HP 647947-001 optical disc drive Internal vs Lenovo Super Multi

Comparison of 647947-001, Super Multi

28 specifications	A HP 647947-001 optical disc drive Internal Model 647947-001 View product	B Lenovo Super MultiView product
Designidentical
Internal	Yes	Yes
Product colourKnown for one	—Unknown — not stated by the source	Black
Disc loading typeKnown for one	—Unknown — not stated by the source	Tray
Performanceidentical
Disc types supportedKnown for one	BD-R, BD-RE, CD-R, CD-RW, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-RAM, DVD-RW	—Unknown — not stated by the source
Interface	Serial ATA	Serial ATA
Optical drive typeKnown for one	—Unknown — not stated by the source	DVD±RW
Writing speedidentical
CD-R write speedKnown for one	24x	—Unknown — not stated by the source
CD-RW write speedKnown for one	16x	—Unknown — not stated by the source
BD-R write speedKnown for one	6x	—Unknown — not stated by the source
BD-RE rewrite speedKnown for one	2x	—Unknown — not stated by the source
DVD+R Double Layer write speedKnown for one	6x	—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	6x	—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
CD-ROM read speedKnown for one	24x	—Unknown — not stated by the source
BD-R read speedKnown for one	6x	—Unknown — not stated by the source
BD-RE read speedKnown for one	2x	—Unknown — not stated by the source
DVD-ROM read speedKnown for one	8x	—Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	185 ms	—Unknown — not stated by the source
BD-ROM average random access timeKnown for one	205 ms	—Unknown — not stated by the source
CD-ROM drive average random access timeKnown for one	165 ms	—Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	146 mm
DepthKnown for one	—Unknown — not stated by the source	170 mm
HeightKnown for one	—Unknown — not stated by the source	41.3 mm
WeightKnown for one	—Unknown — not stated by the source	900 g

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.