ASRock W790D8UD-1L1N2T/BCM Server Motherboard — Intel W790 Chipset, Socket LGA-4677, Deep Micro ATX

The ASRock W790D8UD-1L1N2T/BCM Server Motherboard is built to meet the demanding needs of modern data centers, professional workstations, and compact server nodes. Anchored by the Intel W790 chipset and the reliable Socket LGA-4677, this Deep Micro ATX board delivers a balanced blend of processing power, memory bandwidth, and expansive I/O in a compact footprint. Designed for enterprise workloads, it supports Xeon W processors and a generous memory configuration, enabling virtualization, database operations, AI-assisted workflows, and multimedia rendering with dependable performance. The motherboard’s eight DDR5 DIMM slots and up to 256 GB of RAM capacity provide ample headroom for memory-hungry tasks, while the mix of Gigabit and 2.5 Gigabit Ethernet ensures fast, flexible network connectivity. With eight SATA ports for substantial scalable storage, the board is a versatile backbone for optimized compute environments and demanding professional applications.

• CPU and memory backbone: Supports Xeon W processors on the Intel W790 chipset, paired with eight DDR5 DIMM slots supporting up to 256 GB of RAM with RDIMM modules. This combination offers strong multi-thread performance and ample memory bandwidth for virtualization, large-scale databases, and memory-intensive workloads in a compact Deep Micro ATX package.
• High-speed networking: Equipped with both Gigabit Ethernet and 2.5 Gigabit Ethernet interfaces, providing flexible, fast network options for management, storage, and data transfer. This configuration supports dense server deployments and smooth data movement in backup, replication, and cluster environments.
• Storage and expandability: Features 8 SATA interfaces to support substantial local storage capacity, enabling robust data storage configurations, OS drives, and data disks for cold storage or archival needs, all accessible from a single motherboard platform.
• Form factor and compatibility: Deep Micro ATX form factor (10.4" x 10.5") delivers server-class capabilities in a compact footprint, ideal for compact 1U/2U rack deployments and small form factor servers while maintaining broad compatibility with enterprise chassis and power supplies.
• Reliability and enterprise-ready design: Built for long-term operation in professional environments, with a robust motherboard architecture that supports enterprise workloads, scalable memory configurations, and flexible I/O options to adapt to evolving data center needs.

Technical Details of ASRock W790D8UD-1L1N2T/BCM

• Chipset: Intel W790
• Socket: LGA-4677
• Form Factor: Deep Micro ATX (10.4" x 10.5")
• CPU Support: Xeon W Processor Supported
• Memory: 8 x DIMM slots, DDR5 SDRAM, up to 256 GB total, RDIMM modules
• Storage: 8 x SATA interfaces
• Networking: Gigabit Ethernet and 2.5 Gigabit Ethernet
• Other features: Server-grade design optimized for reliability and expandability in a compact Deep Micro ATX chassis

how to install ASRock W790D8UD-1L1N2T/BCM

• Prepare your chassis and power: Choose a compatible server chassis with adequate airflow and a power supply that meets the board’s electrical requirements. Ensure the chassis has standoffs that align with the Deep Micro ATX form factor and that the power supply provides stable power for Xeon W configurations.
• Install the processor: Open the LGA-4677 socket retention mechanism, align the Xeon W CPU correctly, and seat it firmly. Apply the appropriate thermal interface material and install the heatsink or CPU cooler securely, following the cooler manufacturer’s guidelines for mounting pressure and clearance.
• Memory installation: Insert DDR5 RDIMM modules into the eight DIMM slots in the correct channel order recommended by ASRock’s memory population guidelines. Ensure each module is fully seated, and avoid mixing module densities to maintain optimal memory performance and stability.
• Mount the motherboard and connect cables: Align the motherboard with the chassis standoffs, secure with screws, and connect power, data, and front panel cables as required. Attach the SATA drives, storage controllers, and any PCIe expansion cards according to your storage and I/O needs.
• Power on and configure BIOS: Power up the system, enter the BIOS/UEFI, and configure CPU, memory, and storage settings. Set boot priorities, enable any necessary RAID or storage controller options, and update firmware if available. Run a POST test to confirm stable operation before installing the operating system and virtualization platforms.

Frequently asked questions

• Does this motherboard support Xeon W processors? Yes. The ASRock W790D8UD-1L1N2T/BCM is designed to work with Xeon W processors on the Intel W790 chipset for high-performance workstation and server tasks.
• What is the maximum RAM this board supports? Up to 256 GB of DDR5 SDRAM across 8 DIMM slots with RDIMM modules. This capacity helps accommodate large datasets and memory-intensive workloads.
• What network interfaces are available? The board provides both Gigabit Ethernet and 2.5 Gigabit Ethernet interfaces to support fast management, data transfer, and storage networking in diverse deployment scenarios.
• How many SATA drives can I attach? There are 8 SATA interfaces, enabling a sizable local storage configuration suitable for OS, data, and additional volumes in a server environment.
• What is the form factor of this motherboard? It uses a Deep Micro ATX form factor (10.4" x 10.5"), designed to fit in compact server or workstation chassis while delivering enterprise-level features.