Form Factor Micro ATX Chipset North Bridge Intel H61 Chipset South Bridge - Integrated Graphics Maximum RAM 16 GB Native Memory Frequency 800, 1066, 1333 MHz Overclocked Memory Frequency - Audio Chipset Realtek ALC887 Audio Channels 7.1 LAN Chipset Atheros GbE LAN Speed 10 / 100 / 1000 Mbps Internal I/O 1. 1 x 24-pin ATX main power connector 2. 1 x 4-pin ATX 12V power connector 3. 4 x SATA 3Gb / s connectors 4. 1 x CPU fan header 5. 1 x system fan header 6. 1 x front panel header 7. 1 x front panel audio header 8. 2 x USB 2.0 / 1.1 headers 9. 1 x parallel port header 10. 1 x serial port header 11. 1 x clearing CMOS jumper Rear I/O 1. 1 x PS / 2 keyboard port 2. 1 x PS / 2 mouse port 3. 1 x D-Sub port 4. 4 x USB 2.0 5. 1 x RJ-45 port 6. 3 x audio jacks RAM Type DDR3 RAM Slot 2 Slot(s) PCIe x16 Slots 1 Slot SATA Ports 4 Port(s) Storage Ports SATA 2 Port(s) Audio Ports 3 Port(s) LAN Ports - Total PCIe Slots 2 Slot(s) RAM Architechture Dual Channel Socket Type LGA 1155