ARK-1120F-N5A1EARK-1120L-N5A1E
| Processor System | CPU | Intel Atom processor N455 1.66 GHz | Intel Atom processor N455 1.66 GHz |
| System Chipset | Intel™ ICH8-M Chipset | Intel™ ICH8-M Chipset |
| BIOS | 16 Mb SPI BIOS | 16 Mb SPI BIOS |
| Memory | Technology | DDR3 up to 667MHz | DDR3 up to 667MHz |
| Max. Capacity | 2 GB | 2 GB |
| Graphics | Interface | CRT interface, up to 1600 x 1200 (SXGA) | CRT interface, up to 1600 x 1200 (SXGA) |
| Ethernet | LAN | 10/100/1000 Mbps Ethernet controller, supports Wake On LAN | 10/100/1000 Mbps Ethernet controller, supports Wake On LAN |
| I/O Interface | Serial Ports | 2 x RS-232, 2 x RS-232/422/485(by BIOS setting) | 2 x RS-232 |
| USB | 2 x USB, Compliant USB2.0 | 4 x USB, Compliant USB2.0 |
| Expansion | Mini PCIe | 1 x half size Mini PCIe | 1 x half size Mini PCIe |
| Storage | HDD | Support one drive bay space for SATA 2.5" HDD(9.5mm height only) | Support one drive bay space for SATA 2.5" HDD(9.5mm height only) |
| Power | Adapter | AC to DC, DC12 V/3 A, 36W | AC to DC, DC12 V/3 A, 36W |
| Mechanical | Dimensions (W x H x D) | 133.8 x 43.1 x 94.2 mm | 133.8 x 43.1 x 94.2 mm |