- Intel Atom Processor E3900 Series
- DDR3L memory onboard + 1 SODIMM up to 8GB
- Two independent displays: DP/HDMI (auto-detection) + VGA/DP
- DP resolution up to 4096x2160 @ 60Hz
- Multiple OS support: Win 7/Win 10/Linux
- Rich I/O: max. 4 Intel GbE, 5 COM, 4 USB 3.0, 2 USB 2.0
- Extended operating temperature: -40 to 70°C
- 15-Year CPU Life Cycle Support Until Q2' 32 (Based on Intel IOTG Roadmap)
DFI AL253 Intel Atom E3900 Series 4" Industrial Single Board Computer w/ 5x COM


The DFI AL253 is a 4" Industrial Single Board Computer powered by Intel Atom E3900 Series. The rich I/O includes 4 x LAN, 5 x COM and 6 x USB ports.
Processor |
Intel Atom® Processor E3900 Series, BGA 1296 Intel Atom® x7-E3950 Processor, Quad Core, 2M Cache, 1.6GHz (2.0GHz), 12W Intel Atom® x5-E3940 Processor, Quad Core, 2M Cache, 1.6GHz (1.8GHz), 9.5W Intel Atom® x5-E3930 Processor, Dual Core, 2M Cache, 1.3GHz (1.8GHz), 6W Intel® Pentium® Processor N4200E, Quad Core, 2M Cache, 1.1GHz (2.5GHz), 6W |
Memory |
Single Channel DDR3L SODIMM 2G/4G/8G DDR3L memory on board Total memory up to 8GB |
BIOS | AMI SPI 128Mbit (support UEFI/legacy mode) |
Controller | Intel® HD Graphics |
Feature | OpenGL 4.2, Direct X 11.1, OpenCL 1.2, OGL ES 3.0 HW Decode: H.264, MPEG2, VC1, VP8, H.265, MPEG4 HW Encode: H.264, MPEG2, MPEG4 |
Display | 1 x DP/HDMI (auto-detection) 1 x VGA/DP DP: resolution up to 4096x2160 @ 60Hz HDMI: resolution up to 3840x2160 @ 30Hz VGA: resolution up to 1920x1200 @ 60Hz |
Dual Displays |
DP++/HDMI + VGA/DP |
eMMC | 1 x 8G/16G/32G/64G (opt.) |
Interface |
1 x Full-size Mini PCIe (SATA/USB) 1 x Full-size Mini PCIe (USB 2.0/LPC) + nano SIM holder 1 x M.2 2230 E key (PCIe Gen2 x1/USB 2.0) |
Audio Codec | Realtek ALC262 |
Controller | 4 x Intel® I211AT PCIe, co-lay with I210IT (10/100/1000Mbps) |
Rear I/O: Ethernet |
up to 4 x GbE (RJ-45) (1 x GbE colay 2 x USB 3.0) |
Serial | 4 x RS-232/422/485 (1 x RS-232/422/485 colay 1 x 8-bit DIO by jumper setting) |
USB |
up to 4 x USB 3.0 (2 x USB 3.0 colay 1 x GbE) Support up to USB 3.0 Super Speed |
Display |
1 x DP++/HDMI (auto-detection) 1 x VGA/DP |
Internal I/O: USB |
2 x USB 2.0 (2.0mm pitch) |
SATA | 1 x SATA 3.0 (up to 6Gb/s, support SSD only) 1 x SATA Power |
DIO | 1 x 8-bit DIO |
Other I/O |
1 x Front Panel |
Output & Interval |
System Reset, Programmable via Software from 1 to 255 Seconds |
TPM | fTPM2.0 |
Type | 9~36V DC input |
Connector | DC Jack |
Consumption | TBD |
RTC Battery |
CR2032 Coin Cell, link main board with cable |
OS Support: Microsoft |
Windows 10 IoT Enterprise 64-bit Windows 7 (/WES7) 32/64-bit (project support only) |
Linux | Linux |
Temperature |
Operating: -20 to 60°C/-40 to 70°C (E3930 only) Storage: -40 to 85°C |
Humidity |
Operating: 5 to 90% RH Storage: 5 to 90% RH |
MTBF |
TBD |
Dimensions |
4" SBC Form Factor 1 165mm (6.49") x 115mm (4.53") |
Height |
PCB: 1.6mm Top Side: TBD, Bottom Side: TBD |