The difference between the two is the size of the brackets used on the rear side of the cards. Low profile graphics cards may also be categorized into two types, which are low profile graphics cards and low profile ready graphics cards.

Low-profile graphic cards are comparatively smaller in size than regular-sized graphics cards and are used mostly in slim cases or low-profile computer cases. I have also used a couple of low-profile graphics cards in the past, and they have served my purpose pretty well. The inclusion of an internal USB 3.0 connection provides theĪdded benefit of compatibility to future USB 3.0-based internal storage solutions.Low Profile Graphics Cards are small form factor graphics cards that are not essentially meant for gaming, but there are some people who buy them for their special needs or requirements. The card will supply 5V, 900mA to the USB 3.0 port, allowing more and more external devices to operate without the need of an additional power source. In addition to providing considerably faster transfer rates, the PEXUSB3S11 USB 3.0 card draws power from the computer power supply through a SATA style power connector - a perfect solution for systems that have a limited number of LP4Ĭonnectors available. Providing data transfer speeds up to 10x faster than USB 2.0, this PCI Express USB 3.0 card enables you to access your data and transfer files faster than ever, by adding one internal USB 3.0 port and one external USB 3.0 port to yourįeaturing a native NEC PCI Express host controller chipset, the new USB 3.0 standard supports transfer rates of up to 5Gbps, while still providing connectivity and support for the older USB 2.0 (480Mbps) and 1.1 (12Mbps) devices. PEXUSB3S11 1-int/1-ext ports USB 3.0 Controller Card, PCIe x1, Full-height/Low-profile, Retail

Half height usb 3 card