Supermicro X10DAC Server Motherboard - Intel C612 Chipset - Socket R3 (LGA2011-3) - Bulk Pack - Extended ATX - 2 x Processor Support - 1 TB DDR4 SDRAM Maximum RAM - DDR4-2133/PC4-17000, DDR4-1866/PC4-14900, DDR4-1600/PC4-12800 - DIMM, LRDIMM, RDIMM - 16 x Memory Slots - Serial ATA/600, 12Gb/s SAS RAID Supported Controller - 0, 1, 5, 10 RAID Levels - 4 x USB 3.0 Port - 7.1 Audio Channels - Gigabit Ethernet - 3 x PCI Express x8 Slots - 3 x PCI Express x16 Slots - 6 x USB Ports - Onboard S/PDI: