- 9th/8th Gen Intel Core with Intel C246
- 1 x DDR4 SODIMM up to 32GB
- Three independent displays: LVDS + DP++ + DP++
- DP++ resolution up to 4096x2304 @ 60Hz
- Multiple expansion: 1 x M.2 M Key, 1 x Mini PCIe
- Rich I/O: 2 x Intel GbE, 4 x USB 3.1, 2 x USB 2.0
- 15-Year CPU Life Cycle Support Until Q1' 32 (Based on Intel IOTG Roadmap)
DFI CS551 3.5" 9th/8th Gen Intel Core Singe Board Computer w/ up to 32GB Memory


The DFI CS551 is a 3.5" Single board computer which is powered by 9th/8th Gen Intel Core with Intel C246. The CS551 contains 1 x DDR4 SODIMM up to 32GB alongside multiple expansion including 1 x M.2 M Key and 1 x Mini PCIe. The I/O includes 2 x Intel GbE, 4 x USB 3.1 and 2 x USB 2.0.
System | 8th Gen Intel Core Processors 9th Gen Intel Core Processors Intel Pentium Processor |
Graphics | Intel UHD 630 Graphics GT Series |
Expansion | 1 x Full Size Mini PCIe 1 x M.2 Key 1 x SIM slot |
Audio | Realtek ALC262 |
Ethernet | Intel I211AT PCIe or Intel I210IT PCIe |
Rear I/O | 2 x GbE (RJ-45), 4 x USB 3.1 Gen2 or Gen1, 2 x DP++ |
Internal I/O | 1 x RS-232/422/485, 2 x USB 2.0, 1 x LVDS LCD Panel Connector, 1 x LVDS Backlight, 1 x Audio (Line-out/Mic-in), 1 x SATA 3.0 (up to 6Gb/s), 1 x SATA Power, 1 x 8-bit DIO, 1 x heater 12V header, 1 x SMBus. |
Watchdog Timer | System Reset, Programmable via Software from 1 to 255 Seconds |
Security | fTPM 2.0 |
Power | 12VDC |
OS Support | Windows 10 IoT Enterprise 64-bit RS1/RS5 |
Environment | Operating Temperature: -5 to 65°C, -30 to 80°C |
Mechanical | 3.5" SBC Form Factor, 146mm (5.75") x 102mm (4.02") |
Certifications | CE, FCC, RoHS |