The X850 XT cards are powered by ATi's latest GPU, codenamed R480. They come in two flavours, the X850 XT and X850 XT Platinum Edition (from now on just PE).

Sony is probably among the first companies that used blue-laser technolgy to an optical storage drive. The format announced back at August 2003 with main feature of providing 23.3GB of storage capacity on just one single-sided media, and with data transfer rates as high as 11 MB/sec!