DVDInfoPro is a nice tool that gives you details of the functionalities and speeds of all types of DVD and CD drives. It also provides information on the inserted DVD media. The program recognizes both DVD-R/RW and DVD+R/RW.
Some of the newer features in: -Added Optiarc drives to PIPO scanning -New and improved visual interface -Blu-ray and HD-DVD support -New System Information feature with accurate cpu speed calculation -New Samsung PIPO parity scanning -New Benq fast PIPO scanning for 8x and 16x drives -New PIPO data & graphical save formats (PNG, GIF, JPG, BMP) -New Colour options for graphs and plotting via colour picker -New DVD-RDL, DVD+RDL (Double Layer) support added -LG, BENQ, NU, NEC, BTC, Liteon, Micro Advantage bitsetting added -Access to new DVD-R/RW bitsetting functions added by Nu, BTC and Micro Advantage -New Media revision field added to Media info -CD/DVD Speed & Error Test functions -Expanded Drive & Media Info sections. -Recognition of DDCD, HD-BURN & Mt Rainier technologies -Check for program update on web feature. -Regular updates. -And More...