MSI  Intel P67 (B3) ATX DDR3 1066 Intel - LGA 1155 Motherboards P67S-C43 (B3) CPU: Socket 1155 Support Intel Sandy Bridge Processor Chipset: Intel P67 (B3) Memory: 4x 240pin DDR3-2133(OC)/ 1600/ 1333/ 1066 DIMMs, Dual Channel, Unbuffered, Max Capacity Up to 32GB Slots: 1x PCI-Express 2.0 x16 Slot; 3x PCI-Express 2.0 x1 Slots; 3x 32-bit 3.3V/ 5V PCI slots SATA: 4x SATA2 Ports, Support RAID 0/1/5/10; 2x SATA3 Ports, Support RAID 0/1 Ports: 14x USB 2.0 Ports (10 rear, 4 by header) Power Connector: 1x 24pin main power connector, 1x 8pin CPU power connector Form Factor: ATX