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DFI ARS101/ARS103 15th Gen Core Ultra 2 (Arrow Lake) Mini-ITX Motherboard

  • Product Name: DFI ARS101/ARS103
  • Motherboard Form Factor: Mini-ITX
  • CPU: Intel Arrow Lake S processors with up to 65W TDP
  • RAM: 2 × DDR5 SO-DIMM slots supporting 5600/6400MHz memory up to 96GB
  • Expansion: 1 × PCIe Gen5 x16 slot, 1 × M.2 M Key, 1 × M.2 B Key with SIM support, 1 × M.2 E Key, 1 × M.2 A Key
  • Other Features: Support for up to four independent displays, rich I/O including dual 2.5GbE LAN, multiple USB ports, SATA III storage, audio output, and extended CPU lifecycle support based on Intel roadmap
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Description

The DFI ARS101/ARS103 is a high-performance Mini-ITX industrial motherboard designed to support next-generation Intel® Arrow Lake S processors with up to 65W TDP. Built on the Intel 800 Series chipset, it delivers powerful computing capability and future-ready I/O, making it well suited for advanced edge computing, automation, and industrial control applications. With support for high-speed DDR5 memory and up to four independent displays, the ARS101/ARS103 enables sophisticated multi-display and visualization setups for digital signage, control rooms, and HMI systems. Extensive expansion options, including PCIe Gen5 and multiple M.2 slots, allow for flexible integration of graphics cards, storage, networking, and wireless modules. Combined with rich I/O connectivity, dual 2.5GbE LAN, and long-term lifecycle alignment with Intel’s roadmap, this board is an excellent choice for long-term, high-performance industrial deployments.

Key Features

  • Intel Arrow Lake S processor, TDP up to 65W
  • Support Intel 800 Series chipset
  • 2 DDR5 5600/6400MHz SODIMM up to 96GB
  • 4 independent displays: 1 DP++, 1 HDMI 1.4b, 1 USB Type C, 1 eDP, 1 M2A-Display extension port (eDP/LVDS/HDMI/DVI/VGA/DP/ available)
  • Multiple expansion: 1 PCIe Gen 5 x16, 1 M.2 M Key, 1 M.2 B Key wi SIM, 1 M.2 E Key, 1 M.2 A Key
  • Rich I/O: Support up to 2 Intel 2.5GbE, 2 COM, 6 USB 3.2 Gen 2 Type A, 1 USB Type C (DP alt/USB3 Gen2x2 /PD 15W), 4 USB 2.0 header, 2 SATA 3.0, Audio L/R 3W speaker
  • Typically supports 5-Year CPU Life Cycle Until Q1’30 (Based on Intel Roadmap)

Specification

Category Details
System  
Processor Intel® Core™ Ultra LGA 1851 Socket Processors, support up to TDP 65W
  Intel® Core™ Ultra 9 285 (24 Cores, 36M Cache, up to 5.6 GHz); 65W
  Intel® Core™ Ultra 9 285T (24 Cores, 36M Cache, up to 5.4 GHz); 35W
  Intel® Core™ Ultra 7 265 (20 Cores, 30M Cache, up to 5.3 GHz); 65W
  Intel® Core™ Ultra 7 265T (20 Cores, 30M Cache, up to 5.3 GHz); 35W
  Intel® Core™ Ultra 5 245 (14 Cores, 24M Cache, up to 5.1 GHz); 65W
  Intel® Core™ Ultra 5 245T (14 Cores, 24M Cache, up to 5.1 GHz); 35W
  Intel® Core™ Ultra 5 225 (10 Cores, 20M Cache, up to 4.9 GHz); 65W
  Intel® Core™ Ultra 5 225T (10 Cores, 20M Cache, up to 4.9 GHz); 35W
Chipset ARS101/ARS103-W880 Intel® W880 Chipset
  ARS101/ARS103-Q870 Intel® Q870 Chipset
  ARS101/ARS103-H810 Intel® H810 Chipset
Memory ARS101/ARS103-W880 Two 262-pin SODIMM up to 96GB (ECC/Non-ECC), Dual Channel DDR5 5600MHz (Ultra 5) / CSO-DIMM DDR5 6400MHz(Ultra7,9), *ECC memory supported by W880 only
Memory ARS101/ARS103-Q870 Two 262-pin SODIMM up to 96GB (Non-ECC), Dual Channel DDR5 5600MHz (Ultra 5) / CSO-DIMM DDR5 6400MHz(Ultra7,9)
Memory ARS101/ARS103-H810 Two 262-pin SODIMM up to 96GB (Non-ECC), Dual Channel DDR5 5600MHz (Ultra 5) / CSO-DIMM DDR5 6400MHz(Ultra7,9)
BIOS AMI SPI 256Mbit
Graphics Controller Intel® UHD Graphics 700 series
Graphics Feature OpenGL 4.5, DirectX 12, OpenCL 2.1
  HW Decode: AVC/H.264, MPEG2, VC1/WMV9, JPEG/MJPEG, HEVC/H265, VP8, VP9
  HW Encode: MPEG2, AVC/H264, JPEG, HEVC/H265, VP8, VP9
Display ARS101/ARS103-W880 1 x HDMI 1.4b, 1 x DP++ 1.2, 1 x USB Type-C, 1 x eDP, 1 x M.2 A key (Option)
Display ARS101/ARS103-Q870 1 x HDMI 1.4b, 1 x DP++ 1.2, 1 x USB Type-C, 1 x eDP, 1 x M.2 A key (Option)
Display ARS101/ARS103-H810 1 x HDMI 1.4b, 1 x DP++ 1.2, 1 x eDP, 1 x M.2 A key (Option)
Display Resolutions HDMI: up to 4096×2160 @ 30Hz, DP++: up to 4096×2304 @ 60Hz, USB Type-C: up to 4096×2304 @ 60Hz, eDP: up to 4096×2160 @ 60Hz
Quad Displays ARS101/ARS103-W880: DP++ + HDMI + eDP + USB Type C + M2A-Display
  ARS101/ARS103-Q870: DP++ + HDMI + eDP + USB Type C + M2A-Display
  ARS101/ARS103-H810: DP++ + HDMI + eDP + M2A-Display
Expansion PCIe ARS101/ARS103-W880: PCIe x16 (1×16, 2×8, 1×8+2×4) switch by GPIO/Bios/jumper
  ARS101/ARS103-Q870: PCIe x16 (1×16, 2×8, 1×8+2×4) switch by GPIO/Bios/jumper
  ARS101/ARS103-H810: PCIe x16 (1×16)
Expansion M.2 ARS101/ARS103-W880 1 x M.2 2280 M Key (PCIe Gen4 x4 or SATA 3.0 x1), 1 x M.2 2242/3042/3052 B Key, 1 x M.2 2230 E Key, 1 x M.2 3030 A Key
Expansion M.2 ARS101/ARS103-Q870 1 x M.2 2280 M Key (PCIe Gen4 x4 or SATA 3.0 x1), 1 x M.2 2242/3042/3052 B Key, 1 x M.2 2230 E Key, 1 x M.2 3030 A Key
Expansion M.2 ARS101/ARS103-H810 1 x M.2 2280 M Key (PCIe Gen4 x1 or SATA 3.0 x1), 1 x M.2 2242/3042/3052 B Key, 1 x M.2 2230 E Key, 1 x M.2 3030 A Key
Audio Codec Realtek ALC888
Ethernet Controller ARS101/ARS103-W880 1 x Intel® I226-LM (Core Ultra 9/7/5 support iAMT), 1 x Intel® I226-V
Ethernet Controller ARS101/ARS103-Q870 1 x Intel® I226-LM (Core Ultra 9/7/5 support iAMT), 1 x Intel® I226-V
Ethernet Controller ARS101/ARS103-H810 2 x Intel® I226-V
Rear I/O Ethernet 2 x 2.5GbE (RJ-45)
Rear I/O USB ARS101/ARS103-W880 6 x USB 3.2 Gen2 Type A or 5 x USB 3.2 Gen2 Type A + 1 x USB 3.2 Gen2x2 Type C
Rear I/O USB ARS101/ARS103-Q870 6 x USB 3.2 Gen2 Type A or 5 x USB 3.2 Gen2 Type A + 1 x USB 3.2 Gen2x2 Type C
Rear I/O USB ARS101/ARS103-H810 2 x USB 3.2 Gen2 Type A + 1 x USB 3.2 Gen1 + 3 x USB 2.0 Type A
Rear I/O Display ARS101/ARS103-W880: 1 x HDMI 1.4b, 1 x DP++ 1.2, 1 x USB Type-C
  ARS101/ARS103-Q870: 1 x HDMI 1.4b, 1 x DP++ 1.2, 1 x USB Type-C
  ARS101/ARS103-H810: 1 x HDMI 1.4b, 1 x DP++ 1.2
Internal I/O Serial 2 x RS-232/422/485 (w/o Power), Box header (2.0mm pitch)
Internal I/O USB ARS101/ARS103-W880: 4 x USB 2.0 header
  ARS101/ARS103-Q870: 4 x USB 2.0 header
  ARS101/ARS103-H810: 2 x USB 2.0 header
Internal I/O Display 1 x eDP, 1 x M2A-Display (eDP/LVDS/DP/HDMI2.0 opt DVI/VGA)
Internal I/O Audio 1 x Front Audio Header (1 x Line-out, 1 x Mic-in), 3W L/R speaker connector
SATA 2 x SATA 3.0 (up to 6Gb/s), 2 x SATA Power, RAID 0/1/5/10 (w/ M.2 Key-M/B slot + 2 SATA Conn.)
DIO 1 x 8-bit DIO
SMBus 1 x SMBus
Watchdog Timer System Reset, Programmable via Software from 1 to 255 Seconds
Security TPM Nuvoton TPM 2.0
Power Type ARS101: Single 12V +/-5% DC, ARS103: Wide Range 12~28V
Power Connector DC-in Jack, Right Angle Connector (4-pin) (available upon request), Straight Type Connector (4-pin) (available upon request)
Power Consumption TBD
RTC Battery CR2032 Coin Cell
OS Support Microsoft Windows 10 IoT Enterprise LTSC (64-bit), Windows 11 IoT Enterprise LTSC (64-bit)
OS Support Linux Ubuntu 24.04
Environment Temperature Operating: -5°C ~ 65°C, Storage: -40°C ~ 85°C
Environment Humidity Operating: 5% ~ 90% RH, Storage: 5% ~ 90% RH
MTBF TBD
Mechanism Dimensions Mini-ITX Form Factor, 170mm (6.7″) x 170mm (6.7″)
Height Top Side: TBD mm, Bottom Side: TBD mm
Standards and Certifications CE, FCC Class B, RoHS, UKCA
Country of Origin Taiwan

Ordering Information

Model Name Part Number Description
ARS101-W880 770-ARS1011-000G ARS101-W880, 2 DDR5, Rear I/O(1 DP, 1 HDMI, 2 LAN, 5 USB 3.2 Gen2, 1 USB Type C), Internal I/O (eDP/M.2-M/B/E/A Key, 4 USB 2.0, w/TPM), DC-Jack, Normal Temp -5 to 65°C
ARS101-Q870 770-ARS1011-100G ARS101-Q870, 2 DDR5, Rear I/O(1 DP, 1 HDMI, 2 LAN, 6 USB 3.2 Gen2), Internal I/O (eDP/M.2-M/B/E/A Key, 4 USB 2.0, w/TPM), DC-Jack, Normal Temp -5 to 65°C
ARS101-H810 770-ARS1011-200G ARS101-H810, 2 DDR5, Rear I/O(1 DP, 1 HDMI, 2 LAN, 3 USB 3.2 Gen1, 3 USB 2.0), Internal I/O (eDP/M.2-M/B/E/A Key, 2 USB 2.0, w/TPM), DC-Jack, Normal Temp -5 to 65°C
ARS101-W880 770-ARS1031-000G ARS103-W880, 2 DDR5, Rear I/O(1 DP, 1 HDMI, 2 LAN, 6 USB 3.2 Gen2), Internal I/O (eDP/M.2-M/B/E/A Key, 4 USB 2.0, w/TPM), DC-Jack, Normal Temp -5 to 65°C
ARS101-Q870 770-ARS1031-100G ARS103-Q870, 2 DDR5, Rear I/O(1 DP, 1 HDMI, 2 LAN, 5 USB 3.2 Gen2, 1 USB Type C), Internal I/O (eDP/M.2-M/B/E/A Key, 4 USB 2.0, w/TPM), DC-Jack, Normal Temp -5 to 65°C

DFI Mini-ITX Motherboards and SBCs

ASL171 ASL173 wide ARS101 ARS103 wide HPT193 wide ARH171 ARH173 wide
DFI ASL171/ASL173 Amston Lake Mini-ITX SBC DFI ARS101/ARS103 15th Gen Core Ultra 2 (Arrow Lake) Mini-ITX Motherboard DFI HPT193 Ryzen 8000 Embedded Mini-ITX SBC DFI ARH171/ARH173 14/15th Gen Core Ultra (Meteor/Arrow Lake) Mini-ITX SBC

Datasheet

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