BIOS Clear CMOS button Yes Expansion slots PCI Express x8 (Gen 3.x) slots 1 PCI Express x16 (Gen 3.x) slots 1 Number of M.2 (M) slots 1 Features Motherboard chipset Intel C242 Component for Server Motherboard form factor micro ATX Compatible operating systems Ubuntu 16.04.2 LTS (x64), Windows Server 2012 R2 with Update, Windows Server 2016, Red Hat Enterprise Linux 6.9 (x64) Red Hat Enterprise Linux 7.3 (x64), SUSE Linux Enterprise Server 11.4 (x64) SUSE Linux Enterprise Server 12.2 (x64), VMware ESXi 6.5 Graphics On-board graphics card model Aspeed AST2500 Internal I/O USB 2.0 connectors 1 USB 3.2 Gen 2 (3.1 Gen 2) connectors 1 Number of SATA III connectors 6 Number of COM connectors 1 Serial port headers 4 ATX Power connector (24-pin) Yes CPU fan connector Yes EPS power connector (8-pin) Yes TPM connector Yes Logistics data Harmonized System (HS) code 84733020 Memory Supported memory types DDR4-SDRAM Supported memory clock speeds 2400,2666 MHz Maximum internal memory 64 GB Network Ethernet interface type Gigabit Ethernet LAN controller Intel I210 Ethernet LAN Yes Wi-Fi No Operational conditions Storage temperature (T-T) -40 - 60 °C Operating temperature (T-T) 10 - 40 °C Operating relative humidity (H-H) 8 - 80% Storage relative humidity (H-H) 20 - 95% Other features Number of DIMM slots 4 Number of processors supported 1 Processor Processor manufacturer Intel Processor socket LGA 1151 (Socket H4) Compatible processor series Intel® Celeron®, Intel® Core™ i3, Intel® Pentium®, Intel® Xeon® Intel Xeon series E-2100 Rear panel I/O ports USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 Ethernet LAN (RJ-45) ports 2 VGA (D-Sub) ports quantity 1 Serial ports quantity 1 Storage controllers Supported storage drive interfaces SATA III RAID levels 0, 1, 5, 10 RAID support Yes Technical details Compliance certificates RoHS