Product comparison · 2 internal hard drives

Fujitsu MHW2040BH internal hard drive vs Samsung 40GB Ultra-ATA/133 HDD

13specifications compared
12differ
1identical
14known for one product only

Key differences

The Samsung 40GB Ultra-ATA/133 HDD has 1,800 RPM more HDD speed than the Fujitsu MHW2040BH internal hard drive (7200 RPM vs 5400 RPM). The Samsung 40GB Ultra-ATA/133 HDD has 1" more HDD size than the Fujitsu MHW2040BH internal hard drive (3.5" vs 2.5"). The Fujitsu MHW2040BH internal hard drive has 6 MB more storage drive buffer size than the Samsung 40GB Ultra-ATA/133 HDD (8 MB vs 2 MB). Interface: Serial ATA on the Fujitsu MHW2040BH internal hard drive, Ultra-ATA/133 on the Samsung 40GB Ultra-ATA/133 HDD. Operating voltage: 5 V on the Fujitsu MHW2040BH internal hard drive, 5 / 12 V on the Samsung 40GB Ultra-ATA/133 HDD.

HDD speed
- MHW2040BH internal hard drive:5400 RPM
- 40GB Ultra-ATA/133 HDD:7200 RPM
HDD size
- MHW2040BH internal hard drive:2.5"
- 40GB Ultra-ATA/133 HDD:3.5"
Interface
- MHW2040BH internal hard drive:Serial ATA
- 40GB Ultra-ATA/133 HDD:Ultra-ATA/133
Storage drive buffer size
- MHW2040BH internal hard drive:8 MB
- 40GB Ultra-ATA/133 HDD:2 MB
Full stroke seek time
- MHW2040BH internal hard drive:22 ms
- 40GB Ultra-ATA/133 HDD:18 ms
Track to track seek time
- MHW2040BH internal hard drive:1.5 ms
- 40GB Ultra-ATA/133 HDD:0.8 ms
Average latency
- MHW2040BH internal hard drive:5.56 ms
- 40GB Ultra-ATA/133 HDD:4.17 ms
Operating voltage
- MHW2040BH internal hard drive:5 V
- 40GB Ultra-ATA/133 HDD:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of MHW2040BH, 40GB Ultra-ATA/133 HDD
27 specifications	A Fujitsu MHW2040BH internal hard drive Model MHW2040BH View product	B Samsung 40GB Ultra-ATA/133 HDD View product
Features7 differ
HDD capacity	40 GB	40 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA	Ultra-ATA/133
Storage drive buffer sizeDiffers	8 MB	2 MB
Full stroke seek timeDiffers	22 ms	18 ms
Track to track seek timeDiffers	1.5 ms	0.8 ms
Average seek timeKnown for one	Unknown — not stated by the source	8.9 ms
Average latencyDiffers	5.56 ms	4.17 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	600000 h
TypeKnown for one	HDD	Unknown — not stated by the source
HDD interface transfer rateKnown for one	1.5 Gbit/s	Unknown — not stated by the source
HDD sustained transfer rateKnown for one	150 MiB/s	Unknown — not stated by the source
Read seek timeKnown for one	14 ms	Unknown — not stated by the source
Write seek timeKnown for one	12 ms	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	7 W
Power consumption (standby)Known for one	Unknown — not stated by the source	1.5 W
Operating voltageDiffers	5 V	5 / 12 V
Weight & dimensions4 differ
WidthDiffers	70 mm	146.1 mm
DepthDiffers	100 mm	101.6 mm
HeightDiffers	9.5 mm	25.4 mm
WeightDiffers	101 g	631 g
Other featuresidentical
Drive ready timeKnown for one	Unknown — not stated by the source	5 s
InternalKnown for one	Unknown — not stated by the source	Yes
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.

More internal hard drive comparisons

All internal hard drive comparisons