Product comparison · 2 internal hard drives

Seagate 400GB 3.5" SAS vs Seagate Barracuda 7200.10 500GB SATA-II 20pk

14specifications compared
7differ
7identical
21known for one product only

Key differences

HDD capacity
- 400GB 3.5" SAS:400 GB
- Barracuda 7200.10 500GB SATA-II 20pk:500 GB
HDD speed
- 400GB 3.5" SAS:10000 RPM
- Barracuda 7200.10 500GB SATA-II 20pk:7200 RPM
Interface
- 400GB 3.5" SAS:SAS
- Barracuda 7200.10 500GB SATA-II 20pk:Serial ATA II
Track to track seek time
- 400GB 3.5" SAS:0.35 ms
- Barracuda 7200.10 500GB SATA-II 20pk:8.5 ms
Average latency
- 400GB 3.5" SAS:2.98 ms
- Barracuda 7200.10 500GB SATA-II 20pk:4.16 ms
Width
- 400GB 3.5" SAS:101.8 mm
- Barracuda 7200.10 500GB SATA-II 20pk:101.6 mm
Weight
- 400GB 3.5" SAS:771 g
- Barracuda 7200.10 500GB SATA-II 20pk:635 g

Side by side

Differences highlightedShow differences only

Comparison of 400GB 3.5" SAS, Barracuda 7200.10 500GB SATA-II 20pk
35 specifications	A Seagate 400GB 3.5" SAS View product	B Seagate Barracuda 7200.10 500GB SATA-II 20pk View product
Features5 differ
HDD capacityDiffers	400 GB	500 GB
HDD speedDiffers	10000 RPM	7200 RPM
InterfaceDiffers	SAS	Serial ATA II
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Read seek timeKnown for one	3.9 ms	Unknown — not stated by the source
Write seek timeKnown for one	4.2 ms	Unknown — not stated by the source
Track to track seek timeDiffers	0.35 ms	8.5 ms
Average latencyDiffers	2.98 ms	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Poweridentical
Power consumption (standby)Known for one	Unknown — not stated by the source	0.8 W
Start-up currentKnown for one	Unknown — not stated by the source	2.8 A
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-60.96 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-60.96 - 12192 m	Unknown — not stated by the source
Non-operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensions2 differ
WidthDiffers	101.8 mm	101.6 mm
WeightDiffers	771 g	635 g
Other featuresidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Sustained data rateKnown for one	97 MB/s	Unknown — not stated by the source
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
External power adapterKnown for one	Unknown — not stated by the source	No
InternalKnown for one	Unknown — not stated by the source	Yes
Mac compatibilityKnown for one	Unknown — not stated by the source	No
USB poweredKnown for one	Unknown — not stated by the source	No
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	27 dB

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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