Product comparison · 2 optical disc drives

ASUS SDRW-08D2S-U/B optical disc drive Black vs HP 456797-001 optical disc drive Internal DVD±RW

5specifications compared
2differ
3identical
50known for one product only

Key differences

Internal
- SDRW-08D2S-U/B optical disc drive Black:No
- 456797-001 optical disc drive Internal DVD±RW:Yes
CD rewrite speed
- SDRW-08D2S-U/B optical disc drive Black:16x
- 456797-001 optical disc drive Internal DVD±RW:24x

Side by side

Differences highlightedShow differences only

Comparison of SDRW-08D2S-U/B, 456797-001
55 specifications	A ASUS SDRW-08D2S-U/B optical disc drive Black Model SDRW-08D2S-U/B View product	B HP 456797-001 optical disc drive Internal DVD±RW Model 456797-001 View product
Design1 differ
InternalDiffers	No	Yes
Product colourKnown for one	Black	Unknown — not stated by the source
Disc loading typeKnown for one	Tray	Unknown — not stated by the source
MountingKnown for one	Vertical/Horizontal	Unknown — not stated by the source
Performanceidentical
Drive device, buffer sizeKnown for one	1 MB	Unknown — not stated by the source
Optical disc diameterKnown for one	120 mm	Unknown — not stated by the source
PurposeKnown for one	Unknown — not stated by the source	Laptop
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
InterfaceKnown for one	Unknown — not stated by the source	EIDE/ATA
Compatible productsKnown for one	Unknown — not stated by the source	Compaq 6520s, Compaq 6720s, Compaq 6820s
Writing speed1 differ
CD rewrite speedDiffers	16x	24x
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
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	8x	Unknown — not stated by the source
Reading speedidentical
CD-R read speedKnown for one	24x	Unknown — not stated by the source
CD-ROM read speedKnown for one	24x	Unknown — not stated by the source
CD-RW read speedKnown for one	24x	Unknown — not stated by the source
DVD+R read speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer read speedKnown for one	8x	Unknown — not stated by the source
DVD-R read speedKnown for one	8x	Unknown — not stated by the source
DVD-RAM read speedKnown for one	5x	Unknown — not stated by the source
DVD-RW read speedKnown for one	8x	Unknown — not stated by the source
DVD+R Double Layer read speedKnown for one	8x	Unknown — not stated by the source
DVD+RW read speedKnown for one	8x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	160 ms	Unknown — not stated by the source
CD-ROM drive average random access timeKnown for one	140 ms	Unknown — not stated by the source
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
Packet writingKnown for one	Yes	Unknown — not stated by the source
Random writeKnown for one	Yes	Unknown — not stated by the source
Sequential writingKnown 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
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 - 40 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-30 - 60 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	313 g	Unknown — not stated by the source
Other featuresidentical
Power requirementsKnown for one	USB +5V ± 5%	Unknown — not stated by the source
Media types supportedKnown for one	DVD+R, DVD-R, DVD+RW, DVD-RW, DVD-ROM, DVD+R(DL), DVD-R(DL), DVD-ROM(DL), DVD-RAM, CD-R, CD-RW, CD-ROM, DVD, VCD	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	142 x 157 x 21 mm	Unknown — not stated by the source
Minimum RAMKnown for one	512 MB	Unknown — not stated by the source
Minimum processorKnown for one	Intel Pentium 4 / AMD Athlon 2100+	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	10 GB	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 7, Windows Vista, Windows XP	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	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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