Industrial Motherboard with Intel®H81 Chipset and 4th Generation Intel® i7/i5/i3 Dual and Quad Core CPUs
This product is not recommended for new designs.
Due to the availability of the Audio Controller from this product, there are only a limited number of residual coverages possible. Please get in touch with your sales contact in advance.
Last time buy: 11.05.2020
Last time delivery: 10.08.2020
Replacement Product:
D3634-S mITX
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  • 4th Generation Intel® 22nm Dual and Quad Core i7, i5, i3,
  • Pentium & Celeron® CPUs with Intel® H81 Lynx Point PCH
  • perfect price-performance ratio
  • Long term available Embedded mITX motherboard
  • High performance CPU, graphics, and media performance supporting
  • 2 independent displays pipes
  • Graphics APIs DirectX 11.1, OpenGL 4.x, OpenCL 1.2
  • 2x Display Port for fl exible, high resolution display drive
  • 2x DDR3L/DDR3 DIMM sockets supporting up to 16GB DDR3 Memory
Download Datasheet

Embedded Mini-ITX Motherboard with Intel®H81 Chipset and 4th Generation Intel® i7/i5/i3 Dual and Quad Core CPUs



Form Factor Mni-ITX
Dimensions (H x W x D) 6.7” x 6.7”

(17,0 cm x 17,0 cm
CPU Supports:

4th Generation Intel® 22nm Quad Core i7, i5, i3,Pentium & Celeron® CPU

Intel® Core i7-4770S GT2 3.1Ghz, 65W

Intel® Core i5-4570S GT2 2.9Ghz, 65W

Intel® Core i3-4330 GT2 3.5GHz, 54W

Intel® Pentium-3420 GT1 3.2GHz, 54W

Intel® Celeron-G1820TE GT1 2.2GHz, 35W
Chipset Intel® H81
Main Memory Up to 16 GB DDR3

(max. 2x 8 GB)
Front Side Bus Up to 20 GB/s point-to-point DMI 2.0 interface to PCH

Four lanes in each direction
Graphics Controller Intel ® HD Graphics 4600 integrated

GT1 or GT2 depending on CPU type
Graphics 2x Display Port

(1x PCIe x16)
Ethernet Controller 1x Intel® Clarkville i218V

1x Intel® Pearsonville i218AT
Ethernet 2x Intel® GB LAN
Hard Disk 3 x SATA (2x SATA 150/300, 1x SATA 600)

1x mSATA (w. USB, LPC)
Parallel Port n/a
PCI n/a
PCI Express / PCI support 1x PCIe x16
Mini-PCI 1x mini-PCI Express (w. USB)
USB 2x USB 3.0/2.0

8x USB 2.0
IEEE 1394 Firewire n/a
Serial 2x RS232
Rear I/O 2x USB 3.0/2.0

2x USB 2.0

2x Display port

2x RJ45 LAN

2x3 mini Audio Jack tower
Audio Controller VT1708S

HD Audio 7.1 channel surround sound
Keyboard n/a
Special Features DAC up to 160 GPIO


KT embedded feature port with ADC

Intel® AES security

ATX Power supply only
BIOS Phoenix
Power Management ACPI 3.0
Operation Temperature 0°C to 60°C (32°F to 140°F)
Operating System Win7, WES7 32/64bit, Win8, WES8


Compliance EN 61000-4-2:2000 ESD Immunity

EN55022:1998 class B Generic Emission Standard

IEC 60950-1: 2005, 2nd Edition

UL 60950-1

CSA C22.2 No. 60950-1

IEC 60068-2-27

IEC 60068-2-29

IEC 60068-2-64




Datasheet KTH81/mITX
[ kth81-mitx_20180717_datasheet.pdf, 1.38 MB, Jul.17.2018 ]


KTQ87 KTH81 Users Guide
Revision P Oct 07, 2019
[ ktq87---kth81_user-guide_rev-p_2019_10_07.pdf, 5.31 MB, Oct.07.2019 ]

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

Tech Spec Sheet

Motherboard and SMARTCASE™ Tech Specs
[ tech-specs_motherboards-and-smartcase.pdf, 2.57 MB, Jul.28.2021 ]


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

More Downloads

All other downloads such as drivers, bios, drawings etc. are available on Kontron’s Customer Section


KTH81/mITX Industrial Motherboard with Intel®H81 Chipset and 4th Generation Intel® i7/i5/i3 Dual and Quad Core CPUs more
Intel Core i3-4330
Intel Core i3-4330 Intel Core i3-4330 GT2 3.5GHz, 3C 4MB, 54W, LGA1150  
Intel Core i5-4570S
Intel Core i5-4570S Intel Core i5-4570S, 3.60 GHz, quad Core, 6MB Cache, 65W, FCLGA1150, Embedded  
Intel Core i7-4770S
Intel Core i7-4770S Intel Core i7-4770S, 3.90 GHz, quad Core, 8MB Cache, 65W, FCLGA1150, Embedded  
Intel Celeron-1820
Intel Celeron-1820 Intel Celeron-1820 GT1 TBD 2C 2M LGA1150 35W  
Intel Pentium-3420
Intel Pentium-3420 Intel Pentium-3420 GT1 3.2GHz, 2C 3MB, 54W, LGA1150  


DDR3-1333 DIMM 1GB ECC DDR3, 1GB, 240P, 1333MHZ, PC3-10600 DIMM  
DDR3-1600 DIMM 2GB
DDR3-1600 DIMM 2GB DDR3, 2GB, 240P, 1600MHZ, PC3-12800 DIMM  
DDR3-1333 DIMM 2GB
DDR3-1333 DIMM 2GB DDR3, 2GB, 240P, 1333MHZ, PC3-10600 DIMM  
DDR3-1600 DIMM 4GB
DDR3-1600 DIMM 4GB DDR3, 4GB, 240P, 1600MHZ, PC3-12800 DIMM  
DDR3-1600 DIMM 8GB
DDR3-1600 DIMM 8GB DDR3, 8GB, 240p, 1600MHZ, PC3-12800 DIMM  
DDR3-1333 DIMM 4GB
DDR3-1333 DIMM 4GB DDR3, 4GB, 240P, 1333MHZ, PC3-10600 DIMM  
DDR3-1333 DIMM 8GB
DDR3-1333 DIMM 8GB DDR3, 8GB, 240P, 1333MHZ, PC3-10600 DIMM  
Active Cooler Intel
Active Cooler Intel Active Cooler Intel, H2 LGA1155, 62mm  
Cable COM2 100mm Bracket
Cable COM2 100mm Bracket Cable COM2 100mm Bracket more
Accessory kit for KTQ87, KTH81
Accessory kit for KTQ87, KTH81 2x COM cable (2.54mm, 100mm), 1x Feature 44pol 1 to 1 cable (300mm), 1x Front Panel Open-End cable, 5x SATA cable (500mm), 2x Cable+Bracket (USB, 10poled), SW Man&Driver CD  
LVDS Connector for cable
LVDS Connector for cable LVDS Connector for cable more


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