The AR8152 is an ultra low-power PCIe Fast Ethernet controller for PC applications. It fully supports PCIe power saving features as well as extensive low power Ethernet features. It comes in a tiny 5 x 5 mm package providing a state of the art compact complete Ethernet solution that is pin and code compatible with the AR8151 Gigabit Ethernet LOM.With full IEEE 802.3az and ASP support, including L0s, as well as many Atheros ETHOS-Designed Green Ethernet (EDGE™) power-saving features, it provides the lowest power consumption on the market in all operating and idle modes.