Micron's M550DC server SSD mates Marvell controller with 20-nm flash
 

Add another SSD to Micron's stable of enterprise-grade products. The M500DC combines a 6Gbps Marvell controller with Micron's own 20-nm MLC NAND. A handful of server-friendly features are layered on top, including die-level redundancy to compensate for physical flash failures, onboard capacitors to provide power-loss protection, and advanced signal processing techniques to extend the life of the NAND.

http://techreport.com/news/26353/mic...th-20-nm-flash