Add 4 SATA 6Gb/s channels to your PCIe system Flexible port configurations: 4 internal 2 external and 2 internal 1 external and 3 internal Built-in the latest breakthrough Hybrid HyperDuo tiering technology An economical way to enable SSD performance at 1/3 the costNote: HyperDuo automatic storage tiering is only compatible with Windows XP, Vista, 7 and 8. This feature is not fully supported in the Server OSes Improve system performance to reduce boot up time of system with demanding applications such as graphic editing tools, gaming, media player and more Allow large data to be stored on the high capacity HDDs for cost saving Fully automated HyperDuo tiering technology, no need to monitor hot/cold data manually HyperDuo mode supports Safe mode and Capacity mode Supports Port Multiplier FIS-based and Native Command Queuing (NCQ)Note: Only one Port Multiplier is supported at any one time. Supports up to 4 drives connected via Port Multiplier plus 3 single drives for 7 drives total Hardware RAID (RAID 0, 1, 10) to offload the host CPU for max performance Inbox drivers enable users to take advantage of OS commands like TRIM to extend the life of SSDs for maximum durability Installs in standard height or low profile chassis with included brackets Works with the latest 6Gb/s SATA HDDs and backwards compatible with 3Gb/s and 1.5Gb/s HDDs