Product comparison · 2 internal hard drives

Dell 1TB 2.5" SATA vs Dell 320GB PowerVault RD1000

5specifications compared
3differ
2identical
30known for one product only

Key differences

HDD capacity
- 1TB 2.5" SATA:1 TB
- 320GB PowerVault RD1000:320 GB
HDD size
- 1TB 2.5" SATA:2.5"
- 320GB PowerVault RD1000:3.5"
Operating voltage
- 1TB 2.5" SATA:5 V
- 320GB PowerVault RD1000:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 1TB 2.5" SATA, 320GB PowerVault RD1000
35 specifications	A Dell 1TB 2.5" SATA View product	B Dell 320GB PowerVault RD1000 View product
Features2 differ
HDD capacityDiffers	1 TB	320 GB
HDD sizeDiffers	2.5"	3.5"
Interface	Serial ATA	Serial ATA
Access timeKnown for one	Unknown — not stated by the source	15 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	550000 h
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	1.8 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 65 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Operating vibrationKnown for one	Unknown — not stated by the source	0.25 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	1.54 G
Operating shockKnown for one	Unknown — not stated by the source	31 G
Non-operating shockKnown for one	Unknown — not stated by the source	71 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	146 mm
DepthKnown for one	Unknown — not stated by the source	171.9 mm
HeightKnown for one	Unknown — not stated by the source	41.4 mm
WeightKnown for one	Unknown — not stated by the source	635 g
Other featuresidentical
Product colour	Black	Black
Drive device, transfer rateKnown for one	Unknown — not stated by the source	480 MB/s
Protective rubber jacketKnown for one	Unknown — not stated by the source	Yes
Compressed capacityKnown for one	Unknown — not stated by the source	640 GB
Wi-FiKnown for one	No	Unknown — not stated by the source
Ethernet LANKnown for one	No	Unknown — not stated by the source
Card reader integratedKnown for one	No	Unknown — not stated by the source
Compatible memory cardsKnown for one	Not supported	Unknown — not stated by the source
Fibre ChannelKnown for one	No	Unknown — not stated by the source
FireWire 400Known for one	No	Unknown — not stated by the source
FireWire 800Known for one	No	Unknown — not stated by the source
InternalKnown for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	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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