New 52x CD-ROM from Lite-On:
http://www.liteonamericas.com/us/CDROM_ltn527t.htm
Features
* E-IDE interface
* 5 1/4", half height, internal CD-ROM drive
* Optional vertical mount
* CAV spindle rotation mode
* SMART-X Smart Monitoring & Adjusting Read-speed Technology for eXtraction
* 52X maximum data transfer rate
* Fast access time
* CD-DA, CD-ROM/XA, CD-I, Karaoke CD, Video CD, Multi-session Photo CD, CD extra, CD Plus, CD-R and CD-RW Discs compliant
* MTBF 70,000 POH
* Ultra DMA mode2, DMA mode 2, and PIO mode 4
* Power saving functions
* “ ABS “ auto balance spindle design
* Optional flash ROM supports on line programming capability
Specifications
* Speed : CD-ROM 52x ( 22x ~ 52x, Average 38x )
* Interface : ATAPI-E / IDE
* Sustained Transfer Rate : 3300 ~ 7800KB/sec ( Average : 5700KB/sec )
* Burst Transfer Rate : PIO mode 4 ( 16.6MB/sec ), SW DMA 2 ( 8.3MB/sec ), MW DMA 2 ( 16.6MB/sec ), Ultra-DMA 2 ( 33.3MB/sec)
* Access Time : 80ms ( typical )
* Support Disc Format : CD-ROM / XA, CD-DA, Mixed-Mode, CD-I, VCD, Photo-CD, CD-Extra, CD-TEXT
CD-R, CD-RW, Single / Multi-Session, Karaoke-CD, I-Trax, E-CD, 8cm & 12cm disc
If you're wondering, its 2cm shorter than their other 52x CD-ROM.