Product comparison · 2 internal hard drives

Seagate 500GB 2.5 vs Seagate 73.4GB 3.5

14specifications compared
12differ
2identical
20known for one product only

Key differences

HDD capacity
- 500GB 2.5:500 GB
- 73.4GB 3.5:73.4 GB
HDD speed
- 500GB 2.5:7200 RPM
- 73.4GB 3.5:15000 RPM
HDD size
- 500GB 2.5:2.5"
- 73.4GB 3.5:3.5"
Interface
- 500GB 2.5:Serial ATA II
- 73.4GB 3.5:SAS
Storage drive buffer size
- 500GB 2.5:32 MB
- 73.4GB 3.5:16 MB
Average latency
- 500GB 2.5:4.16 ms
- 73.4GB 3.5:2 ms
Operating voltage
- 500GB 2.5:5 V
- 73.4GB 3.5:5 / 12 V
Operating temperature (T-T)
- 500GB 2.5:5 - 55 °C
- 73.4GB 3.5:0 - 600 °C

Side by side

Differences highlightedShow differences only

Comparison of 500GB 2.5, 73.4GB 3.5
34 specifications	A Seagate 500GB 2.5 View product	B Seagate 73.4GB 3.5 View product
Features6 differ
HDD capacityDiffers	500 GB	73.4 GB
HDD speedDiffers	7200 RPM	15000 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA II	SAS
Type	HDD	HDD
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Storage drive buffer sizeDiffers	32 MB	16 MB
Average latencyDiffers	4.16 ms	2 ms
RefurbishedKnown for one	Unknown — not stated by the source	Yes
HDD interface transfer rateKnown for one	3 Gbit/s	Unknown — not stated by the source
Read seek timeKnown for one	8.5 ms	Unknown — not stated by the source
Write seek timeKnown for one	9.5 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	1200000 h	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Power consumption (typical)Known for one	3.5 W	Unknown — not stated by the source
Power consumption (idle)Known for one	2.6 W	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 600 °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 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
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 shockKnown for one	Unknown — not stated by the source	60 G
Non-operating shockKnown for one	Unknown — not stated by the source	250 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	46 mm
HeightDiffers	14.8 mm	25.4 mm
WeightDiffers	196 g	771 g
Other featuresidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	30 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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