This excerpt taken from the MRVL 10-K filed Jul 2, 2007.
® X 10 Gigabit Ethernet Transceivers. Our Alaska® X 10 Gigabit Ethernet and backplane transceiver products are designed to accelerate the deployment of 10 Gigabit capable systems for the LAN, MAN and WAN markets. The Alaska® X transceiver family leverages four or eight generations of SERDES technology from our single, dual and quad-port Alaska Gigabit Ethernet products. The Alaska® X transceiver familys features include low power consumption, high performance, and small form factor.