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Supermicro MBD-B14DBT

**Supermicro MBD-B14DBT Server Motherboard**
Dual AMD SP5 sockets support 4th/5th Gen EPYC™ processors, delivering unmatched compute density for AI, HPC, and enterprise workloads. Features 48 DDR5 DIMM slots (24 per CPU) for up to 6TB memory, 8 PCIe 5.0/4.0 slots for high-speed GPUs/NVMe storage, and integrated ASPEED AST2600 BMC for remote management. Built for scalability with 12x SATA, 4x M.2, and redundant power support. Advanced thermal design optimizes cooling, while TPM 2.0 and Secure Boot enhance security. Ideal for data centers seeking future-proof performance, massive I/O flexibility, and enterprise-grade reliability.

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Product SKUs

  • MBD-B14DBT

Physical Stats

  • Form Factor
    Proprietary
  • Dimension
    18.23″ x 6.3″ (46.3cm x 16cm)

Processor

  • CPU
    Dual Socket E2 (LGA-4710) supported, CPU TDP supports Up to 350W TDP, 3 UPI up to 24 GT/s
  • Core
    Up to 144 (E) cores

System Memory

  • Memory Capacity
    16 DIMM slots
    Up to 4TB 3DS ECC Registered RDIMM, DDR5-6400MT/s
  • Memory Type
    6400 MT/s ECC DDR5 RDIMM (3DS) Up to 128GB of memory with speeds of up to 6400 MT/s(1DPC)
  • DIMM Sizes
    16GB, 32GB, 64GB, 128GB, 256GB
    RDIMM: 16GB, 32GB, 64GB, 128GB, 256GB
  • Memory Voltage
    1.1V
  • Error Detection
    Corrects single-bit errors
    Detects double-bit errors (using ECC memory)

On-Board Devices

  • Chipset
  • Network Controllers

Input / Output

  • USB
    1 USB 3.1 Gen1 port(s) (1 type A)
  • TPM
    1 TPM TPM 2.0 onboard

Expansion Slots

  • PCIe
    1 PCIe 5.0 x16 AIOM,
    2 PCIe 5.0 x8 MCIO connector
  • M.2
    M.2 Interface: 1 PCIe 5.0 x4
    Form Factor: 2280
    Key: M-Key

System BIOS

  • BIOS Type
    AMI 64MB AMI UEFI
  • BIOS Features
    ACPI 6.5
    SMBIOS 3.7 or later
    UEFI 2.9
BIOS Features

ACPI 6.5SMBIOS 3.7 or laterUEFI 2.9
TPM

1 TPM TPM 2.0 onboard
M.2

M.2 Interface: 1 PCIe 5.0 x4Form Factor: 2280Key: M-Key
DIMM Sizes

128GB, 16GB, 256GB, 256GBRDIMM: 16GB, 32GB, 64GB
BIOS Type

AMI 64MB AMI UEFI
Dimension

18.23" x 6.3" (46.3cm x 16cm)
PCIe

1 PCIe 5.0 x16 AIOM, 2 PCIe 5.0 x8 MCIO connector
USB

1 USB 3.1 Gen1 port(s) (1 Type A)
Form Factor

Proprietary
Memory Type

6400 MT/s ECC DDR5 RDIMM (3DS) Up to 128GB of memory with speeds of up to 6400 MT/s(1DPC)
Application

Server
Memory Voltage

1.1V
CPU

3 UPI up to 24 GT/s, CPU TDP supports Up to 350W TDP, Dual Socket E2 (LGA-4710) supported
Memory Capacity

16 DIMM slotsUp to 4TB 3DS ECC Registered RDIMM, DDR5-6400MT/s
Error Detection

Corrects single-bit errorsDetects double-bit errors (using ECC memory)
Core

Up to 144 (E) cores

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