HP Compaq dc7800 Series

2-14 www.hp.com Technical Reference Guide
System Overview
NOTE
[1] USDT models use “slim” drive that uses an IDE interface through SATA bridge.
[2] Requires special label-etchable media.
Table 2-10
Optical Drive Specifications
Parameter DVD-ROM CD-RW/DVD-ROM Combo
DVD/CD-RW SuperMulti
LightScribe Combo
Interface Type SATA [1] SATA [1] SATA [1]
Max. read/write speeds
by media type
DVD-RAM: 4x/na
DVD+RW: 8x/na
DVD-RW: 8x/na
DVD+R DL: 8x/na
DVD-R DL: 8x/na
DVD-ROM: 16x/na
DVD+R: 8x/na
DVD-R: 8x/na
CD-ROM: 48x/na
CD-RW: 32x/na
CD-R: 48x/na
DV D - R AM : 12 x / 12 x
DVD+RW: 8x/8x
DVD-RW: 8x/6x
DVD+R DL: 8x/8x
DVD-R DL: 8x/8x
DVD-ROM: 16x/na
DVD-ROM DL: 8x/na
DV D + R : 16 x /16 x
DV D - R : 16 x / 16 x
CD-ROM: 48x/na
CD-RW: 32x/32x
CD-R: 48x/48x
DV D - R AM : 12 x / 12 x
DVD+RW: 8x/8x
DVD-RW: 8x/6x
DVD+R DL: 8x/8x
DVD-R DL: 8x/8x
DVD-ROM: 16x/na
DVD-ROM DL: 8x/na
DVD+R: 16x/16x
DVD-R: 16x/16x
CD-ROM: 48x/na
CD-RW: 32x/32x
CD-R: 48x/48x
Maximum Transfer Rate
(Reads)
DVD:, 21.6 KB/s;
CD: 7.2 KB/s
DVD:, 21.6 KB/s;
CD: 7.2 KB/s
DVD:, 21.6 KB/s;
CD: 7.2 KB/s
Media Capacity (DVD) DL: 8.5 GB, Std: 4.7 GB DL: 8.5 GB, Std: 4.7 GB DL: 8.5 GB, Std: 4.7 GB
Average Access Time:
Random
Full Stroke
DVD: <140 ms, CD: <125
ms
DVD: <250 ms, CD: <210
ms
DVD: <140 ms, CD: <125 ms
DVD: <250 ms, CD: <210 ms
DVD: <140 ms, CD: <125 ms
DVD: <250 ms, CD: <210 ms
Media lable creation? No No Yes [2]