HighPoint Announces its First SATA 6 Gb/s Host Adapter Based on PCI-E 2.0 in November
HighPoint Technologies - an industry pioneer of innovative SATA and SAS RAID host adapter manufacturing, today unleashes the Rocket 600 series - the industry's first SATA 6 Gb/s host adapter based on PCI-Express 2.0 technology.
Please, read the news @ TweakTown

Should be good to upgrade existing motherboards, when SATA 6Gb/s becomes well justified...