Product comparison · 2 internal hard drives

Seagate Cheetah 15K.5 147GB FC 20pk vs Seagate EE25 Series ST930814SM internal hard drive

16specifications compared
15differ
1identical
14known for one product only

Key differences

HDD capacity
- Cheetah 15K.5 147GB FC 20pk:146.8 GB
- EE25 Series ST930814SM internal hard drive:30 GB
HDD speed
- Cheetah 15K.5 147GB FC 20pk:15000 RPM
- EE25 Series ST930814SM internal hard drive:5400 RPM
HDD size
- Cheetah 15K.5 147GB FC 20pk:3.5"
- EE25 Series ST930814SM internal hard drive:2.5"
Interface
- Cheetah 15K.5 147GB FC 20pk:Fibre Channel
- EE25 Series ST930814SM internal hard drive:Serial ATA
Storage drive buffer size
- Cheetah 15K.5 147GB FC 20pk:16 MB
- EE25 Series ST930814SM internal hard drive:8 MB
Read seek time
- Cheetah 15K.5 147GB FC 20pk:3.5 ms
- EE25 Series ST930814SM internal hard drive:12.5 ms
Write seek time
- Cheetah 15K.5 147GB FC 20pk:4 ms
- EE25 Series ST930814SM internal hard drive:14.5 ms
Average latency
- Cheetah 15K.5 147GB FC 20pk:2 ms
- EE25 Series ST930814SM internal hard drive:5.6 ms

Side by side

Differences highlightedShow differences only

Comparison of Cheetah 15K.5 147GB FC 20pk, ST930814SM
30 specifications	A Seagate Cheetah 15K.5 147GB FC 20pk View product	B Seagate EE25 Series ST930814SM internal hard drive Model ST930814SM View product
Features8 differ
HDD capacityDiffers	146.8 GB	30 GB
HDD speedDiffers	15000 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Fibre Channel	Serial ATA
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Storage drive buffer sizeDiffers	16 MB	8 MB
HDD number of headsKnown for one	4	Unknown — not stated by the source
Read seek timeDiffers	3.5 ms	12.5 ms
Write seek timeDiffers	4 ms	14.5 ms
Average latencyDiffers	2 ms	5.6 ms
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	550000 h
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V
Power consumption (standby)Known for one	Unknown — not stated by the source	0.26 W
Operational conditions4 differ
Operating temperature (T-T)Differs	5 - 55 °C	-30 - 85 °C
Storage temperature (T-T)Differs	-40 - 70 °C	-40 - 95 °C
Operating shockDiffers	60 G	200 G
Non-operating shockDiffers	250 G	800 G
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 altitudeKnown for one	Unknown — not stated by the source	-304.8 - 4419 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 12192 m
Weight & dimensions1 differ
WidthKnown for one	101.6 mm	Unknown — not stated by the source
DepthKnown for one	46 mm	Unknown — not stated by the source
HeightKnown for one	25.4 mm	Unknown — not stated by the source
WeightDiffers	771 g	100 g
Other features1 differ
Drive device, transfer rateKnown for one	400 MB/s	Unknown — not stated by the source
Internal	Yes	Yes
Compatible productsKnown for one	PCs	Unknown — not stated by the source
Acoustic pressure emissionsDiffers	32 dB	2.3 dB
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	69.85 x 100.2 x 9.5 mm

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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