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Green rectangular server motherboard with silver SP3 socket, eight black DDR4 slots, multiple silver PCIe slots and two M.2 sockets

Supermicro

Supermicro MBD-H12SSL-CT-O server motherboard SP3 EPYC 7003 7002 2TB DDR4 3200 8 DIMM

SKU CH-XGTH-9JYYJ MPN MBD-H12SSL-CT-O

Socket SP3 board for single AMD EPYC 7003 or 7002 CPU, eight-channel DDR4-3200 up to 2 TB, five PCIe 4.0 x16 plus two x8 slots, dual 10 GbE LAN and eight SAS3 ports

  • CPU Socket TypeSocket SP3
  • CPU TypeSupports AMD EPYC 7003/7002 Series Processor (The latest AMD
  • Number of DDR4 Slots8 x 288-pin
  • DDR4 StandardDDR4 3200
  • Maximum Memory Supported2TB
  • Channel SupportedEight Channel
  • Supports EPYC 7003 and 7002 series processors
  • 2 TB registered ECC DDR4 3200 MHz across eight DIMM slots
  • Five PCIe 4.0 x16 plus two PCIe 4.0 x8 expansion slots
  • Dual 10 Gbps LAN ports via Broadcom BCM57416 controller
  • Eight SATA 6.0 Gb/s and eight SAS 12 Gbps ports with Broadcom 3008 controller

Server motherboard for AMD EPYC 7003 and 7002

The Supermicro MBD-H12SSL-CT-O is a Socket SP3 ATX server board that accepts a single AMD EPYC 7003 or 7002 series processor. It provides eight 288-pin DDR4 slots running at 3200 MHz with a maximum capacity of 2 TB in an eight-channel configuration. Registered ECC memory is required.

Suited for single-socket density

Builders who need five PCIe 4.0 x16 slots, two PCIe 4.0 x8 slots and two M.2 M-key connectors for 2280 or 22110 devices will fit this board. Eight SATA 6.0 Gb/s ports and a Broadcom 3008 SAS3 controller supplying eight 12 Gbps SAS ports serve high-density storage arrays. It is not for systems that require multiple CPU sockets or memory beyond the 2 TB limit.

BIOS version determines 7003 series support

EPYC 7003 series processors need BIOS 2.0 or newer for drop-in operation, while the newest 3D V-Cache models require BIOS 2.3 or newer. Dual 10 GbE LAN ports use the Broadcom BCM57416 controller, and ASPEED AST2500 BMC graphics provide out-of-band management.

Highlights

  • Supports EPYC 7003 and 7002 series processors
  • 2 TB registered ECC DDR4 3200 MHz across eight DIMM slots
  • Five PCIe 4.0 x16 plus two PCIe 4.0 x8 expansion slots
  • Dual 10 Gbps LAN ports via Broadcom BCM57416 controller
  • Eight SATA 6.0 Gb/s and eight SAS 12 Gbps ports with Broadcom 3008 controller

Specifications

BrandSUPERMICRO
ModelMBD-H12SSL-CT-O
CPU Socket TypeSocket SP3
CPU TypeSupports AMD EPYC 7003/7002 Series Processor
(The latest AMD EPYC 7003 Series Processor with AMD 3D V-Cache Technology requires BIOS version 2.3 or newer)
Number of DDR4 Slots8 x 288-pin
DDR4 StandardDDR4 3200
Maximum Memory Supported2TB
Channel SupportedEight Channel
ECC SupportedYes
RegisteredYes
PCI Express 4.0 x165 PCI-Express 4.0 x16
2 PCI-Express 4.0 x8
SATA8 x SATA 6.0Gb/s
SAS8 x SAS3 (12 Gbps)
M.2Interface: 2 PCI-E 4.0 x4
Form factor: 2280, 22110
Key: M-key
LAN Speed10Gbps
Second LAN Speed10Gbps
Max LAN Speed2 x 10Gbps
COM1
Video PortsD-Sub
USB 3.06 x USB 3.0 (4 rear + 2 via header)
Form FactorATX
Dimensions (W x L)12.0" x 9.6"
Shipping weight1.84 kg
Package size462 × 371 × 86 mm

Questions about this item

How do I install a processor into the Socket SP3 on this board, and which step is most often missed?

Align the EPYC 7003 or 7002 series CPU with the Socket SP3 keying, lower the carrier frame, and torque the captive screws in the labelled sequence; the step most often missed is updating the BIOS to version 2.0 or newer for 7003 series drop-in support, or 2.3 for 3D V-Cache models.

What maintenance or replacement will the M.2 slots need over time?

The two M-key M.2 slots accept 2280 and 22110 form-factor drives on PCIe 4.0 x4; any drive can be swapped later by removing the single retaining screw, and no other M.2-specific maintenance is required.

What limit appears first when all eight DDR4 3200 channels are saturated under sustained load?

The memory subsystem caps at 2 TB of registered ECC DDR4 across the eight 288-pin slots, so total capacity is the first hard ceiling under sustained multi-channel workloads.

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