Seagate, one of the world's largest hard disc drive manufacturers, has announced two new solid-state hybrid drives for notebooks. These 3rd generation 2.5-inch SSHDs come with 8 GB of MLC NAND and a 5400 RPM hard disc drive.
http://www.notebookcheck.net/Seagate-announces-3rd-generation-SSHDs-for-notebooks.89446.0.html