ARH171/ARH173
Intel® Arrow Lake H/U, Meteor Lake H/U Processors
DFI ARH171/ARH173 – AI-Ready Mini-ITX Board with Intel® Core™ Ultra Processors
- Intel® Arrow Lake H/U & Meteor Lake H/U processors (16 CPU options)
- Integrated Intel® Arc™ GPU and NPU for on-board edge AI
- 2x DDR5 SODIMM up to 96GB (MTL) / 128GB (ARL)
- Quad independent displays with 4K support: DP++, HDMI, USB Type-C, M2A modular
- Up to 3x 2.5GbE LAN and multiple M.2 expansion (M / B / E / A key)
- Supports MIPI-CSI camera & HDMI-IN module via M.2 A key
- Wide operating temperature -20 ~ 70°C and 12VDC / 12~28VDC input
The DFI ARH171/ARH173 is an AI-ready Mini-ITX industrial motherboard offering 16 Intel® Core™ Ultra options across Arrow Lake-U/H and Meteor Lake-U/H on a single board design. With an integrated Intel® Arc™ GPU and dedicated NPU delivering up to 99 TOPS (ARL-H), it accelerates edge AI inference within a 15–28W envelope. Featuring four independent 4K displays, up to three 2.5GbE LAN ports, DFI’s modular M.2 A key expansion, and Out-of-Band (OOB) management, it lets system integrators qualify one platform and scale it across product tiers with long-term supply support.
Specifications Summary
| Processor System | CPU | Intel® Core™ Ultra — Arrow Lake H/U & Meteor Lake H/U (15W / 28W, vPro® SKUs); 16 options |
|---|---|---|
| AI Performance | Up to 99 TOPS (ARL-H) | |
| Graphics | Controller | Intel® Arc™ Graphics 140T (265H/255H), Arc™ 130T (225H); Intel® Graphics (265U/255U/225U) |
| AI Frameworks (GPU) | OpenVINO™, WindowsML, DirectML, ONNX RT, WebGPU | |
| Memory | Capacity | 2x 262-pin DDR5 SODIMM, up to 96GB (MTL) / 128GB (ARL), 5200MHz, Dual Channel |
| Display | Outputs | 1x DP++ (up to 4096×2304 @60Hz), 1x HDMI (up to 4096×2160 @60Hz), 1x USB Type-C (DP alt-mode) |
| Quad Displays | 1x DP++ + 1x HDMI + 1x USB Type-C + 1x M2A Modular (eDP/LVDS/VGA/HDMI/M21) | |
| Network | LAN Ports | Up to 3x 2.5GbE RJ-45 (Intel i226V/IT; LAN3 i226LM/IT vPro) |
| Expansion | PCIe | 1x PCIe Gen4 x4 |
| M.2 M Key | 1x M.2 2242/2280 M-Key (PCIe Gen4 x4, NVMe) | |
| M.2 B / E Key | 1x M.2 2242/3042/3052 B-Key, 1x M.2 2230 E-Key (Intel® CNVi) | |
| M.2 A Key (Modular) | 1x M.2 3042/3060 A-Key — M2A-Display, M2A-M21, M2A-MIPI (camera), or M2A-HDMIIN | |
| I/O Interfaces | USB | 4x USB 3.2 Gen2, 1x USB Type-C (PD 15W), 4x USB 2.0 (internal) |
| Serial / DIO | 2x RS-232/422/485, 1x RS-232 w/ power, 1x RS-232 (colay DIO-4bit), 1x 8-bit DIO | |
| Storage & Other | 2x SATA 3.0, 1x SMBus, Realtek ALC888S audio (Line-out/Mic-in) | |
| Security | TPM | dTPM 2.0 (default), fTPM (option) |
| Power | Input Voltage | ARH171: Single 12VDC / ARH173: Wide Range 12~28VDC |
| Connector | DC-in Jack; Right-angle or straight 4-pin (upon request) | |
| OS Support | OS | Windows IoT Enterprise 11 LTSC, Linux |
| Environment | Operating Temp. | -5 ~ 65°C (15W fanless) / -20 ~ 70°C (28W with cooler) |
| Storage Temp. / Humidity | -40 ~ 85°C; 5 ~ 95% RH | |
| Mechanical | Form Factor | Mini-ITX, 170 x 170 mm (6.7″ x 6.7″) |
| Height | Top side 19.8 mm, Bottom side 3.2 mm (PCB 1.6 mm) | |
| Certifications | Standards | CE, FCC, RoHS, UKCA |