Product comparison · 2 optical disc drives

LG CT40N optical disc drive Internal Black vs LG GE24NU30 optical disc drive DVD±R/RW

27specifications compared
24differ
3identical
29known for one product only

Key differences

Internal
- CT40N optical disc drive Internal Black:Yes
- GE24NU30 optical disc drive DVD±R/RW:No
Interface
- CT40N optical disc drive Internal Black:Serial ATA
- GE24NU30 optical disc drive DVD±R/RW:USB 2.0
CD-R write speed
- CT40N optical disc drive Internal Black:24x
- GE24NU30 optical disc drive DVD±R/RW:48x
CD-RW write speed
- CT40N optical disc drive Internal Black:24x
- GE24NU30 optical disc drive DVD±R/RW:32x
DVD+R Double Layer write speed
- CT40N optical disc drive Internal Black:6x
- GE24NU30 optical disc drive DVD±R/RW:8x
DVD+R write speed
- CT40N optical disc drive Internal Black:8x
- GE24NU30 optical disc drive DVD±R/RW:24x
DVD-R Double Layer write speed
- CT40N optical disc drive Internal Black:6x
- GE24NU30 optical disc drive DVD±R/RW:8x
DVD-R write speed
- CT40N optical disc drive Internal Black:8x
- GE24NU30 optical disc drive DVD±R/RW:24x

Side by side

Differences highlightedShow differences only

Comparison of CT40N, GE24NU30
56 specifications	A LG CT40N optical disc drive Internal Black Model CT40N View product	B LG GE24NU30 optical disc drive DVD±R/RW Model GE24NU30 View product
Design1 differ
InternalDiffers	Yes	No
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
Product colourKnown for one	Black	Unknown — not stated by the source
MountingKnown for one	Horizontal	Unknown — not stated by the source
Performance1 differ
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±R/RW
InterfaceDiffers	Serial ATA	USB 2.0
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Disc types supportedKnown for one	BD-R, BD-R DL, BD-RE, BD-RE DL, BD-ROM, CD-R, CD-ROM, CD-RW, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-RAM, DVD-ROM, DVD-RW	Unknown — not stated by the source
Optical disc diameterKnown for one	120 mm	Unknown — not stated by the source
DVD-ROM transfer rate (sustained mode)Known for one	11.08 MB/s	Unknown — not stated by the source
Writing speed7 differ
CD write speedKnown for one	Unknown — not stated by the source	48x
CD rewrite speedKnown for one	Unknown — not stated by the source	32x
CD-R write speedDiffers	24x	48x
CD-RW write speedDiffers	24x	32x
DVD+R Double Layer write speedDiffers	6x	8x
DVD+R write speedDiffers	8x	24x
DVD-R Double Layer write speedDiffers	6x	8x
DVD-R write speedDiffers	8x	24x
DVD-RAM write speedDiffers	5x	12x
Reading speed9 differ
CD read speedKnown for one	Unknown — not stated by the source	48x
CD-R read speedDiffers	24x	48x
CD-ROM read speedDiffers	24x	48x
CD-RW read speedDiffers	24x	40x
DVD+R read speedDiffers	8x	16x
DVD-R read speedDiffers	8x	16x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	12x
DVD-ROM read speedDiffers	8x	16x
DVD-RW read speedDiffers	8x	13x
DVD+R Double Layer read speedDiffers	6x	12x
DVD+RW read speedDiffers	8x	13x
BD-R Dual Layer read speedKnown for one	4.8x	Unknown — not stated by the source
BD-R read speedKnown for one	6x	Unknown — not stated by the source
BD-RE Dual Layer read speedKnown for one	4.8x	Unknown — not stated by the source
BD-RE read speedKnown for one	6x	Unknown — not stated by the source
BD-ROM read speedKnown for one	6x	Unknown — not stated by the source
DVD-R Double Layer read speedKnown for one	6x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	145 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	125 ms
Weight & dimensions4 differ
WidthDiffers	128 mm	160 mm
DepthDiffers	127 mm	230 mm
HeightDiffers	12.7 mm	50 mm
WeightDiffers	170 g	1.2 kg
Other features2 differ
Dimensions (WxDxH)Differs	128 x 127 x 12.7 mm	160 x 230 x 50 mm
Minimum RAMKnown for one	Unknown — not stated by the source	256 MB
Minimum processorKnown for one	Unknown — not stated by the source	Intel Pentium III 1.0GHz
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	20 GB
CD transfer rate (sustained mode)Differs	3600 KB/s	7200 KB/s
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7, Windows Vista, Windows XP, Windows, Windows 2000 Professional, Mac OS 10.4.10
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Maximum data transfer rateKnown for one	Unknown — not stated by the source	480 Mbit/s
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Read speedKnown for one	Unknown — not stated by the source	22.16 MB/s
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Wi	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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