[Optimized for Mac Pro, 4 Ports] Inateck 4 Ports PCI-E to USB 3.0 Expansion Card for Mac Pro (Early 2008 to 2012 Late Version) - Interface USB 3.0 4-Port Express Card Desktop for Windows XP/7/8/ Mac OS 10.8.2 or Above - No Additional Power Connection Needed
Due to frequently updated drivers, please download the latest version on our Inateck official website to enhance your using experience.Features-No additional power supply for normal recognition and operation needed anymore, optimised board plane architecture, fast and easy installation, keeps your Mac Pro case tidy-PCI Express Expansion Card with 4 USB 3.0 Ports: With quick and easy installation, this PCI Express card expands your Mac Pro by four high-speed USB3.0 interfaces, offers a simple solution for connecting to USB 3.0 devices from your Mac Pro-Support UASP: 70% Faster than traditional USB 3.0, with UASP Transfer Protocol; The UASP Transfer Protocol only can accelerate read and write speed of SSD hard disk.Supported Operating SystemsThe Expansion card is applicable to the MAC Pro ( 2008 to 2012 Version)Mac OS 10.8.2 or Above & Windows 8  - No additional drivers are needed for Mac Pro/ Win8, it has built-in support for the FL1100 chipsetWindows XP and Windows 7 (with included drivers)Attention:If devices attached to the express card aren't recognised after a restart of the computer, it is advised to detach and reattach the devices onto another USB port again, so a proper recognition is realised.If the card doesn’t work properly from the start, you may try out the following stepsStep 1: de- and reattach the devices to be recognised, so the system can try another recognition search.Step 2: Augment with the optional power supply, so an automatic search can be retried.Step 3: Check the PCI-E socket on the main board for possible faults.Step 4: Try out another Mac Pro, if available, to determine the card’s general functionality.