Dell Home has this OCZ Vertex 4 2.5" 512GB SATA III MLC Solid State Drive for $569.99, but you can get it for $469.99 when you use the coupon code and $20 mail-in rebate
. Features Indilinx Everest 2 NAND controller, 0.02ms access latency, TRIM support, and up to 560MB/s read and 510MB/s write speeds. Buy.com
has the same item for $549.99. Shipping is free.