HP 245 G4 User Manual

DVD±RW SuperMulti DL Drive specications
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
Center hole diameter 1.5 cm (0.59 in)
Disc diameter
Standard disc 12 cm (4.72 in)
Mini disc 8 cm (3.15 in)
Disc thickness 1.2 mm (0.047 in)
Track pitch 0.74 µm
Access time CD DVD
Random < 175 ms < 230 ms
Full stroke < 285 ms < 335 ms
Audio output level Line-out, 0.7 Vrms
Cache buer 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
16X CD-RW 2,400 KB/sec
8X DVD+R 10,800 KB/sec
4X DVD+RW 5,400 KB/sec
8X DVD-R 10,800 KB/sec
4X DVD-RW 5,400 KB/sec
2.4X DVD+R(9) 2,700 KB/sec
5X DVD-RAM 6,750 KB/sec
Transfer mode Multiword DMA Mode
Startup time < 15 seconds
Stop time < 6 seconds
100 Chapter 14 Specications

HP 245 G4 Specifications

General

Storage	128GB SSD
Display	1366 x 768
Graphics	AMD Radeon R4 Graphics
Operating System	Windows 10 Home
Battery	41 Wh Li-ion
Wireless	802.11b/g/n
Ports	2 x USB 2.0, 1 x HDMI, 1 x RJ-45, 1 x headphone/microphone combo