All the ports(external eSATAp, USB3.0, internal USB3.0, 9pin USB2.0 can be used at the same time), but please connect the 4pin IDE power first.
Kindly note
The users need to connect the SATA Connector on mainborad to the SATA port on this card, as shown in below picture, then the eSATAp port will work; Only if the SATA port on the mainboard has SATAIII Signal, the external eSATAP port will have SATAIII Signal:
Features
• Compliant with Universal Serial Bus 3.0 Specification Revision 1.0
• Compliant with Intel extensible Host Controller Interface(x HCI) Specification 0.95
• One USB3.0 Type A downstream connectors and one Power over eSATA ports on board and one USB3.0 internal port
• Support USB3.0, USB2.0 and USB1.1 devices
• Compliant with PCI Express Specification 2.0
• Support Power over e SATA device(eSATA+USB Combo port)
Package contents
PCIe Card X 1
Low profile bracket X 1
Driver CD X 1
General manual X 1
Warranty Card X 1