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Shenzhen Piesia Electronic Technology Co., Ltd.

Motherboard, Embedded Motherboard, I3/I5/I7 Motherboard manufacturer / supplier in China, offering 3.5" Embedded Motherboard with I3/I5/I7 CPU/2*USB3.0/6*COM, Embedded Industrial Motherboard Hm67 with 3G/WiFi/COM/USB, Onboard 4GB RAM /32GB SSD Mini Linux Embedded PC Mainboard and so on.

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Supplier Homepage Product 3.5" Embedded Motherboard Others 3.5" Embedded Motherboard 3.5" Embedded Motherboard with I3/I5/I7 CPU/2*USB3.0/6*COM

3.5" Embedded Motherboard with I3/I5/I7 CPU/2*USB3.0/6*COM

FOB Price: US $218 / Piece
Min. Order: 2 Pieces
Min. Order FOB Price
2 Pieces US $218/ Piece
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Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: HM77-3
  • Main Chipset: Intel
  • Memory: DDR3
  • Processors: Support Intel Core 2ND/3rd Generation I3/I5/I7 CPU
  • O/S: Windows 7/8/XP/CE/XPE; Linux O/S etc
  • Graphics Core: Intel HD Graphics 4000 (Integrated)
  • Lvds: Dual/Single Channel 18bit/24bit Lvds
  • Network: 2* Gigabit Ethernet RJ45 Port
  • Integrated Graphics: Integrated Graphics
  • Structure: 3.5 Inch
  • CPU Socket: LGA 1155
  • Chipsets: Intel Hm77/Qm77 Express Chipsets
  • RAM: DDR3 So-DIMM Socket, Maximum up to 8GB
  • Storage: SATA;Msata
  • USB&COM: 2*USB3.0;6*USB2.0;6*COM
  • Power Supply: 2pin/4pin DC-12V Input Power Supply
Product Description



Intel HM77/QM77 chipset based embedded motherboard with intel core I3/I5/I7 processors/2*USB3.0/HDMI/VGA/LVDS/6*COM/DC_12V input, support 3G/WiFi and mSATA storage.


Intel HM77/QM77 Express Chipsets based, Support Intel Core 2nd/3rd Generation i3/i5/i7 CPUs.

1.Embedded high performance industrial motherboard. (2.0cm ultrathin)

2.DDR3 1066/1333/1600MHz memory,SO-DIMM socket maximum up to 8GB.

3.Support WIFI,3G SIM card,dual 1000M RJ45 LAN port,support Mini SATA ,more efficiency.

4.Support power booting/plug and play,Timer-power-on.

5.Support 1080P HDMI resolution maximum up to:1920*1200;Support 24bit dual channel LVDS;VGA resolution maximum up to:2048*1536.

6.Reliable, High stability, Low noise, low power consumption.Perfectly suitable for AD Player/AIO machine/IPC/VOD/Car PC/HTPC etc.

7.Support 8*USB3.0/6*COM/LPT/SPDIF and Audio power amplifier.

8. Support dual/single channel 18bit/24bit LVDS.

Suitable for

AD Player;AIO machine ;  Thin Client; Firewall;Car PC;HTPC;VOD;  IPC etc.

Form Factor

3.5 Inch  ( 115mm ×1 55mm×20mm )

Chipset Manufacturer



Intel  Core 3rd Generation Ivy Bridge i3/i5/i7 CPUs optional   (  i3-3110M /   i5-3210M /   i7-3610M )


I ntel ®   HM 7 7/QM77 Express Chipset

L2 /L3  Cache

L2 Cache: 2×256KB ;L3 Cache: 3 MB . CPU integrated




DDR3 1066/1333/1600MHz  memory, SO-DIMM socket,maximum up to 8 GB 

Graphics  Core

Intel HD Graphics  4000 (Integrated)


Realtek  HD  ALC6 62  chipset (Line _ out/Mic _in ) ; onboard power amplifier ( SPK)


RTL8111EL PCI-E Gigabit Ethernet LAN , support RTL/PXE diskless booting




Support   dual  channel  24bit  L VDS connector ; Resolution maximum: 1920*1200


8* USB  3 .0   (2 external;6 internal from expansion header)

Expansion Sockets

1*Mini SATA socket  for SSD ;1*Mini-PCIE socket for WIFI /3G ;1*SIM card slot for 3G




Rear panel  I/O


1* 12V -DC power _Jack(2 PIN Connector)

1*HDMI  ( Resolution maximum: 1920*1200 )

1*VGA port   ( Resolution maximum:   2048x1536 )

2 * USB  3.0  port

2 *1000M RJ45  port

2*Audio I/O interfaces   ( Line _ out , Mic _in )







Internal I/O


3* USB  3.0  expansion header

2* CPU/SYS Chassis fan connectors

1*Audio I/O expansion header

6*COM expansion headers (support RS232/422/485)

1*GPIO expansion header(8  bit )

1* VGA  expamsion header

1*Audio power amplifier  connector

1* SPDIF  expamsion header

1*LPT expansion header

Power Interface

2 PIN  12V_DC connector

Working Temperature

-20 °C~ 7 0°C ( -4 °F~1 58 °F)

Storage Temperature

- 20°C~80°C (-4°F~176° )

Operating Humidity

10%~90% (non-condens ing)
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