X11DDW-L/NT - Motherboard Supermicro - Free user manual and instructions
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| Brand | Supermicro |
| Model | X11DDW-L/NT |
| Product Type | Server Motherboard |
| Form Factor | E-ATX (12" x 13") |
| Socket Type | Dual LGA-3647 |
| Supported Processors | Intel Xeon Scalable (Skylake-SP) series |
| Chipset | Intel C621 |
| Memory Type | ECC DDR4 DIMM (RDIMM/LRDIMM) |
| Number of DIMM Slots | 16 |
| Max Memory Capacity | 2 TB |
| Expansion Slots | 6x PCIe 3.0 (varies by configuration) |
| LAN Ports | Dual 10GBase-T 10GbE |
| Video | Integrated Aspeed AST2500 |
| Remote Management | IPMI 2.0 with dedicated LAN |
| SATA Ports | 12x SATA3 |
| Power Connectors | 24-pin ATX + 8-pin EPS (x2) |
| Weight | Approx. 2.0 kg (4.4 lbs) |
| Dimensions | 305 mm x 330 mm |
| Spare Parts & Repairability | Replaceable CPUs, memory modules, CMOS battery, and connection cables |
| Care and Cleaning | Use a dry anti-static cloth; disconnect power before cleaning |
| Safety | Handle with anti-static precautions; install in a grounded chassis |
| General Information | Designed for high-density computing; supports dual Intel Xeon Scalable processors |
Frequently Asked Questions - X11DDW-L/NT Supermicro
Which processors are compatible with the Supermicro X11DDW-L/NT?
The X11DDW-L/NT supports Intel Xeon Scalable processors in the LGA-3647 socket. This includes Skylake-SP and Cascade Lake-SP families.
How much memory can this motherboard support?
It can support up to 2 TB of ECC DDR4 memory across 16 DIMM slots.
What type of memory is required?
The board requires registered ECC DDR4 modules (RDIMM/LRDIMM). Unbuffered DIMMs are not supported.
Does the X11DDW-L/NT have 10G Ethernet?
Yes, the /NT designation indicates integrated dual 10GBase-T ports, providing high-speed networking.
What is the form factor?
The board is an E-ATX server motherboard, measuring approximately 305mm x 330mm.
How do I update the BIOS?
You can update the BIOS using the Supermicro Flash Utility or via the IPMI web interface with the latest firmware from the Supermicro support page.
Can this motherboard be used in a regular desktop case?
It is designed for rackmount servers and workstations. It may fit in a full-tower E-ATX case if it has the proper mounting holes, but its primary use is in server chassis.
How many expansion slots are available?
The board offers multiple PCIe 3.0 slots (up to 6 depending on configuration) for add-on cards like GPUs, network adapters, and storage controllers.
What remote management features are included?
It includes IPMI 2.0 with an Aspeed AST2500 BMC, enabling out-of-band management, remote console, and sensor monitoring through a dedicated LAN port.
How many power connectors are required?
In addition to the 24-pin ATX main power, the board has two 8-pin EPS connectors to supply stable power to the dual CPUs.
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USER MANUAL X11DDW-L/NT Supermicro
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Product information
Brand : Supermicro
Model : X11DDW-L/NT
Category : Motherboard