Proper SSD from Samsung's 830-series. 256 GB. So called solid-state discs (SSD) stores data on memory chips of flash- make instead of magnetically on rotating discs as in conventional hard disks. Released in 2011.
The best price for Samsung 830 Series MZ-7PC256 256GB right now is £137.14. PriceSpy compares deals and offers from online and local shops.