ASRock C2550D4I Mini ITX Server Motherboard FCBGA1283 DDR3 1600 / 1333 CPU Type: Intel Quad-Core Avoton C2550 Processor Number of DDR3 Slots: 4 x 240pin Maximum Memory Supported: 64GB Channel Supported: Dual Channel Other Slots: PCIe 2.0 x8: 1 slot (x8 mode) SATA: 4 x SATA 3.0Gb/s + 2 x SATA 6.0Gb/s Additional SATA: Marvell SE9220: 2 x SATA3 6.0 Gb/s Marvell SE9230: 4 x SATA3 6.0 Gb/s Onboard Video Chipset: Aspeed AST2300