Product comparison · 2 optical disc drives

NEC AD-7633 black vs NEC BC-5500A optical disc drive Internal Black

11specifications compared
6differ
5identical
24known for one product only

Key differences

Drive device, buffer size
- AD-7633 black:2 MB
- BC-5500A optical disc drive Internal Black:4.5 MB
CD write speed
- AD-7633 black:24x
- BC-5500A optical disc drive Internal Black:16x
CD rewrite speed
- AD-7633 black:16x
- BC-5500A optical disc drive Internal Black:10x
DVD drive average random access time
- AD-7633 black:190 ms
- BC-5500A optical disc drive Internal Black:200 ms
Weight
- AD-7633 black:160 g
- BC-5500A optical disc drive Internal Black:200 g
Dimensions (WxDxH)
- AD-7633 black:12.7 x 128 x 129 mm
- BC-5500A optical disc drive Internal Black:128 x 129 x 12.7 mm

Side by side

Differences highlightedShow differences only

Comparison of AD-7633 black, BC-5500A
35 specifications	A NEC AD-7633 black View product	B NEC BC-5500A optical disc drive Internal Black Model BC-5500A View product
Designidentical
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
MountingKnown for one	Unknown — not stated by the source	Vertical/Horizontal
Performance1 differ
Drive device, buffer sizeDiffers	2 MB	4.5 MB
Writing speed2 differ
CD write speedDiffers	24x	16x
CD rewrite speedDiffers	16x	10x
DVD+R Double Layer write speedKnown for one	4x	Unknown — not stated by the source
DVD+R write speedKnown for one	8x	Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer write speedKnown for one	4x	Unknown — not stated by the source
DVD-R write speedKnown for one	8x	Unknown — not stated by the source
DVD-RAM write speedKnown for one	5x	Unknown — not stated by the source
DVD-RW write speedKnown for one	6x	Unknown — not stated by the source
Reading speedidentical
DVD read speedKnown for one	8x	Unknown — not stated by the source
BD-ROM read speedKnown for one	Unknown — not stated by the source	2x
DVD+R read speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer read speedKnown for one	Unknown — not stated by the source	4x
DVD-R read speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	5x
DVD-RW read speedKnown for one	Unknown — not stated by the source	4x
DVD+R Double Layer read speedKnown for one	Unknown — not stated by the source	4x
DVD+RW read speedKnown for one	Unknown — not stated by the source	4x
Access time1 differ
DVD drive average random access timeDiffers	190 ms	200 ms
BD-ROM average random access timeKnown for one	Unknown — not stated by the source	320 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Multi sessionKnown for one	Yes	Unknown — not stated by the source
Session-at-once (SAO)Known for one	Yes	Unknown — not stated by the source
Track-at-once (TAO)Known for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	160 g	200 g
Other features1 differ
Dimensions (WxDxH)Differs	12.7 x 128 x 129 mm	128 x 129 x 12.7 mm
Media types supportedKnown for one	Unknown — not stated by the source	BD-R, BD-R DL, BD-RE, BD-RE DL, DVD-R, DVD-ROM, DVD-R, DVD-R DL, DVD-RW, DVD-RAM, DVD +R, DVD +R9, DVD +RW, CD-R, CD-RW, BD-ROM, BD-AV (read), DVD-ROM, DVD-Video, CD-DA, CD-ROM (XA), CD Extra, Video CD, Photo CD, CD Text

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.

More optical disc drive comparisons

All optical disc drive comparisons