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SUPERMICRO H12DSi-NT6 - Motherboard - extended ATX - Socket SP3 - 2 CPUs supported - USB 3.0 - 2 x 10 Gigabit LAN - onboard graphics
- Brand Supermicro
- CPU socket Socket SP3
- Compatible devices Personal Computer
- RAM memory technology DDR4
- Memory Speed 3200 MHz
- Series MBD-H12DSI-NT6-O
- Memory storage capacity 4 TB
- Main power connector type 24-Pin
- Graphics card interface PCI, PCI Express
- Memory slots available 16
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Overview
Specs
Reviews
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Dual AMD EPYC 7003/7002 Series Processors (The latest AMD EPYC 7003 Series Processor with AMD 3D V-Cache Technology requires BIOS version 2.3 or newer)
4TB Registered ECC DDR4 3200MHz SDRAM in 16 DIMMs
Expansion slots: 3 PCI-E 4.0 x16 slots, 3 PCI-E 4.0 x8 slots M. 2
Interface: 1 PCI-E 4.0 x4 M. 2
Form Factor: 2280, 22110 M. 2
Key: M-key
10 SATA3, 2 SATADOM, 4 NVMe
Dual 10GBase-T LAN ports, 1 dedicated IPMI LAN Port
4TB Registered ECC DDR4 3200MHz SDRAM in 16 DIMMs
Expansion slots: 3 PCI-E 4.0 x16 slots, 3 PCI-E 4.0 x8 slots M. 2
Interface: 1 PCI-E 4.0 x4 M. 2
Form Factor: 2280, 22110 M. 2
Key: M-key
10 SATA3, 2 SATADOM, 4 NVMe
Dual 10GBase-T LAN ports, 1 dedicated IPMI LAN Port
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 1 year
- Limited Warranty period (labor): 3 years
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Website
- Support Phone: 1-408-503-8000
- Support Website
- View other products from Supermicro
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The Supermicro H12DSi-NT6 is an extended-ATX server motherboard for builders who need a dual-processor Socket SP3 platform, with support for up to 4TB of DDR4-3200 memory and dual 10 Gigabit LAN.
Recommended For
- Operators building a virtualization or compute server who can use two EPYC 7002/7003 processors, many ECC memory channels, and several PCIe cards in one system.
- Workstation builders running highly parallel CPU workloads—such as simulation, rendering, or compiling—who want a dual-socket EPYC platform and are prepared to build around server-class parts.
- Memory-capacity-focused server builders who need registered ECC DDR4 and room to scale memory across 16 DIMM slots.
- Storage or network-server builders who can use multiple onboard SATA and NVMe connections, dual 10GbE, and remote management through IPMI.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Server motherboard builds using Socket SP3 processors and DDR4 memory |
| Processor Socket And Compatibility | Socket SP3; compatible processors are listed as AMD 2nd-generation Ryzen |
| Memory Configuration | 16 DDR4 memory slots, supporting up to 4 TB at 3200 MHz |
| Expansion And Storage Connectivity | 6 PCIe ports, PCI and PCIe graphics card interfaces, and 10 SATA ports with SATA 3 support |
| Ports And Networking | 6 USB ports, including 2 USB 2.0 ports; 1 HDMI port, 2 Ethernet ports, and optical S/PDIF |
| Form Factor And Power | E-ATX motherboard with a 24-pin main power connector |
| Platform And Chipset | AMD 785E chipset; Windows platform |
| Model Identifiers | MBD-H12DSI-NT6-O |