HP dvd1270E optical disc drive DVD±RW vs Lenovo 0A33988 optical disc drive Black

Comparison of dvd1270E, 0A33988

39 specifications	A HP dvd1270E optical disc drive DVD±RW Model dvd1270E View product	B Lenovo 0A33988 optical disc drive Black Model 0A33988 View product
Designidentical
Product colourKnown for one	—Unknown — not stated by the source	Black
Performanceidentical
Optical drive typeKnown for one	DVD±RW	—Unknown — not stated by the source
Disc types supportedKnown for one	CD, CD-R, CD-RW, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-RW	—Unknown — not stated by the source
LightScribeKnown for one	Yes	—Unknown — not stated by the source
Drive device, buffer sizeKnown for one	—Unknown — not stated by the source	2 MB
Writing speedidentical
CD-R write speedKnown for one	48x	—Unknown — not stated by the source
CD-RW write speedKnown for one	32x	—Unknown — not stated by the source
DVD+R Double Layer write speedKnown for one	12x	—Unknown — not stated by the source
DVD+R write speedKnown for one	24x	—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	12x	—Unknown — not stated by the source
DVD-R write speedKnown for one	24x	—Unknown — not stated by the source
DVD-RAM write speedKnown for one	12x	—Unknown — not stated by the source
DVD-RW write speedKnown for one	6x	—Unknown — not stated by the source
Reading speed1 differ
CD-ROM read speedKnown for one	48x	—Unknown — not stated by the source
DVD-ROM read speedDiffers	16x	8x
CD read speedKnown for one	—Unknown — not stated by the source	24x
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	15 - 80%	—Unknown — not stated by the source
Operating temperature (T-T)Known for one	5 - 35 °C	—Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	15 - 95%	—Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 65 °C	—Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	—Unknown — not stated by the source
ManualKnown for one	Yes	—Unknown — not stated by the source
Other featuresidentical
Power requirementsKnown for one	+5V+/-5%; +12V+/-10%	—Unknown — not stated by the source
Minimum system requirementsKnown for one	1024x768 px IEEE 1394 USB 2.0	—Unknown — not stated by the source
Minimum RAMKnown for one	128 MB	—Unknown — not stated by the source
Minimum processorKnown for one	Pentium IV, 1.3GHz	—Unknown — not stated by the source
Minimum storage drive spaceKnown for one	1024 MB	—Unknown — not stated by the source
CD transfer rate (sustained mode)Known for one	150 KB/s	—Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 7 (32-bit/x64) Windows Vista (32-bit/x64) Windows XP SP4 Windows 2000 SP4	—Unknown — not stated by the source
Number of optical discsKnown for one	1 discs	—Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	—Unknown — not stated by the source
USB cableKnown for one	Yes	—Unknown — not stated by the source
DVD transfer rate (sustained mode)Known for one	1350 KB/s	—Unknown — not stated by the source
Dimensions (WxDxH)Known for one	—Unknown — not stated by the source	140 x 131.3 x 17.1 mm
Access timeidentical
Access timeKnown for one	—Unknown — not stated by the source	210 ms
Weight & dimensionsidentical
WeightKnown for one	—Unknown — not stated by the source	250 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.