Product comparison · 2 internal hard drives

Seagate 300GB SAS vs Seagate 500Gb Barracuda

17specifications compared
13differ
4identical
20known for one product only

Key differences

HDD capacity
- 300GB SAS:300 GB
- 500Gb Barracuda:500 GB
HDD speed
- 300GB SAS:15000 RPM
- 500Gb Barracuda:7200 RPM
Interface
- 300GB SAS:SAS
- 500Gb Barracuda:Serial ATA II
Read seek time
- 300GB SAS:3.4 ms
- 500Gb Barracuda:8.5 ms
Write seek time
- 300GB SAS:3.9 ms
- 500Gb Barracuda:9.5 ms
Average latency
- 300GB SAS:2 ms
- 500Gb Barracuda:4.16 ms
Power consumption (typical)
- 300GB SAS:13.8 W
- 500Gb Barracuda:8 W
Operating temperature (T-T)
- 300GB SAS:5 - 55 °C
- 500Gb Barracuda:0 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of 300GB SAS, 500Gb Barracuda
37 specifications	A Seagate 300GB SAS View product	B Seagate 500Gb Barracuda View product
Features6 differ
HDD capacityDiffers	300 GB	500 GB
HDD speedDiffers	15000 RPM	7200 RPM
InterfaceDiffers	SAS	Serial ATA II
Read seek timeDiffers	3.4 ms	8.5 ms
Write seek timeDiffers	3.9 ms	9.5 ms
Average latencyDiffers	2 ms	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
HDD number of headsKnown for one	4	Unknown — not stated by the source
Track to track seek timeKnown for one	0.2 ms	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	1600000 h	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Differs	13.8 W	8 W
Power consumption (idle)Known for one	Unknown — not stated by the source	5 W
Start-up currentKnown for one	3.98 A	Unknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 60 °C
Storage temperature (T-T)Differs	-40 - 70 °C	40 - 70 °C
Operating shockDiffers	60 G	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Weight & dimensions3 differ
WidthDiffers	101.8 mm	101.6 mm
HeightDiffers	26.1 mm	20 mm
WeightDiffers	800 g	415 g
Other featuresidentical
Ethernet LANKnown for one	Unknown — not stated by the source	No
Fibre ChannelKnown for one	Unknown — not stated by the source	No
FireWire 400Known for one	Unknown — not stated by the source	No
FireWire 800Known for one	Unknown — not stated by the source	No
InternalKnown for one	Unknown — not stated by the source	Yes
Maximum data transfer rateKnown for one	Unknown — not stated by the source	3000 Mbit/s
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
USB poweredKnown for one	Unknown — not stated by the source	No
Sustained data rateKnown for one	Unknown — not stated by the source	125 MB/s
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	2.5 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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