Product comparison · 2 internal hard drives

Origin Storage 1TB Lat E6540 vs Origin Storage 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay

Key differences

HDD capacity
- 1TB Lat E6540:1 TB
- 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay:500 GB
Interface
- 1TB Lat E6540:Serial ATA III
- 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay:Serial ATA
Storage drive buffer size
- 1TB Lat E6540:8 MB
- 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay:32 MB
Average seek time
- 1TB Lat E6540:12 ms
- 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay:13 ms
Average latency
- 1TB Lat E6540:5.6 ms
- 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay:4.2 ms
Width
- 1TB Lat E6540:69.8 mm
- 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay:70 mm
Height
- 1TB Lat E6540:9.5 mm
- 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay:7 mm

Differences highlightedShow differences only

Comparison of DELL-1000S/5-NB71-LH, UNI-500S/7-NB2
35 specifications	A Origin Storage 1TB Lat E6540 Model DELL-1000S/5-NB71-LH View product	B Origin Storage 500GB Uni N/B Hard Drive Kit 5400RPM SATA Optical (2nd) Bay Model UNI-500S/7-NB2 View product
Features5 differ
HDD capacityDiffers	1 TB	500 GB
InterfaceDiffers	Serial ATA III	Serial ATA
Storage drive buffer sizeDiffers	8 MB	32 MB
Average seek timeDiffers	12 ms	13 ms
Average latencyDiffers	5.6 ms	4.2 ms
Read seek timeKnown for one	Unknown — not stated by the source	13 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	1 ms
Poweridentical
Power consumption (standby)Known for one	0.2 W	Unknown — not stated by the source
Power consumption (idle)Known for one	0.7 W	Unknown — not stated by the source
Power consumption (read)Known for one	2.2 W	Unknown — not stated by the source
Power consumption (write)Known for one	2.2 W	Unknown — not stated by the source
Operational conditionsidentical
Operating vibrationKnown for one	1.5 G	Unknown — not stated by the source
Operating altitudeKnown for one	-300 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-400 - 15000 m	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	69.8 mm	70 mm
HeightDiffers	9.5 mm	7 mm
Other featuresidentical
Compatible productsKnown for one	Dell Latitude E6540	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.