Product comparison · 2 internal hard drives

Seagate 500GB SAS, 7200rpm vs Seagate Constellation ST9500622NS internal hard drive

22specifications compared
10differ
12identical
15known for one product only

Key differences

Interface
- 500GB SAS, 7200rpm:SAS
- Constellation ST9500622NS internal hard drive:Serial ATA
Start-up current
- 500GB SAS, 7200rpm:1.93 A
- Constellation ST9500622NS internal hard drive:2 A
Operating vibration
- 500GB SAS, 7200rpm:0.5 Gs
- Constellation ST9500622NS internal hard drive:0.5 G
Non-operating vibration
- 500GB SAS, 7200rpm:2 Gs
- Constellation ST9500622NS internal hard drive:3 G
Non-operating shock
- 500GB SAS, 7200rpm:300 G
- Constellation ST9500622NS internal hard drive:400 G
Width
- 500GB SAS, 7200rpm:101.8 mm
- Constellation ST9500622NS internal hard drive:70 mm
Depth
- 500GB SAS, 7200rpm:147 mm
- Constellation ST9500622NS internal hard drive:14.8 mm
Height
- 500GB SAS, 7200rpm:26.1 mm
- Constellation ST9500622NS internal hard drive:100.5 mm

Side by side

Differences highlightedShow differences only

Comparison of 500GB SAS, 7200rpm, ST9500622NS
37 specifications	A Seagate 500GB SAS, 7200rpm View product	B Seagate Constellation ST9500622NS internal hard drive Model ST9500622NS View product
Features1 differ
HDD capacity	500 GB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA
Storage drive buffer size	64 MB	64 MB
HDD number of headsKnown for one	Unknown — not stated by the source	4
Read seek time	8.5 ms	8.5 ms
Write seek time	9.5 ms	9.5 ms
Average latency	4.16 ms	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	300000
Mean time between failures (MTBF)Known for one	1200000 h	Unknown — not stated by the source
Power1 differ
Operating voltage	5 V	5 V
Start-up currentDiffers	1.93 A	2 A
Power consumption (typical)Known for one	6.76 W	Unknown — not stated by the source
Power consumption (idle)Known for one	4.32 W	Unknown — not stated by the source
Power consumption (read)Known for one	7.89 W	Unknown — not stated by the source
Power consumption (write)Known for one	7.18 W	Unknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)	5 - 60 °C	5 - 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 vibrationDiffers	0.5 Gs	0.5 G
Non-operating vibrationDiffers	2 Gs	3 G
Operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 12192 m
Operating shock	70 G	70 G
Non-operating shockDiffers	300 G	400 G
Weight & dimensions4 differ
WidthDiffers	101.8 mm	70 mm
DepthDiffers	147 mm	14.8 mm
HeightDiffers	26.1 mm	100.5 mm
WeightDiffers	610 g	183 g
Other features1 differ
Data transfer rateDiffers	6 Gbit/s	4.69 Gbit/s
Disks included quantityKnown for one	Unknown — not stated by the source	2 pc(s)
Internal	Yes	Yes
Sustained data rateKnown for one	150 MB/s	Unknown — not stated by the source
Acoustic pressure emissionsKnown for one	2.7 dB	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