installation in professional IT environments.
- Width
- 17.24" (438 mm)
- Depth
- 25.59" (650 mm)
- Height
- 1U
Highlights
- 1U rack-mountable barebone system for compact server deployments
- Socket AM4 support for Ryzen 3 through Ryzen 9 PRO processors
- AMD B550 chipset with 64-bit processing capability
- Up to 32GB DDR4 memory across four slots
- Gigabit Ethernet for reliable network connectivity
- Dual power supplies with 1.20 kW maximum wattage
- Includes VGA port and 2 x USB 3.2 Gen 1 ports
- 1 x PCI Express x16 expansion slot for added flexibility
Specifications
| Specifications | |
|---|---|
| Manufacturer | ASRock, Inc |
| Manufacturer Part Number | 1U2N2G-B550 |
| Brand Name | ASRock |
| Product Model | 1U2N2G-B550 |
| Product Name | 1U2N2G-B550 Barebone System |
| Product Type | Barebone System |
| Processor | |
| Number of Processors Supported | 1 |
| Processor Socket | Socket AM4 |
| Processor Supported | Ryzen 3,Ryzen 5,Ryzen 7,Ryzen 3 PRO,Ryzen 5 Pro,Ryzen 7 PRO,Ryzen 9,Ryzen 9 PRO |
| 64-bit Processing | Yes |
| Chipset | |
| Chipset Manufacturer | AMD |
| Chipset Model | B550 |
| Memory | |
| Maximum Memory Supported | 32 GB |
| Memory Technology | DDR4 SDRAM |
| Memory Standard | DDR4-3200/PC4-25600 |
| Total Number of Memory Slots | 4 |
| Controllers | |
| Controller Type | Serial ATA/600 |
| Display & Graphics | |
| Graphics Controller Model | AST2500 |
| Network & Communication | |
| Ethernet Technology | Gigabit Ethernet |
| I/O Expansions | |
| Total Number of Expansion Slots | 1 |
| Number of PCI Express x16 Slots | 1 |
| Interfaces/Ports | |
| Total Number of USB Ports | 2 |
| Number of USB 3.2 Gen 1 Ports | 2 |
| Number of VGA Ports | 1 |
| Power Description | |
| Input Voltage | 120 V AC,230 V AC |
| Number of Power Supplies Installed | 2 |
| Maximum Power Supply Wattage | 1.20 kW |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Rack Height | 1U |
| Height | 1.71" (43.50 mm) |
| Width | 17.24" (438 mm) |
| Depth | 25.59" (650 mm) |
| Warranty | |
| Limited Warranty | 1 Year |
User Manual
FAQ
What processors are compatible with this barebone system?
The system supports a wide range of AMD Ryzen processors via the Socket AM4 interface, including Ryzen 3, Ryzen 5, Ryzen 7, Ryzen 3 PRO, Ryzen 5 Pro, Ryzen 7 PRO, Ryzen 9, and Ryzen 9 PRO models. This compatibility allows for flexible performance scaling based on your specific server workload requirements, from basic hosting to intensive computational tasks.
How much memory can this system support?
This barebone system supports up to 32GB of DDR4 SDRAM across four memory slots. It uses the DDR4-3200/PC4-25600 memory standard, providing efficient data throughput for multitasking and server applications. The four slots offer configuration flexibility, allowing you to install memory modules in various capacities to optimize performance and cost.
What expansion options are available?
The system includes one PCI Express x16 expansion slot, enabling the addition of cards such as network adapters, storage controllers, or specialized hardware. This slot supports standard PCIe devices, giving you the ability to customize the system for specific roles like enhanced networking, additional storage interfaces, or GPU acceleration if needed.
What are the power supply specifications?
The system comes with two installed power supplies that support a maximum wattage of 1.20 kW. They accept input voltages of 120V AC and 230V AC, making them suitable for use in different regions. The dual power supply configuration provides redundancy, helping to ensure system uptime in case one unit fails, which is important for critical server deployments.
Is this system rack-mountable?
Yes, this is a 1U rack-mountable barebone system designed for installation in standard server racks. Its compact dimensions—1.71" in height, 17.24" in width, and 25.59" in depth—allow for efficient use of rack space. The 1U form factor is ideal for data centers or server rooms where maximizing density is a priority, and it includes standard mounting hardware for easy installation.
What connectivity ports are included?
The system features two USB 3.2 Gen 1 ports for connecting peripherals, one VGA port for display output, and Gigabit Ethernet for network connectivity. These ports support essential server functions such as initial setup, maintenance, and reliable wired networking. The USB ports allow for device connections without system shutdown, while the VGA port is useful for console access during configuration.
| Qty | Price | Available |
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