Bigger, Faster, & Compact Utilizing 3D NAND Flash & a high speed SMI controller, the compact Ultimate SU800 M.2 2280 solid state drive provides capacity up to 1TB & greatly enhances performance, efficiency, & reliability over traditional 2D N&. It also comes with intelligent SLC Caching & the DRAM Cache Buffer to boost read/write performance up to 560/520MB/s. Featuring LDPC ECC & technologies such as high TBW (total bytes written) & DEVSLP (Device Sleep), the SU800 M.2 2280 instantly upgrades notebook & desktop PCs with superior stability, durability, & power efficiency. Read/write performance of up to 560/520MB/s Wide capacity range: 128GB to 1TB Intelligent SLC Caching & DRAM Cache Buffer Advanced hardware LDPC ECC Technology DEVSLP (Device Sleep) supported High TBW for extended drive longevity Free software: SSD Toolbox & Migration Utility Supports S.M.A.R.T, TRIM Comm&, & NCQ