Connector • 1 x IR header • 1 x COM port header • 1 x Power LED header • 2 x CPU Fan connectors (1 x 4-pin, 1 x 3-pin) • 3 x Chassis Fan connectors (1 x 4-pin, 2 x 3-pin) • 1 x Power Fan connector (3-pin) • 1 x 24 pin ATX power connector • 1 x 8 pin 12V power connector (Hi-Density Power Connector) • 1 x SLI/XFire power connector • 1 x Front panel audio connector • 2 x USB 2.0 headers (support 4 USB 2.0 ports) • 1 x Vertical Type A USB 2.0 • 2 x USB 3.0 headers (support 4 USB 3.0 ports) • 1 x Dr. Debug with LED • 1 x Power Switch with LED • 1 x Reset Switch with LED