The two ports are good for speeds of up to 3 Gb/sec and can work together in RAID 0, 1 and JBOD configurations. HighPoint have stamped the card with an MSRP of $169.
You can find more details about it within the PR here, or head straight to the official product page here folks.
Milpitas, Calif. - HighPoint Technologies releases the RocketRAID 3120 - PCI Express x1 SATA True Hardware RAID IOP Controller that provides easy installation and improved data protection for desktops and entry level servers for Windows, Linux, FreeBSD and Mac OS X. There is also native support in Linux with a Linux GPL Open Source Licensed Driver.