3 x PCIe 3.0/2.0 x16 (dual x16 or x16, x8, x8)
1 x PCIe 3.0/2.0 x16 (x8 mode)
2 x PCIe 2.0 x1

• 1 x Bluetooth module
• 2 x Power eSATA 6GB/s
• 1 x LAN (RJ45) port
• 4 x USB 3.0
• 6 x USB 2.0 (one port can be switched to USB BIOS Flashback)
• 1 x Optical S/PDIF out
• 6 x Audio jacks
• 1 x USB BIOS Flashback button

• 1 x USB 3.0 connector supports additional 2 USB 3.0 ports (19-pin)
• 3 x USB 2.0 connectors supports additional 6 USB 2.0 ports
• 4 x SATA 6GB/s connectors
• 4 x SATA 3GB/s connectors
• 1 x CPU fan connector (4-pin)
• 4 x Chassis fan connectors (4 -pin)
• 1 x Optional fan connector (4 -pin)
• 1 x S/PDIF out header
• 1 x 24-pin EATX power connector
• 1 x 8-pin ATX 12V power connector
• 1 x Front panel audio connector(s) (AAFP)
• 1 x System panel (Q-connector)
• 1 x MemOK! button
• 1 x TPU switch
• 1 x EPU switch
• 1 x Power-on button
• 1 x Reset button
• 1 x Clear CMOS jumper