BenQ 656a 56x oem black Bulk vs BenQ CD 56xspd IDE int Retail

Comparison of 656a 56x oem black Bulk, CD 56xspd IDE int Retail

13 specifications	A BenQ 656a 56x oem black BulkView product	B BenQ CD 56xspd IDE int RetailView product
Designidentical
Internal	Yes	Yes
Product colour	White	White
Performanceidentical
Drive device, buffer size	128 MB	128 MB
Burst transfer rate	8400 MB/s	8400 MB/s
Reading speedidentical
CD read speed	56x	56x
Access timeidentical
Access time	90 ms	90 ms
Operational conditionsidentical
Operating relative humidity (H-H)	15 - 90%	15 - 90%
Operating temperature (T-T)	5 - 40 °C	5 - 40 °C
Weight & dimensionsidentical
Weight	1 kg	1 kg
Other featuresidentical
Power requirements	DC 5V +/- 5%, 1.2A Max, DC12V +/- 5%, 1.0A Max	DC 5V +/- 5%, 1.2A Max, DC12V +/- 5%, 1.0A Max
Dimensions (WxDxH)	148 x 42 x 198 mm	148 x 42 x 198 mm
Compatible operating systems	Windows 95/98/ME/NT 4.0/2000/XP	Windows 95/98/ME/NT 4.0/2000/XP
Drive devices applicable disk format	CD-audio, CD-ROM (mode 1 and mode 2), CD-ROM XA (mode 2, form 2), CD-Plus, CD-i / FMV, Video CD, Photo CD (single- & multi-session), I-TRAX enhanced CD, Karaoke CD, CD-R, CD-RW	CD-audio, CD-ROM (mode 1 and mode 2), CD-ROM XA (mode 2, form 2), CD-Plus, CD-i / FMV, Video CD, Photo CD (single- & multi-session), I-TRAX enhanced CD, Karaoke CD, CD-R, CD-RW

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.