Product comparison · 2 internal hard drives

Dell 2TB NL-SAS vs Seagate Barracuda 320GB

6specifications compared
3differ
3identical
33known for one product only

Key differences

HDD capacity
- 2TB NL-SAS:2 TB
- Barracuda 320GB:320 GB
Interface
- 2TB NL-SAS:SAS
- Barracuda 320GB:Serial ATA II
Operating voltage
- 2TB NL-SAS:5 / 12 V
- Barracuda 320GB:5 V

Side by side

Differences highlightedShow differences only

Comparison of 2TB NL-SAS, Barracuda 320GB
39 specifications	A Dell 2TB NL-SAS View product	B Seagate Barracuda 320GB View product
Features2 differ
HDD capacityDiffers	2 TB	320 GB
HDD speed	7200 RPM	7200 RPM
InterfaceDiffers	SAS	Serial ATA II
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
HDD number of cylindersKnown for one	Unknown — not stated by the source	16383
HDD number of headsKnown for one	Unknown — not stated by the source	4
Read seek timeKnown for one	Unknown — not stated by the source	0.8 ms
Write seek timeKnown for one	Unknown — not stated by the source	1 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	2.8 A
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 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	5–22Hz: 0.25Gs, 22–350Hz: 0.50Gs, 350–500Hz: 0.25Gs
Non-operating vibrationKnown for one	Unknown — not stated by the source	5–22Hz: 0.25Gs, 22–350Hz: 5.0Gs, 350–500Hz: 1.0Gs
Operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3.048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 12.192 m
Operating shockKnown for one	Unknown — not stated by the source	63 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	635 g
Other featuresidentical
Internal	Yes	Yes
Maximum data transfer rateKnown for one	Unknown — not stated by the source	1030 Mbit/s
Recording densityKnown for one	Unknown — not stated by the source	781 kbit/inch
USB powered	No	No
Sustained data rateKnown for one	Unknown — not stated by the source	72 MB/s
Drive devices burst data transfer rate (PIO)Known for one	Unknown — not stated by the source	0-4
Drive devices burst data transfer rate (Ultra DMA)Known for one	Unknown — not stated by the source	0-6
Data transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Compatible productsKnown for one	PowerVault MD3200/MD3200I FS/MD1200	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717050	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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