Toshiba 6x burn speed dual layer drive (Model SD-R5472)
 

LINK: http://techneek.co.uk/content.php?review.28

QUOTE:
"Toshiba have sent us their latest, and fastest DVD ±R/RW drive - the SD-R5472 6x burn speed dual layer drive. Supporting a whole range of DVD and CD types, it has the ability to store upto 8.5gb on a single disk, and it's very fast read and write speeds, at first glances this looks like the ultimate drive. But is it? We find out!"