D3646-S ATX

Industrial Motherboard supporting the 8th/9th Gen Intel® Core™ i & Xeon® E-21xx/22xx Processors
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  • cTDP – Easy & flexible reduction of CPU TDP
  • Dual LAN, 4x COM, GPIO & 2x PCI
  • M.2 SSD & M.2 WLAN Slots onboard
  • HW Watchdog
  • Powerful USB 3.1 Gen2
Download Datasheet

Besides assured extended availability for a minimum of five years, the Motherboard D3646-S ATX of the Industrial Series provides support for highly performant Intel® Xeon® E-21xx/E-22xx processors, Intel® Core™ i9/i7/i5/i3 (8th/9th Gen) processors and Intel® Pentium®/Intel® Celeron® processors. It also offers latest Intel® AMT 12.0 and vPro manageability. It is particularly suitable for applications like workstations and entry-level servers, various medical applications and applications with high-performance needs.


Benefits of Kontron motherboards:

  • Highest quality through German engineering and production
  • Strict lifecycle management and reliable product maintenance
  • Comprehensive feature and tool set
  • Excellent technical support
  • Beneficial total-cost-of-ownership


Processor Intel® Xeon® E-21xx/E-22xx Prozessor Serie
Intel® 8th & 9th Gen. Core™ i9 / i7 / i5 / i3 Prozessor Serie
Intel® Pentium®/Intel® Celeron® Prozessor Serie
Chipset Intel® C246 Chipsatz
Main Memory 4x DDR4 2666/2400/2133 DIMM up to 64GByte; ECC support
Graphics Controller Intel® UHD Graphics (depends on installed processor), DX12
Display 2x DisplayPort V1.2
1x DVI-D
Audio Controller Realtek ALC671
Audio 5.1-channel, High Definition Audio Codec
Ethernet Intel® i219LM & i210AT with 10/100/1000 MBit/s,
iAMT 12.0/vPro Support
USB 6x USB 2.0
4x USB 3.1 Gen1
2x USB 3.1 Gen2
1x USB 3.1 Gen2 stick socket
Serial 1x RS232 (DB9 rear) + 3x by header
Available I/Os 8 Bit GPIO (Input/Output); WLAN LED support, WLAN enable/disable support
SATA 6x Serial ATA III 600 Interface (up to 6 GBit/s), NCQ, AHCI, RAID 0/1/5/10
Expansion 1x M.2 Key-M PCIe (2280)
1x M.2 Key-E (2230)
PCIe x16: 1x 16 Lanes, Gen3/1x 4 Lanes, Gen3
PCIe x8: 2x 1 Lane, "open", Gen3
PCIe x1: 1x "open", Gen3
PCI: 2x
Power connector ATX Power Supply (24+4 Pin)
Input Voltage 3.3V / 5V / 12V supply voltage output; SMBus controller PCA9554A
Watchdog 3 Level HW Watchdog (BIOS POST / BIOS BOOT / OS)
Real Time Clock integrated; CMOS Battery buffered
Cooling 4x PWM fan (1 x CPU / 3 x System)
Operating System MS Windows 10
Mechanical Dimensions ATX: 9.6” x 12” (243.8 x 304.8 mm)
Operating System 0°C-60°C
Humidity 5%-85%
Certifications cTÜVus acc. IEC62368-1, CE Class B Industrial Immunity, FCC-B verified


Driver Updates

BIOS Updates


Datasheet D3646-S ATX
[ d3646-satx_en_data-sheet_kontron.pdf, 1.05 MB, Jan.12.2024 ]


Kontron FTP Server

General Safety Instruction
[ general-safety-instructions.pdf, 560.72 KB, Jan.04.2021 ]

Tech Spec Sheet

Motherboard and SMARTCASE™ Tech Specs
[ productoverview_motherboards.pdf, 6.05 MB, Apr.15.2024 ]


Kontron Services Brochure
[ kontron-services-brochure.pdf, 8.9 MB, Dec.17.2020 ]


COM Cable "long"
COM Cable \ with fullsize slot bracket  
VGA Converter Card
VGA Converter Card full/half bracket tbd  
4 x COM Extension Board
4 x COM Extension Board provides 4x COM RS232 ports (incl. RS422/485- if application software is installed)  
Single M.2 Carrier Board
Single M.2 Carrier Board M.2 PCIe only  
DP 20P M to HDMI Adapter
DP 20P M to HDMI Adapter DP 20P M to HDMI Adapter, up to 4k @ 60 Hz  


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