DFI MTH556 3.5-inch SBC

Key Features

• DDR5

  Supports 2 DDR5-5600 SO-DIMM up to 96GB

• 4K High Resolution

  Supports 4K/2K resolution

• Triple Displays

  1 HDMI, 1 LVDS, 1 USB-C DP Alt. mode

• Multiple Expansion

  1 M.2 M Key, 1 M.2 B Key, 1 M.2 E Key

• Rich I/O

  2 2.5GbE, 4 COM, 3 USB 3.2, 1 USB-C

System Overview

The DFI MTH556 is a 3.5-inch Single Board Computer (SBC) featuring Intel® Core™ Ultra processors, designed for demanding applications.

Processor Options

• Intel® Core™ Ultra 7 165H (16 Cores, 24M Cache, up to 5.0GHz, 28W TDP)
• Intel® Core™ Ultra 5 135H (14 Cores, 18M Cache, up to 4.6GHz, 28W TDP)
• Intel® Core™ Ultra 7 155U (12 Cores, 12M Cache, up to 4.8GHz, 15W TDP)
• Intel® Core™ Ultra 5 125U (12 Cores, 12M Cache, up to 4.3GHz, 15W TDP)

Graphics

• Intel® Arc™ Graphics (for 165H/135H)
• Intel® Graphics (for 155U/125U)
• Supports OpenGL 4.6, DirectX 12.1, OpenCL 3.0
• HW Decode/Encode: HEVC, VP9, AV1, AVC
• Display Outputs: 1 x HDMI 1.4b, 1 x LVDS (dual channel, up to 1920x1200@60Hz), 1 x USB-C DP Alt. mode (up to 4096x2304@60Hz)

Expansion and I/O

• Expansion Slots: 1 x M.2 M key 2280 (PCIe Gen4 x4), 1 x M.2 B key 3052 (USB 3.0/2.0, PCIe x1, SATA), 1 x SIM slot, 1 x M.2 E key 2230 (USB 2.0/PCIe x1)
• Ethernet: 2 x 2.5GbE (Intel I226V)
• Front I/O: 3 x USB 3.2, 1 x USB Type-C, 1 x HDMI
• Internal I/O: 2 x RS-232/422/485, 2 x RS-232, 1 x USB 2.0, 1 x 8-bit DIO, 1 x Audio

Technical Specifications

• Memory: Two 262-Pin DDR5-5600 SO-DIMM slots, up to 96GB
• BIOS: AMI SPI 256Mbit
• Watchdog Timer: System Reset, Programmable from 1 to 255 seconds
• Security: TPM 2.0
• Power: 9~36V DC input via ATX 4-pin connector
• Operating Environment: Temperature: -5 to 65°C, Humidity: 5 to 90% RH
• Dimensions: 146mm (5.75") x 102mm (4.02") (3.5" SBC Form Factor)
• Certifications: CE, FCC Class B, RoHS

Ordering Information

Packing List

• 1 x MTH556 board
• Cooler (Part Number: A71-108309-000G)

Optional Items

• Heat spreader
• TBD