sony dru 830A is 18X -good buy but also check the avaibility of
Lite-On Super-Multi LH20A1H -20X
Specifications
Cache Size 2 MB
DVD+R Write Speed 20x
DVD-R Write Speed 20x
DVD-RAM Write Speed 12x
CD Write Speed 48x
CD Rewrite Speed 24x
Color Black
Silver
Interface Type E-IDE / ATAPI
Features
* ATAPI / E-IDE Half-Height internal DVD+R / DVD+RW / DVD-R / DVD-RW / DVD+R9 / DVD-R9 / DVD-RAM / DVD-ROM / CD-R / CD-RW / CD-ROM combination drive.
* Support Double Layer DVD+ / - R9 Recording Function.
* SMART-BURN avoiding Buffer UnderRun Error, Automatically adjusting writing strategy & running OPC to provide the best burning quality.
* SMART-X function adjusts CD-DA / VCD / DVD data extraction to a fastest allowable speed according to both data request rate from host and disk quality.
* ABS® system reduce vibration and noise during recording and reading.
* Support Fixed Packet, Variable Packet, TAO, SAO, DAO, Raw Mode Burning & Over-Burn.
* DVD read compliant : DVD single / dual layer ( PTP / OTP ), DVD-R ( 3.9 GB / 4.7 GB ), DVD-R multi-borders, DVD+R, DVD+R multi-sessions, DVD-RW, and DVD+RW.
* CD read compliant : CD-DA, CD-ROM, CD-ROM / XA, Photo-CD, Multi-session, Karaoke-CD, Video-CD, CD-I FMV, CD Extra, CD Plus, CD-R, and CD-RW.
* Support both 8 cm and 12 cm disc of CD and DVD family.
* Conform to Orange Book : Part 2 CD-R Volume 1, Part 2 CD-R Volume 2 Multi Speed, Part 3 CD-RW Volume 1 ( 1x, 2x, and 4x ), Part 3 CD-RW Volume 2 : High Speed, Part 3 CD-RW Volume 3 : Ultra Speed.
* Supported transfer mode : PIO mode 4, DMA mode 2 and Ultra DMA mode 4.
* Support Lightscribe direct disk labeling to Lightscribe media.