Lite-On 52x32x52 Internal CD-RW/DVD-ROM Drive (SOHC-5232K) Lite-On 52x CD-RW &amp; 16x DVD-ROM IDE Drive General Features: Beige bezel 52x maximum write speed 32x maximum rewrite speed 52x maximum read speed 16x DVD-ROM read speed 2 MB buffer 120 ms access time (CD) 140 ms access time (DVD) Smart Burn buffer under run prevention SMART-X Smart Monitoring &amp; Adjusting Technology Mt. Rainier support Support PIO mode 4, DMA mode 2 and Ultra DMA mode 2