LG WP50NB40. Purpose: Desktop, Optical drive type: Blu-Ray DVD Combo, Interface: USB 2.0. CD write speed: 24x, DVD+R write speed: 8x, CD-R write speed: 24x. CD read speed: 24x, CD-R read speed: 24x, CD-RW read speed: 24x. DVD drive average random access time: 200 ms, CD-ROM drive average random access time: 200 ms, BD-ROM average random access time: 250 ms. Windows operating systems supported: Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64,...
ASUS DRW-24F1ST. Product color: Black, Disc loading type: Tray, Mounting: Vertical/Horizontal. Purpose: Desktop, Optical drive type: DVD Super Multi DL, Interface: Serial ATA. CD write speed: 48x, DVD+R write speed: 24x, CD rewrite speed: 24x. CD read speed: 48x, CD-R read speed: 48x, CD-RW read speed: 40x. DVD drive average random access time: 130 ms, CD-ROM drive average random access time: 170 ms