| CPU Socket | LGA1151 |
| CPU | 9th/8th Gen Intel® Xeon® E / Core™ / Pentium® / Celeron® processors, up to 4.7GHz |
| PCH | MI998AF-C246: Intel C246 PCH MI998AF: Intel® Q370 PCH MI998EF: Intel® H310 PCH |
| Memory | 2x DDR4 SO-DIMM, Max. 32GB (supports ECC by CPU SKU) |
| BIOS | AMI |
| Watchdog Timer | 256 levels |
| H/W Monitor | Yes |
| Storage Device Interface | NVMe |
| Expansion Slots | 1x PCI-E (x16) |
| Mini Type Slots | 1x M.2 (E-Key, type:2230)1x M.2 (M-Key, type:2280) |
| Graphics Controller | Intel® UHD Graphics P630 |
| Video Output | Supports, DVI-D, HDMI (1.4), DisplayPort(1.2), and eDP or 24-bit Dual channel LVDS |
| Ethernet | 1st LANMI998AF-C246 & MI998AF: Intel® I219LMMI998EF: Intel® I219V2nd LANMI998AF-C246: Intel® I210ATMI998AF & MI998EF: Intel® I211AT or I210AT |
| I/O Chip | MI998AF-C246: COM1~ COM2 (RS232/422/485) MI998AF: COM1~ COM2 (RS232/422/485) MI998EF: COM1~ COM2 (RS232) COM3~ COM4: RS232 |
| Serial Port | MI998AF(E)-C246: COM1~ COM2 (RS232/422/485) MI998AF(E): COM1~ COM2 (RS232/422/485) (Jumper-less selection) MI998EF(E): COM1~ COM2 (RS232) COM3~ COM4: RS232 |
| USB 2.0 | MI998AF-C246 / MI998AF: 2x USB2.0 MI998EF: 2x USB2.0 |
| USB 3.X | MI998AF-C246 / MI998AF: 6x USB3.0 MI998EF: 4x USB3.0 |
| Serial ATA | 4x SATAIII |
| Audio | Intel® C246/ Q370/ H310 PCH-H built-in HD audio + Realtek ALC888S codec |
| TPM | TPM(2.0) |
| Others | Digital I/O (4-in/4-out); RAID, iAMT (11.6) or Eup/ErP |
| Dimensions (L x W) | 170mm x 170mm |
| Power Consumption | Intel® i7-8700, w/ DDR4-2400 8GB+12V: 6.36A; +5V:1.46A; +5VSB: 0.07A; +3.3V: 0.37A |
| Operating Temperature | 0°C ~ 60°C (32°F~140°F) |
| Storage Temperature | -20°C ~ 80°C (-4°F ~ 176°F) |
| Relative Humidity | 90% (non-condensing @60°C) |
