Product comparison · 2 internal hard drives

Seagate 500GB 2.5" SAS vs Seagate 7200.12 320GB

17specifications compared
11differ
6identical
15known for one product only

Key differences

HDD capacity
- 500GB 2.5" SAS:500 GB
- 7200.12 320GB:320 GB
HDD size
- 500GB 2.5" SAS:2.5"
- 7200.12 320GB:3.5"
Interface
- 500GB 2.5" SAS:SAS
- 7200.12 320GB:Serial ATA
Power consumption (idle)
- 500GB 2.5" SAS:2.9 W
- 7200.12 320GB:5 W
Operating voltage
- 500GB 2.5" SAS:5 V
- 7200.12 320GB:5 / 12 V
Operating temperature (T-T)
- 500GB 2.5" SAS:5 - 55 °C
- 7200.12 320GB:0 - 60 °C
Non-operating shock
- 500GB 2.5" SAS:400 G
- 7200.12 320GB:300 G
Width
- 500GB 2.5" SAS:70 mm
- 7200.12 320GB:101.6 mm

Side by side

Differences highlightedShow differences only

Comparison of 500GB 2.5" SAS, 7200.12 320GB
32 specifications	A Seagate 500GB 2.5" SAS View product	B Seagate 7200.12 320GB View product
Features3 differ
HDD capacityDiffers	500 GB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA
Type	HDD	HDD
Storage drive buffer size	16 MB	16 MB
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Average latency	4.16 ms	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	1200000 h	Unknown — not stated by the source
Power2 differ
Power consumption (idle)Differs	2.9 W	5 W
Power consumption (read)Known for one	Unknown — not stated by the source	6.57 W
Power consumption (write)Known for one	Unknown — not stated by the source	6.57 W
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Power consumption (typical)Known for one	4 W	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-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%
Operating shock	70 G	70 G
Non-operating shockDiffers	400 G	300 G
Operating vibrationKnown for one	0.5 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	2.4 G	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	70 mm	101.6 mm
DepthDiffers	100.5 mm	147 mm
HeightDiffers	14.8 mm	20 mm
WeightDiffers	196 g	622 g
Other featuresidentical
InternalKnown for one	Unknown — not stated by the source	Yes
Windows operating systems supportedKnown for one	Yes	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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