Fudzilla: "Although several companies have announced 512GB SSDs, SuperTalent is the first one to actually ship its MasterDrive RX 512GB.
Apart from the 512GB model, the MasterDrive RX is also available in in 128GB and 256GB capacities. The smaller models are available in SLC and MLC flavours, with read/write speeds of 230/200 and 230/160 MB/s respectively. The 512GB drive is MLC-based. Note that MLC drives come with a 2-year warranty, while SLC drives are backed by a 3-year warranty."