2.5 Gigabit Ethernet reaches blazing-fast data rates up to 2.5 billion bits per second2.5× faster than standard Gigabit Ethernet. For bandwidth-intensive tasks, whether local data transfer or Internet access, the TX201 is up to the task. With extreme speed and ultra-low latency, 2.5GBase-T is backwards compatible with Fast Ethernet and Gigabit Ethernet, automatically negotiating between higher and lower speed connections. Height Brackets - In addition to the standard bracket, a low-profile bracket is provided for mini tower computer cases. Customized options give you the flexibility to find a bracket that perfectly fits your board design.