Single socket H3 (LGA 1150) supports Intel 4th gen. Core i7/i5/i3, Pentium and Celeron processors Intel Z97 Express Chipset Up to 32GB DDR3 non-ECC UDIMM 3300MHz (OC) / 3200MHz (OC) / 3100MHz (OC) in 4 sockets Gigabit Ethernet LAN ports (1x Intel i210 and 1x Intel i217LM) SATA3 (6Gbps) and 1x PCI-E M.2 (PCI-E x2 or 2x SATA3 ports) 3 PCI-E 3.0 x16 (16/NA/NA or 8/8/NA or 8/4/4), 3 PCI-E 2.0 x1 (in x4) slots 12x USB ports total 6x USB 3.0 (4 rear + 2 via headers) 6x USB 2.0 (2 rear + 4 via headers) HD Audio 7.1 channel connector by Realtek ALC1150 SATA DOM power connector, TPM Header, PS2 ports and COM port header.