HP 550 Applicable disc Read, Write, Access time, Cache buffer Data transfer rate, Transfer mode

DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe specifications

Applicable disc	Read:
	CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-
	ROM, CD-ROM XA, MIXED MODE CD, CD-I,
	CD-I Bridge (Photo-CD, Video CD), Multisession
	CD (Photo-CD, CD-EXTRA, Portfolio, CD-R, CD-
	RW), CD-R, CD-RW, DVD-ROM (DVD-5,
	DVD-9, DVD-10, DVD-18), DVD-R, DVD-RW,
	DVD+R, DVD+RW, DVD-RAM

Write:

CD-R and CD-RW

DVD+R, DVD+RW, DVD-R, DVD- RW, DVD-RAM

Access time	CD	DVD
Random	< 160 ms	< 190 ms
Cache buffer	2 MB
Data transfer rate
24X CD-ROM	3,600 KB/sec
8X DVD-ROM	10,800 KB/sec
24X CD-R	3,600 KB/sec
24X CD-RW	3,600 KB/sec
8X DVD+R	10,800 KB/sec
8X DVD-R	10,800 KB/sec
8X DVD+RW	10,800 KB/sec
6X DVD-RW	8,100 KB/sec
6X DVD±DUAL	8,100 KB/sec
5X DVD-RAM	6,750 KB/sec
Transfer mode	Multiword DMA Mode

DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe specifications 91