Product comparison · 2 internal hard drives

Seagate 7200.12 320GB vs Seagate SATA 1TB

19specifications compared
6differ
13identical
13known for one product only

Key differences

HDD capacity
- 7200.12 320GB:320 GB
- SATA 1TB:1 TB
Interface
- 7200.12 320GB:Serial ATA
- SATA 1TB:Serial ATA II
Storage drive buffer size
- 7200.12 320GB:16 MB
- SATA 1TB:32 MB
Operating temperature (T-T)
- 7200.12 320GB:0 - 60 °C
- SATA 1TB:0 - 70 °C
Height
- 7200.12 320GB:20 mm
- SATA 1TB:26.1 mm
Weight
- 7200.12 320GB:622 g
- SATA 1TB:677 g

Side by side

Differences highlightedShow differences only

Comparison of 7200.12 320GB, SATA 1TB
32 specifications	A Seagate 7200.12 320GB View product	B Seagate SATA 1TB View product
Features3 differ
HDD capacityDiffers	320 GB	1 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Type	HDD	HDD
Storage drive buffer sizeDiffers	16 MB	32 MB
Read seek time	8.5 ms	8.5 ms
Write seek time	9.5 ms	9.5 ms
Average latencyKnown for one	4.16 ms	Unknown — not stated by the source
Bytes per sector	512	512
Component forKnown for one	Unknown — not stated by the source	Surveillance system
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1000000 h
Poweridentical
Power consumption (idle)Known for one	5 W	Unknown — not stated by the source
Power consumption (read)Known for one	6.57 W	Unknown — not stated by the source
Power consumption (write)Known for one	6.57 W	Unknown — not stated by the source
Operating voltage	5 / 12 V	5 / 12 V
Start-up current	2 A	2 A
Power consumption (typical)Known for one	Unknown — not stated by the source	7 W
Power consumption (standby)Known for one	Unknown — not stated by the source	1 W
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 60 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating shock	70 G	70 G
Non-operating shock	300 G	300 G
Weight & dimensions2 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
HeightDiffers	20 mm	26.1 mm
WeightDiffers	622 g	677 g
Other featuresidentical
InternalKnown for one	Yes	Unknown — not stated by the source
Drive ready timeKnown for one	Unknown — not stated by the source	17 s

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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