Product comparison · 2 internal hard drives

Seagate EE25 Series ST930814SM internal hard drive vs Seagate ST930818AM 30GB

13specifications compared
6differ
7identical
22known for one product only

Key differences

Interface
- EE25 Series ST930814SM internal hard drive:Serial ATA
- ST930818AM 30GB:IDE/ATA
Read seek time
- EE25 Series ST930814SM internal hard drive:12.5 ms
- ST930818AM 30GB:13 ms
Write seek time
- EE25 Series ST930814SM internal hard drive:14.5 ms
- ST930818AM 30GB:14 ms
Mean time between failures (MTBF)
- EE25 Series ST930814SM internal hard drive:550000 h
- ST930818AM 30GB:1000000 h
Operating temperature (T-T)
- EE25 Series ST930814SM internal hard drive:-30 - 85 °C
- ST930818AM 30GB:-20 - 75 °C
Weight
- EE25 Series ST930814SM internal hard drive:100 g
- ST930818AM 30GB:102 g

Side by side

Differences highlightedShow differences only

Comparison of ST930814SM, ST930818AM 30GB
35 specifications	A Seagate EE25 Series ST930814SM internal hard drive Model ST930814SM View product	B Seagate ST930818AM 30GB View product
Features4 differ
HDD capacity	30 GB	30 GB
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	Serial ATA	IDE/ATA
Storage drive buffer size	8 MB	8 MB
HDD number of cylindersKnown for one	Unknown — not stated by the source	16383
HDD number of headsKnown for one	Unknown — not stated by the source	1
Read seek timeDiffers	12.5 ms	13 ms
Write seek timeDiffers	14.5 ms	14 ms
Full stroke seek timeKnown for one	Unknown — not stated by the source	23 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	1 ms
Average latency	5.6 ms	5.6 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Mean time between failures (MTBF)Differs	550000 h	1000000 h
Poweridentical
Operating voltage	5 V	5 V
Power consumption (standby)Known for one	0.26 W	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	-30 - 85 °C	-20 - 75 °C
Storage temperature (T-T)Known for one	-40 - 95 °C	Unknown — not stated by the source
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 altitudeKnown for one	-304.8 - 4419 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-304.8 - 12192 m	Unknown — not stated by the source
Operating shockKnown for one	200 G	Unknown — not stated by the source
Non-operating shockKnown for one	800 G	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.2 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightDiffers	100 g	102 g
Other featuresidentical
HDD transfer rateKnown for one	Unknown — not stated by the source	100 Mbit/s
Power requirementsKnown for one	Unknown — not stated by the source	5V ± 5%
Internal	Yes	Yes
Recording densityKnown for one	Unknown — not stated by the source	840 kbit/inch
Track densityKnown for one	Unknown — not stated by the source	150k tracks/inch
Dimensions (WxDxH)Known for one	69.85 x 100.2 x 9.5 mm	Unknown — not stated by the source
Acoustic pressure emissionsKnown for one	2.3 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.

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