| Part Number | ARK-3500F-00A1E | ARK-3500P-00A1E | 
| Processor | ||
| CPU | Intel 3rd Gen Core i7-3610QE/Core i5-3610ME/Core i3-3120ME/Celeron 1020E | Intel 3rd Gen Core i7-3610QE/Core i5-3610ME/Core i3-3120ME/Celeron 1020E | 
| Core Number | 4 / 2 / 2 / 2 | 4 / 2 / 2 / 2 | 
| Frequency | 2.3 GHz/2.7 GHz/2.4 GHz/2.2GHz | 2.3 GHz/2.7 GHz/2.4 GHz/2.2GHz | 
| L3 Cache | 6 / 3 / 3 / 2 MB | 6 / 3 / 3 / 2 MB | 
| Watts | 45/35/35/35W | 45/35/35/35W | 
| System Chipset | Intel QM77 | Intel QM77 | 
| BIOS | AMI EFI 64Mbit | AMI EFI 64Mbit | 
| Memory | ||
| Technology | DDR3/DDR3L 1600MHz | DDR3/DDR3L 1600MHz | 
| Max. Capacity | 16 GB | 16 GB | 
| Socket | 2 x 204-pin SO-DIMM | 2 x 204-pin SO-DIMM | 
| Graphics | ||
| Chipset | Intel QM77 Integrated GFX Gen 7 | Intel QM77 Integrated GFX Gen 7 | 
| Graphic Engine | DirectX11, OpenGL 3.1, and Open CL 11; Hardware decode acceleration: AVC/H.264, MPEG-2, VC-1 | DirectX11, OpenGL 3.1, and Open CL 11; Hardware decode acceleration: AVC/H.264, MPEG-2, VC-1 | 
| CRT | VGA integrated in DVI-I port | VGA integrated in DVI-I port | 
| DVI-I | 1920 x 1200 @ 60 Hz | 1920 x 1200 @ 60 Hz | 
| HDMI | Support HDMI 1.4, 1920 x 1200 @ 60 Hz | Support HDMI 1.4, 1920 x 1200 @ 60 Hz | 
| Display port | 2560 x 1600 @ 60Hz (Video only, and only support on 3rd generation processor) | 2560 x 1600 @ 60Hz (Video only, and only support on 3rd generation processor) | 
| Dual Display | VGA+DVI, VGA+HDMI, VGA+DP, DVI+HDMI, DVI+DP, HDMI+DP(DP not support on Celeron sku.) | VGA+DVI, VGA+HDMI, VGA+DP, DVI+HDMI, DVI+DP, HDMI+DP(DP not support on Celeron sku.) | 
| Triple Display | DVI-D + HDMI + DisplayPort(not support on Celeron sku.) | DVI-D + HDMI + DisplayPort(not support on Celeron sku.) | 
| Ethernet | ||
| LAN1 | 10/100/1000 Mbps Intel 82579LM GbE, support Wake On Lan | 10/100/1000 Mbps Intel 82580LM GbE, support Wake On Lan | 
| LAN2 | 10/100/1000 Mbps Intel I-210IT GbE, support Wake On Lan | 10/100/1000 Mbps Intel I-211IT GbE, support Wake On Lan | 
| Audio | ||
| Interface | Realtek ALC892, High Definition Audio, Line-out, Mic-in | Realtek ALC892, High Definition Audio, Line-out, Mic-in | 
| I/O Interface | ||
| Serial Port | 4 x RS-232 ports, 4 x RS-232/422/485 port with auto flow control | 4 x RS-232 ports, 4 x RS-232/422/485 port with auto flow control | 
| USB | 4 x USB 3.0 ports (USB1,2,3,4); 2 x USB 2.0 ports (USB5,6) | 4 x USB 3.0 ports (USB1,2,3,4); 2 x USB 2.0 ports (USB5,6) | 
| DIO | 16 bit DIO | 16 bit DIO | 
| Other | ||
| Watchdog Timer | 255 levels timer interval, setup by software | 255 levels timer interval, setup by software | 
| Expansion | ||
| Mini PCIe | 2 x Full-size Mini PCIe with SIM holder (Supports mSATA) | 2 x Full-size Mini PCIe with SIM holder (Supports mSATA) | 
| PCI | - | 2 | 
| PCI Express x 1 | 1 | - | 
| PCI Express x 4 | 1 | - | 
| Storage | ||
| HDD | Two 2.5" SATA HDD Bays with maximum device height 9.5mm, SATA III, Gen 3 Support (Max. Data Transfer Rate 600 MB/s), Support SATA RAID 0, 1 | Two 2.5" SATA HDD Bays with maximum device height 9.5mm, SATA III, Gen 3 Support (Max. Data Transfer Rate 600 MB/s), Support SATA RAID 0, 1 | 
| Solid State Disk | 1 x CFast Card slot | 1 x CFast Card slot | 
| Software Support | ||
| Microsoft Windows | Windows 8 , Windows 7, XP Professional (32bit), XP Embedded (32bit) | Windows 8 , Windows 7, XP Professional (32bit), XP Embedded (32bit) | 
| Linux | Ubuntu 12.04 | Ubuntu 12.04 | 
| Power | ||
| Power Type | AT/ATX | AT/ATX | 
| Input Voltage | 9 ~ 34 VDC | 9 ~ 34 VDC | 
| Power Adaptor | AC to DC, DC 12V , 120W (Optional) | AC to DC, DC 12V , 120W (Optional) | 
| Consumption | Typical 19.2/16.4/14.8/16.4W, Max. 60/36.5/30/31.8W | Typical 19.2/16.4/14.8/16.4W, Max. 60/36.5/30/31.8W | 
| Mechanical | ||
| Construction | Aluminum housing | Aluminum housing | 
| Mounting | Desk/wall-mounting | Desk/wall-mounting | 
| Dimensions | 290 x 110 x 232mm (11.4" x 4.33" x 9.13") | 290 x 110 x 232mm (11.4" x 4.33" x 9.13") | 
| Weight | 4.8 kg | 4.8 kg | 
| Environment | ||
| Operational Temperature | with extended temp peripherals: -10 ~ 60° C with 0.7m/s air flow, with HDD: 0 ~ 40° C with 0.7m/s air flow | with extended temp peripherals: -10 ~ 60° C with 0.7m/s air flow, with HDD: 0 ~ 40° C with 0.8m/s air flow | 
| Storage Temperature | -40 ~ 85° C | -40 ~ 86° C | 
| Relative Humidity | 95% @ 40° C (non-condensing) | 95% @ 41° C (non-condensing) | 
| Vibration during Operation | With SSD: 5 Grms, IEC 60068-2-64, random, 5 ~ 500 Hz, 1 hr/axis. | With SSD: 5 Grms, IEC 60068-2-64, random, 5 ~ 500 Hz, 2 hr/axis. | 
| Shock During Operation | With SSD: 30 G, IEC 60068-2-27, half sine, 11 ms duration | With SSD/mSATA:30Grms, IEC 60068-2-27, half sine, 11ms duration | 
| EMC | CE/FCC Class A, CCC, BSMI | CE/FCC Class A, CCC, BSMI | 
| Safety Certifications | CB, UL, CCC, BSMI | CB, UL, CCC, BSMI |