Product comparison · 2 internal hard drives

Dell 146 GB SAS 3.5" vs Origin Storage 320Gb 7200rpm

5specifications compared
5differ
0identical
23known for one product only

Key differences

HDD capacity
- 146 GB SAS 3.5":146 GB
- 320Gb 7200rpm:320 GB
HDD speed
- 146 GB SAS 3.5":15000 RPM
- 320Gb 7200rpm:7200 RPM
HDD size
- 146 GB SAS 3.5":3.5"
- 320Gb 7200rpm:2.5"
Interface
- 146 GB SAS 3.5":SAS
- 320Gb 7200rpm:Serial ATA III
Operating voltage
- 146 GB SAS 3.5":5 / 12 V
- 320Gb 7200rpm:5 V

Side by side

Differences highlightedShow differences only

Comparison of 146 GB SAS 3.5", NB-320SATA/7
28 specifications	A Dell 146 GB SAS 3.5"View product	B Origin Storage 320Gb 7200rpm Model NB-320SATA/7 View product
Features4 differ
HDD capacityDiffers	146 GB	320 GB
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	SAS	Serial ATA III
TypeKnown for one	Unknown — not stated by the source	HDD
Hot-swapKnown for one	Unknown — not stated by the source	No
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
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
Average seek timeKnown for one	Unknown — not stated by the source	13 ms
Average latencyKnown for one	Unknown — not stated by the source	4.2 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
RefurbishedKnown for one	Unknown — not stated by the source	No
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Packaging contentidentical
Storage drive adapter includedKnown for one	Unknown — not stated by the source	No
Storage drive caddy includedKnown for one	Unknown — not stated by the source	No
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	70 mm
DepthKnown for one	Unknown — not stated by the source	25 mm
HeightKnown for one	Unknown — not stated by the source	7 mm
WeightKnown for one	Unknown — not stated by the source	220 g
Other featuresidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
InternalKnown for one	Yes	Unknown — not stated by the source
Compatible productsKnown for one	PowerEdge R710 RA	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.

More internal hard drive comparisons

All internal hard drive comparisons