ECS LGA1155/ Intel P67/ CrossFireX&nVidia SLI/ SATA3&USB3.0/ A&2GbE/ ATX Motherboard, P67H2-A2 CPU: Socket 1155 Support 2nd Generation Intel Core i7/ Core i5/ Core i3/ Pentium/ Celeron Processors, Supports Intel Turbo boost 2.0 technology; Support Hyper-Threading Technology Chipset: Intel P67 Express Memory: 4x 240pin DDR3-2133(OC)/1866(OC)/1600(OC)/1333/1066 DIMMs, Dual Channel, Max Capacity upto 32GB Slots: 2x PCI Express 2.0 x16 Slots(Support ATI CrossFireX & nVidia SLI); 1x PCI Express x1 Slot; 2x PCI Slots SATA: 4x SATA2 Ports, 4x SATA3 Ports, Support RAID 0/ 1/ 5/ 10; 2x eSATA3 Ports Microsoft Windows 8 support Applied solid capacitors for improved VRM stability and longevity CrossfireX and SLI technology support