• Active and Passive cooling configuration
  • Integrated VIA C-9 HC3 DX9 3D/2D graphics with MPEG-2 and WMV9 decoding acceleration
  • Support for VGA and dual channel LVDS displays
  • VIA Nano® E-Series processor
  • Designed for advanced Industrial Automation, Kiosk and HMI applications


VIA EPIA-M840 Mini-ITX Board

The VIA EPIA-M840 is available in both active and passive cooling configurations with a choice of either a fanless 1.2GHz or a performance oriented 1.6GHz VIA Nano® E-Series processor. The VIA VX800 media system processor supports 2 of DDR2 DIMM system memory and provides DirectX® 9 integrated graphics, crystal clear HD audio and Gigabit networking and advanced video acceleration for MPEG-2, WMV9 and VC1 video formats, plus a VMR capable HD video processor.


The VIA EPIA-M840 packs the latest VIA Nano® E-Series processor, dual Gigabit LAN, eight COM ports and two dual channel 24-bit LVDS channels making an ideal solution for a range of embedded applications including the latest industrial automation, kiosk, POI and HMI applications.

Rear panel I/O includes dual Gigabit LAN ports, PS/2 support, a VGA port, two RS-232 5v/12v selectable COM ports, four USB 2.0 ports and audio jacks. On board pin headers provide 2 x dual channel 24-bit LVDS support (including backlight control), an additional six COM ports, a further two USB ports, LPT support, Digital I/O, SIR and LPC headers, a PCIe x4 slot and Compact Flash socket.


Get the PDF version of the EPIA-M840 datasheet, or browse the information below:

Model NameEPIA-M840
Processor16/16P: 1.6GHz VIA Nano® E-Series (with fan)
12E/12PE: 1.2GHz VIA Nano® E-Series (fanless)
ChipsetVIA VX800 Unified Digital Media IGP chipset
BIOSAward BIOS, 4/8Mbit Flash memory
System Memory2 DDR2 533/667 DIMM sockets
Up to 4GB memory size
Storage2 SATA connectors (pin#7 powered with selectable GND/5V)
2 SATA 3.5” HDD power support (for DC-In SKU only)
GraphicsIntegrated VIA C-9 HC3 DX9 2D/3D graphics with VC1, MPEG-2, WMV9
decoding acceleration
Onboard IDEUltraDMA 133/100 pin connector with 2.54mm 40-pin
LAN2 VIA VT6130 Gigabit LAN controllers
AudioVIA VT1708S High Definition Audio Codec
Super I/OFintek F81865-I
Expansion I/O1 PCIe x4 slot
Onboard I/O1 CF Type I
2 USB ports
1 Front audio pin header
1 PS/2 keyboard/mouse pin header
6 RS-232 pin headers (powered with selectable 5V/12V)
1 LPT pin header
2 Digital I/O pin headers (GPI x 8 + GPO x 8)
1 System temperature reading pin header
1 Front panel pin header
2 Smart fan connectors for CPU/Sys
1 SIR pin header (IRDA 1.0)
1 LPC pin header
1 SMBUS supporting VIA MFX-01 module
1 S/PDIF-out pin header
1 PCIe x4 slot
2 Dual-channel 24-bit LVDS
2 Backlight control connectors for inverter power and brightness control
Back Panel I/O4 USB 2.0 ports
1 VGA port
2 COM (powered with selectable 5V/12V)
2 Gigabit Ethernet ports
3 Audio jacks (Line-out, Mic-in, Line-in)
1 PS/2 KB/MS port
Power SupplyATX Power (for EPIA-M840-16 & EPIA-M840-12E)
12V DC-in (for EPIA-M840-16P & EPIA-M840-12PE)
Operating SystemWindows® 7, WES, Windows® CE, Linux
System Monitoring and ManagementKeyboard Power-on, Timer Power-on
System power management, AC power failure recovery
Wake-on LAN, Watch Dog Timer
Operating Temperature0°C ~ 60°C
Operating Humidity0% ~ 95% (non-condensing)
Form FactorMini-ITX (17cm x 17cm, 6.7" x 6.7")


EPIA-M840 Documentation

Operating Guidev1.042018-03-22
User Manualv1.142018-03-21

EPIA-M840 BIOS / BIOS Flash Utility

BIOS Flash Utility for DOSv1.054a2013-05-22

EPIA-M840 Software Downloads

Windows® 7 64bit
Windows® 7 32bit
Windows® XP 32bit
Fast InfraRedv1.30a2004-09-06
Hyperion Pro 4 in 1v5.23A2009-04-02
USB 2.0v2.702005-09-27
Windows® CE7
Windows® CE7 BSPv7.0.22012-07-05
Windows® CE6
Windows® CE6 BSPv6.01.482010-09-02
Windows® CE5
Windows® CE5 BSPv5.01.482010-11-29

VIA Technologies, Inc.