MSI B75MA-E33. Memory slots type: DIMM, Supported memory types: DDR3-SDRAM, Memory channels support: dual. Processor family: Intel, Processor socket: LGA 1155, Compatible processor series: Core i3, Core i5, Core i7, Pentium. Audio system: Realtek ALC887, Audio output channels: 7.1. PCI Express slots version: 2.0, 3.0, PCI Express configurations: 1x1, 1x16. Width: 244 mm, Depth: 173 mm