Solid-state drives are probably the best performance-oriented upgrade any computer can get these days â they are quiet, they are blistering fast, and run more efficiently than traditional hard drives. But there are also some little-known snags that they have to deal with, like failing bits, filled up pages and cells deteriorating over time. Usually itâs up to the SSD controller (Indilinx, SandForce, etc.) to make sure your drive keeps running healthy for a long while, but now Micron is trying to take some of the burden by Initial ClearNAND products are designed using Micronâs 25nm multi-level cell (MLC) process and are available in two versions: Standard and Enhanced. The first comes in 8 to 32GB packages and is targeted at portable media players and other consumer electronic devices, while the latter provides enterprise-specific features for improved performance and reliability and is available in 16 to 64GB packages.