This excerpt taken from the MRVL 10-K filed Apr 13, 2006.
Alaska 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.