5.25" SBC support 2nd generation Intel® Core™ i7 / i5 / i3

Support 2nd generation Intel® Core i7 / i5 / i3  Mobile CPU with 
Mobile Intel® QM67 Express, onboard VGA, DVI, LVDS, 16 GB DDR3
6 x Giga LAN, 8 x USB 2.0, 6 x COM, 6 x SATA, HD Audio, LPT, GPIO 	
SMBUS, IrDA, 2 x Mini-PCIe sockets

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Product Image
Ordering Guide
Datasheet (PDF format)
Technical Document

Taiwan Commate Computer Inc.(COMMELL), the worldwide leader of Industrial Single Board Computers, launched LS-574  ---  5.25" SBC with QM67 

LS-574 are designed for the 2nd generation Intel Core i7/i5/i3 processors in the rPGA988B by the QM67 chipset. Intel processors  with HD Graphic 3000 that contains a refresh of the sixth generation graphics core enabling substantial gains in performance and lower power consumption, this innovative two-chip platform delivers higher performance, energy efficiency, most secure and manageable, It is ideal for a various range of applications, such as industrial control and automation, gaming

LS-574 is based on QM67 Express chipset too, supports 16GB DDR3 SO-DIMM memory, comes with DVI, VGA & LVDS, 6 x Giga LAN, 4 SATA2 & 2 SATA3, HD Audio, 5 x RS232 & 1 x RS232/422/485, 8 x USB2.0, GPIO and two PCIE mini card expansion socket. 


  Key Feature
  • CPUIntel® 2nd generation Core™ i7/ i5/ i3 & Celeron Mobile in the rPGA988B socket

  • MemoryTwo DDR3 1006/1333/1600 MHz up to 16 GB

  • Chipset: Mobile Intel® QM67 Express chipset

  • Display Interface: Integrated Intel Core™ HD graphics Technology

  • LVDS interface: onboard 24-bit dual channel LVDS interface

  • DVI interface: onboard DVI interface

  • LAN Interface6 x Intel® 82574L Giga LAN.

  • Serial ATA: Support 6 x SATA

  • Audio: Realtek ALC888 High Definition Audio.

  • I/O ports: 5 x RS232 and 1 x RS232/422/485 Serial Ports, 8 x USB2.0 ports, 1 x DB15 VGA port, 1 x PS/2 keyboard and mouse ports, 1 x LPT

  • Extended interface: 2 x Mini-PCIe sockets , 1 x SIM socket.

  • GPIO interface: Onboard programmable 8-bit Digital I/O interface.



Form Factor

5.25" SBC


2nd generation Intel® Core i7 / i5 / i3 & Celeron Mobile processor

Package Type: rPGA988B


2 x DDR3 1066/1333/1600 SO-DIMM up to 16 GB


Mobile Intel® QM67 Express chipset

Real Time Clock  

Chipset integrated RTC with onboard lithium battery  

Watchdog Timer

Generates a system reset with internal timer for 1min/s ~ 255min/s

Power Management

ACPI 3.0 compliant

Serial ATA Interface

4 x Serial ATA II interface up to 300MB/s

2 x SATA3 interface up to 600MB/s. Total 6 x SATA interface

VGA Interface

Integrated Intel® CoreHD graphics Technology.

LVDS Interface

Onboard 24-bit dual channel LVDS interface

 DVI Interface  Onboard 26-pin DVI interface 

Audio Interface

Realtek ALC888 HD Audio

LAN Interface

6 x Intel® 82574L Gigabit Ethernet Controller

GPIO Interface

Onboard programmable 8-bit digital I/O interface

Extended Interface 

2 x Mini-PCIe sockets, 1 x SIM socket.

Internal I/O Port

1 x RS232/422/485 & 4 x RS232, 1 x GPIO, 1 x CDIN, 1 x SMBus

1 x Audio, 1 x IrDA, 6 x USB2.0, 1 x LPT, 1 x LPC, 1 x PS/2

External I/O Port

1 x COM, 6 x RJ45 LAN, 2 x USB, 1 x VGA, 1 x DC input

Power Requirement

Standard 20-pin ATX power supply or DC 9 ~ 24V input

Board Dimension

146 mm x 203 mm ( L x W )


Operating within 0 ~ 60°C

Storage within -20 ~ 85°C


Download Datasheet @ PDF format


  Ordering Guide


5.25" SBC support 2nd generation  Intel® Core i7 / i5 / i3 Mobile processor with VGA, DVI, LVDS, SATA, COM, USB, 6 x Giga LAN


Barebone system with LS-574TXD & CPU cooling fan .


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