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Supermicro SYS-551A-T SuperWorkstation Barebone - LGA-4677 Socket - Intel Xeon - 2TB DDR5 - 6 PCIe x16 - 12 USB - Tower
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Product Features
Technical Overview
The SYS-551A-T features a single-processor architecture with 64-bit processing support, optimized for professional workstation applications. Memory performance is enhanced through DDR5 SDRAM technology, which delivers higher bandwidth and improved power efficiency compared to previous generations.
Storage flexibility is provided through Serial ATA/600 and NVMe controllers, supporting both traditional hard drives and high-speed solid-state storage. The system includes six total expansion bays with two external 5.25" bays and four 3.5" bays for comprehensive storage solutions.
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.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
This SuperWorkstation barebone combines enterprise-grade components with workstation-class expansion in a cost-effective tower form factor. The system's design prioritizes both performance and configuration flexibility for professional environments.
Comprehensive I/O Configuration
Twelve USB ports include both front and rear Type-C connections with USB 3.2 Gen 1 and Gen 2x2 support, plus legacy connectivity through serial and VGA ports.
- 2 USB 3.2 Gen 1 ports
- 4 USB 3.2 Gen 2 ports
- Front and rear Type-C
- Serial and VGA ports
Dual Voltage Power System
The integrated power supply supports both 120V and 230V AC input, providing deployment flexibility across different electrical infrastructures.
- 120V/230V input
- Single power supply
- 2 kW maximum capacity
Deployment / Use Cases
The SYS-551A-T is engineered for professional computing environments where both processing power and expansion capabilities are critical. Its tower design offers an accessible platform for organizations that require high-performance workstations without the complexity of rack-mounted systems.
Primary applications include computer-aided design and engineering simulations, where multiple PCIe slots accommodate professional graphics cards and computational accelerators. The system also serves data analysis and scientific computing roles, leveraging its substantial memory capacity and storage options for large datasets.
Media Production Workstation
Supports multiple high-end graphics cards for video editing, 3D rendering, and animation workflows, with fast storage through NVMe and SATA interfaces.
Research and Development Platform
Provides the expansion flexibility needed for specialized instrumentation cards and computational hardware in laboratory and engineering environments.
Physical Profile
The black tower chassis measures 21.06" in height, 8.74" in width, and 22.56" in depth, providing substantial internal space for component installation and airflow management. With an approximate weight of 20 pounds, the system offers stability while remaining manageable for setup in office environments. The tower form factor provides easy access to internal components for maintenance and upgrades.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 21.06" (534.92 mm), 8.74" (222 mm), 22.56" (573.02 mm), 20 lb (9071.85 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 8.74" (222 mm)
- Depth
- 22.56" (573.02 mm)
- Height
- 21.06" (534.92 mm)
- Weight
- 20 lb (9071.85 g)
Highlights
- Supports Intel Xeon processors with LGA-4677 socket
- Maximum 2TB DDR5 SDRAM across 16 memory slots
- Six PCI Express x16 slots for extensive expansion
- Dual 10 Gigabit Ethernet and Gigabit Ethernet ports
- Twelve total USB ports with front and rear Type-C
- Four M.2 interfaces for NVMe storage
- 2 kW power supply with 120V/230V input support
- Tower form factor for accessible configuration
Specifications
| Specifications | |
|---|---|
| Manufacturer | Supermicro Computer, Inc |
| Manufacturer Part Number | SYS551AT |
| Brand Name | Supermicro |
| Product Line | SuperWorkstation |
| Product Model | SYS-551A-T |
| Product Name | SuperWorkstation SYS-551A-T |
| Product Type | Server Barebone System |
| Processor | |
| Number of Processors Supported | 1 |
| Processor Socket | Socket LGA-4677 |
| Processor Supported | Xeon |
| 64-bit Processing | Yes |
| Chipset | |
| Chipset Manufacturer | Intel |
| Chipset Model | W790 |
| Memory | |
| Maximum Memory Supported | 2 TB |
| Memory Technology | DDR5 SDRAM |
| Total Number of Memory Slots | 16 |
| Controllers | |
| Controller Type | Serial ATA/600,NVMe |
| Network & Communication | |
| Ethernet Technology | 10 Gigabit Ethernet,Gigabit Ethernet |
| I/O Expansions | |
| Number of Total Expansion Bays | 6 |
| Number of External 5.25" Bays | 2 |
| Number of 3.5" Bays | 4 |
| Total Number of Expansion Slots | 6 |
| Number of PCI Express x16 Slots | 6 |
| Number of M.2 Interfaces | 4 |
| Interfaces/Ports | |
| Total Number of USB Ports | 12 |
| Number of USB 3.2 Gen 1 Ports | 2 |
| Number of USB 3.2 Gen 2 Ports | 4 |
| USB Type-C (Front) | Yes |
| USB Type-C (Rear) | Yes |
| USB Type-C Detail | 1 x 3.2 Gen 1 type C, 1 x 3.2 Gen 2x2 type C |
| Number of Serial Ports | 1 |
| Network (RJ-45) | Yes |
| Number of Network (RJ-45) Ports | 2 |
| Number of VGA Ports | 1 |
| Power Description | |
| Input Voltage | 120 V AC,230 V AC |
| Number of Power Supplies Installed | 1 |
| Maximum Power Supply Wattage | 2 kW |
| Physical Characteristics | |
| Color Family | Black |
| Product Color | Black |
| Form Factor | Tower |
| Height | 21.06" (534.92 mm) |
| Width | 8.74" (222 mm) |
| Depth | 22.56" (573.02 mm) |
| Weight (Approximate) | 20 lb (9071.85 g) |
User Manual
FAQ
What type of processors does this barebone system support?
The SYS-551A-T supports Intel Xeon processors using the LGA-4677 socket. This platform is designed for single-processor configurations with 64-bit processing capabilities, providing the performance foundation for demanding workstation applications in professional environments.
How much memory can this system accommodate?
This SuperWorkstation supports up to 2TB of DDR5 SDRAM across 16 memory slots. The DDR5 technology delivers improved bandwidth and power efficiency compared to previous memory generations, enhancing performance for memory-intensive applications like simulation, rendering, and data analysis.
What expansion capabilities does this tower chassis provide?
The system includes six PCI Express x16 slots for graphics cards, computational accelerators, or specialized interface cards. Additionally, it offers four M.2 interfaces for NVMe storage, six total expansion bays with both 5.25" and 3.5" options, and comprehensive connectivity through twelve USB ports with front and rear Type-C support.
What networking features are included?
Dual Ethernet ports support both 10 Gigabit Ethernet and Gigabit Ethernet technologies, providing high-speed network connectivity for data-intensive workflows and enterprise environments. This dual-technology approach ensures compatibility with both high-performance network infrastructure and standard office networking equipment.
What power supply specifications does this system have?
The SYS-551A-T includes a single 2 kW power supply that supports both 120V and 230V AC input voltages. This dual-voltage capability provides deployment flexibility across different electrical infrastructures while delivering sufficient power for high-performance components and expansion cards.
What are the physical dimensions of this tower chassis?
The black tower chassis measures 21.06" in height, 8.74" in width, and 22.56" in depth, with an approximate weight of 20 pounds. These dimensions provide substantial internal space for component installation and cooling while maintaining a footprint suitable for office environments where accessibility for maintenance is important.
| Qty | Price | Available |
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