Supermicro X12DPL-NT6 Dual LGA4189 ATX Server Motherboard

The Supermicro X12DPL-NT6 stands out as a workhorse for dense computing environments, delivering dual-socket performance on a standard ATX footprint. Unlike boards that force a choice between expansion and efficiency, this model pairs 3rd Gen Intel Xeon Scalable processing with dual 10GbE networking and PCIe 4.0, making it a natural fit for virtualisation, data analytics, and edge servers that demand high throughput without a proprietary form factor.

Highlights

• Dual LGA4189 sockets for 3rd Gen Intel Xeon Scalable processors (Ice Lake-SP)
• 16 DIMM slots supporting up to 4TB DDR4-3200 ECC RDIMM/LRDIMM
• Dual 10GbE LAN via Intel X710-AT2 plus dedicated IPMI port
• Two PCIe 4.0 x16 and three PCIe 4.0 x8 slots for high-speed add-in cards
• Ten SATA3 ports and two M.2 NVMe slots for flexible storage
• ASPEED AST2600 BMC with IPMI 2.0, KVM over IP, and virtual media

In daily use

System builders will appreciate the X12DPL-NT6's straightforward layout: the ATX dimensions allow installation in a wide range of chassis, while the dual 8-pin CPU power connectors ensure stable delivery under sustained load. The Intel C621A chipset provides native RAID 0, 1, 5, 10 for SATA drives, and the M.2 slots accept PCIe 4.0 NVMe SSDs for boot or cache acceleration. Rear I/O includes two USB 3.2 Gen1 Type-A and two USB 2.0 ports, sufficient for management dongles and local peripherals. The onboard 10GbE controllers eliminate the need for a separate NIC in many deployments, reducing cost and power draw.

Full specifications

• Form factor: ATX
• CPU socket: Dual LGA4189
• Supported CPUs: 3rd Gen Intel Xeon Scalable (Ice Lake-SP)
• Chipset: Intel C621A
• Memory slots: 16x DDR4 DIMM
• Memory type: DDR4-3200 ECC RDIMM/LRDIMM
• Max memory: 4TB (16x 256GB)
• Expansion slots: 2x PCIe 4.0 x16, 3x PCIe 4.0 x8
• SATA ports: 10x SATA3 (6Gbps)
• M.2 slots: 2x M.2 NVMe (PCIe 4.0 x4)
• LAN: 2x 10GbE (Intel X710-AT2), 1x dedicated IPMI LAN
• Onboard graphics: ASPEED AST2600 BMC
• Rear USB: 2x USB 3.2 Gen1 Type-A, 2x USB 2.0 Type-A
• Management: IPMI 2.0, KVM over IP, virtual media
• RAID: Intel C621A SATA RAID 0, 1, 5, 10
• Power connectors: 24-pin ATX, 2x 8-pin CPU

Final note

For integrators and IT teams building reliable multi-role servers, the X12DPL-NT6 balances expandability, networking speed, and management features in a familiar ATX package—without the premium of larger enterprise boards.