![](images/line_yellow.gif) | PCI-E | - 2 PCI-E 4.0 x16 slots (16/NA or 8/8)2 PCI-E 3.0 x1,
- (Slot#4 and Slot#6 can be configured as 16/NA, 8/8)
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| M.2 | - M.2 Interface: 2 PCI-E 3.0 x4 and 1 PCI-E 4.0 x4
- Form Factor: 2260/2280/22110
- Key: M-Key
- The CPU-attached M.2 slot is support with the Intel NVMe drives only (support RAID 0,1). PCH-attached M.2 slots can support either Intel optane memory with solid state or 3rd party NVMe SSD (support RAID 0,1); M.2-E1 port pre-installed one Intel Wi-Fi 6(802.11ax)+BT5.1 module
| | ![](images/line_yellow.gif) | BIOS Type | - 256Mb SPI Flash with AMI BIOS
| BIOS Features | - ACPI 6.0
- Plug and Play (PnP)
- BIOS rescue hot keys
- SMBIOS 3.0 or later
- Riser card auto-detection support
| | ![](images/line_yellow.gif) | Software | | System Management Software | | Power Configurations | | | ![](images/line_yellow.gif) | Voltage | - +1.0V PCH, +1.8V PCH, +12V, +3.3V, +5V, +5V standby, 1.05 (PCH), 3.3V standby, 5 (4-pin), CPU, CPU temperature, CPU thermal trip support, PCH temperature, System temperature, VBAT, VRM temperature
| Temperature | | LED | | Other Features | - 8-pin 12v DC power connector, ACPI power management, ATX Power connector, Chassis intrusion header, Control of power-on for recovery from AC power loss, CPU thermal trip support for processor protection, RoHS, Voltage and Frequency Overclocking, WOL
| | ![](/cds/automation_project/i_motherboard_files/line_yellow.gif) | Operating Temperature Range | - 0°C ~ 50°C (32°F ~ 122°F)
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