Product comparison · 2 internal hard drives

Dell 320GB PowerVault RD1000 vs Dell 500GB PowerVault RD1000

Key differences

HDD capacity
- 320GB PowerVault RD1000:320 GB
- 500GB PowerVault RD1000:750 GB
Compressed capacity
- 320GB PowerVault RD1000:640 GB
- 500GB PowerVault RD1000:1.5 TB

Differences highlightedShow differences only

Comparison of 320GB PowerVault RD1000, 500GB PowerVault RD1000
24 specifications	A Dell 320GB PowerVault RD1000 View product	B Dell 500GB PowerVault RD1000 View product
Features1 differ
HDD capacityDiffers	320 GB	750 GB
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Access time	15 ms	15 ms
Bytes per sector	512	512
Mean time between failures (MTBF)	550000 h	550000 h
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Start-up current	1.8 A	1.8 A
Operational conditionsidentical
Operating temperature (T-T)	10 - 40 °C	10 - 40 °C
Storage temperature (T-T)	-40 - 65 °C	-40 - 65 °C
Operating relative humidity (H-H)	20 - 80%	20 - 80%
Storage relative humidity (H-H)	10 - 90%	10 - 90%
Operating vibration	0.25 G	0.25 G
Non-operating vibration	1.54 G	1.54 G
Operating shock	31 G	31 G
Non-operating shock	71 G	71 G
Weight & dimensionsidentical
Width	146 mm	146 mm
Depth	171.9 mm	171.9 mm
Height	41.4 mm	41.4 mm
Weight	635 g	635 g
Other features1 differ
Product colour	Black	Black
Drive device, transfer rate	480 MB/s	480 MB/s
Protective rubber jacket	Yes	Yes
Compressed capacityDiffers	640 GB	1.5 TB

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.