Single socket H4 (LGA 1151) supports Intel Xeon processor E3-1200 v5, Intel 6th Gen. Core i7/i5/i3 series, Intel Celeron and Intel Pentium, Intel C236 chipset, Up to 64GB DDR4 2133MHz ECC/non- ECC Unbuffered UDIMM; 4x DIMM slots, Expansion slots: 1 PCI-E 3.0 x16 (in x16), 2 PCI-E 3.0 x4 (in x8), 1 GbE LAN with Intel i210-AT 1 GbE LAN with Intel PHY i219LM, 4x SATA3 (6Gbps) via C236; RAID 0, 1, 5, 10, 2x DP, 1 DVI-I, 3x independent displays via Intel HD Graphics, VGA port for BMC, I/O: 1x SATA DOM, 2x COM, TPM 1.2, header, ALC 888S HD Audio, 4x USB 3.0 (2 rear + 2 via header) 9x USB 2.0 (2 rear + 6 via headers + 1 Type A), Support 12V DC power, AMT 11.0