DFI KD331-C236 Intel Xeon, Core, Pentium & Celeron Micro-ATX Motherboard


DFI KD331-C236 Intel Xeon, Core, Pentium & Celeron Micro-ATX Motherboard

End of Life

  • 6th/7th Gen Intel Core with Intel C236
  • 4 DDR4 ECC/Non-ECC DIMM up to 64GB
  • Three independent displays: VGA + DVI-D + DP++
  • Multiple expansion: 2 PCIe x16 (1×16 or 2 x8 signal), 2 PCIe x4, 1 M.2, 1 LPC
  • Rich I/O: 4 x Intel GbE, 6 x COM, 6 x USB 3.0, 6 x USB 2.0
  • 15-Year CPU Life Cycle Support Until Q4′ 29 (Based on Intel IOTG Roadmap)

This product is end of life. There may still be stock available; please contact us for more information or suitable replacement solutions.



The DFI KD331-C236 is an industrial Micro-ATX Motherboard powered by 6th/7th Generation Intel Core, Xeon, Celeron and Pentium processors including Intel C236. This motherboard contains 4 DDR4 ECC/Non-ECC DIMM for up to 64GB memory whilst also supporting three independent displays. The rich I/O for the KD331-C236 includes 4 x Intel GbE, 6 x COM, 6 x USB 3.0 and 6 x USB 2.0 alongside 2 PCIe x16 (1×16 or 2 x8 signal), 2 PCIe x4, 1 M.2 and 1 LPC for multiple expansion.


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System Processors 6th/7th Generation Intel® Xeon/Core™/Pentium®/Celeron® LGA 1151 Socket Processors with TDP up to 95W
Graphics Intel® HD Gen 9 Graphics
Expansion 2 x PCIe x16 (1 x16 or 2 x8 signal) (Gen 3)2 x PCIe x4 (Gen 3)1 x M.2 2260/2280 M key (SATA3.0/PCIe Gen3 x2 NVMe) (Optane memory support)
Audio Realtek ALC888S-VD2-GR
Ethernet 3 x Intel® I211AT PCIe (10/100/1000Mbps) 1 x Intel® I219LM PCIe with iAMT11.0 (10/100/1000Mbps) (Note: only Xeon E3/Core i5/i7 support iAMT)
Rear I/O 4 x GbE (RJ-45), 1 x RS-232/422/485 (RS-232 w/ power) (DB-9), 4 x USB 3.0, 2 x USB 2.0, 1 x PS/2 (mini-DIN-6), 1 x VGA, 1 x DVI-I (DVI-D signal), 1 x DP++
Internal I/O 1 x RS-232/422/485 (RS-232 w/ power) (2.54mm pitch), 4 x RS-232 (2.54mm pitch), 2 x USB 3.0 (2.00mm pitch), 4 x USB 2.0 (2.54mm pitch) or 2 x USB2.0 (2.54mm pitch) +1 x Vertical USB 2.0 (opt.), 1 x Front Audio Header, 1 x S/PDIF, 5 x SATA 3.0 (up to 6Gb/s) RAID 0/1/5/10, 1 x 8-bit DIO, 1 x LPC (supports LPC EXT-RS232/RS485 module), 1 x SMBus
Watchdog Timer System Reset, Programmable via Software from 1 to 255 Seconds
Security Infineon TPM2.0/1.2 (opt., MOQ required)
Power Type ATX
OS Support Windows 7 32/64-bitWindow 8.1 64-bitWindows 10 64-bitLinuxNote: 7th Gen CPU SKU ONLY support Windows 10 64-bit & Linux.
Environment Operating: 0 to 60°C Storage: -30 to 60°C with RTC Battery; -40 to 85°C without RTC Battery
Mechanism microATX form factor 244mm (9.6″) x 244mm (9.6″)
Certifications CE, FCC, RoHS, UL
Packing List 1 KD331-C236 motherboard1 COM port cables (Length: 300mm, 2 x COM ports) A81-015026-023G1 Serial ATA data cable (Length: 500mm) 332-553001-005G1 I/O shield A49-KD3310-000G1 M.2 standoff A33-725019-090G1 M.2 screw for 2260 A32-112016-041G1 M.2 screw for 2280 A32-113016-050G