Product comparison · 2 internal hard drives

Fujitsu 147 GB HDD vs Fujitsu 40GB, 2.5", 4200rpm

6specifications compared
6differ
0identical
27known for one product only

Key differences

The Fujitsu 147 GB HDD has 106 GB more HDD capacity than the Fujitsu 40GB, 2.5", 4200rpm (146 GB vs 40 GB). The Fujitsu 147 GB HDD has 10,800 RPM more HDD speed than the Fujitsu 40GB, 2.5", 4200rpm (15000 RPM vs 4200 RPM). The Fujitsu 147 GB HDD has 1" more HDD size than the Fujitsu 40GB, 2.5", 4200rpm (3.5" vs 2.5"). Interface: Fibre Channel on the Fujitsu 147 GB HDD, Ultra-ATA/133 on the Fujitsu 40GB, 2.5", 4200rpm. Operating voltage: 5 / 12 V on the Fujitsu 147 GB HDD, 5 V on the Fujitsu 40GB, 2.5", 4200rpm.

HDD capacity
- 147 GB HDD:146 GB
- 40GB, 2.5", 4200rpm:40 GB
HDD speed
- 147 GB HDD:15000 RPM
- 40GB, 2.5", 4200rpm:4200 RPM
HDD size
- 147 GB HDD:3.5"
- 40GB, 2.5", 4200rpm:2.5"
Interface
- 147 GB HDD:Fibre Channel
- 40GB, 2.5", 4200rpm:Ultra-ATA/133
Storage drive buffer size
- 147 GB HDD:16 MB
- 40GB, 2.5", 4200rpm:8 MB
Operating voltage
- 147 GB HDD:5 / 12 V
- 40GB, 2.5", 4200rpm:5 V

Side by side

Differences highlightedShow differences only

Comparison of 147 GB HDD, 40GB, 2.5", 4200rpm
33 specifications	A Fujitsu 147 GB HDD View product	B Fujitsu 40GB, 2.5", 4200rpm View product
Features5 differ
HDD capacityDiffers	146 GB	40 GB
HDD speedDiffers	15000 RPM	4200 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Fibre Channel	Ultra-ATA/133
TypeKnown for one	Unknown — not stated by the source	HDD
Storage drive buffer sizeDiffers	16 MB	8 MB
Read seek timeKnown for one	Unknown — not stated by the source	12 ms
Write seek timeKnown for one	Unknown — not stated by the source	14 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	1.5 ms
Average latencyKnown for one	Unknown — not stated by the source	7.14 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	300000 h
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	6 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.2 W
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 80 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 85 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	1 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	5 G
Operating altitudeKnown for one	Unknown — not stated by the source	-300 - 4000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-300 - 12000 m
Operating shockKnown for one	Unknown — not stated by the source	300 G
Non-operating shockKnown for one	Unknown — not stated by the source	900 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	70 mm
DepthKnown for one	Unknown — not stated by the source	100 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	960 g
Other featuresidentical
Drive ready timeKnown for one	Unknown — not stated by the source	3.5 s
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	16 dB
InternalKnown for one	Yes	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.

More internal hard drive comparisons

All internal hard drive comparisons