Product comparison · 2 optical disc drives

HP 16X SATA Blu-ray Writer vs HP RM475E optical disc drive Black

4specifications compared
3differ
1identical
35known for one product only

Key differences

Internal
- 16X SATA Blu-ray Writer:Yes
- RM475E optical disc drive Black:No
Interface
- 16X SATA Blu-ray Writer:Serial ATA
- RM475E optical disc drive Black:USB
DVD+R read speed
- 16X SATA Blu-ray Writer:12x
- RM475E optical disc drive Black:8x

Side by side

Differences highlightedShow differences only

Comparison of 16X SATA Blu-ray Writer, RM475E
39 specifications	A HP 16X SATA Blu-ray Writer View product	B HP RM475E optical disc drive Black Model RM475E View product
Design1 differ
InternalDiffers	Yes	No
Product colour	Black	Black
Performance1 differ
InterfaceDiffers	Serial ATA	USB
Optical disc diameterKnown for one	Unknown — not stated by the source	120 mm
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	60000 h
Writing speedidentical
CD-R write speedKnown for one	40x	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	4.8x	Unknown — not stated by the source
DVD+R write speedKnown for one	12x	Unknown — not stated by the source
Reading speed1 differ
CD-R read speedKnown for one	40x	Unknown — not stated by the source
CD-ROM read speedKnown for one	40x	Unknown — not stated by the source
CD-RW read speedKnown for one	40x	Unknown — not stated by the source
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	4.8x	Unknown — not stated by the source
BD-ROM read speedKnown for one	6x	Unknown — not stated by the source
DVD+R read speedDiffers	12x	8x
DVD-R Double Layer read speedKnown for one	8x	Unknown — not stated by the source
DVD-R read speedKnown for one	12x	Unknown — not stated by the source
DVD-ROM read speedKnown for one	6x	Unknown — not stated by the source
DVD-RW read speedKnown for one	10x	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	10x	Unknown — not stated by the source
CD read speedKnown for one	Unknown — not stated by the source	24x
DVD read speedKnown for one	Unknown — not stated by the source	8x
Weight & dimensionsidentical
WeightKnown for one	907 g	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	149.86 x 203.2 x 43.18 mm	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows Vista Business 64/32, Vista Home Basic 32, Windows 2000 Windows XP Professional / Windows XP Home 32 Red Hat Enterprise Linux(RHEL) WS3, WS4, 5 Desktop/Workstation Novell SLES 9 & SLE 10	Unknown — not stated by the source
Media types supportedKnown for one	Unknown — not stated by the source	DVD±R/±RW, DVD±R DL, DVD-RAM, DVD-ROM, CD-R/RW/ROM
Minimum RAMKnown for one	Unknown — not stated by the source	128 MB
Minimum processorKnown for one	Unknown — not stated by the source	1.3 GHz Pentium IV
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	130 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	130 ms
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 65 °C

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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