Product comparison · 2 internal hard drives

Lenovo 750GB 3.5" SATA II vs Samsung SpinPoint F1 HA751LJ internal hard drive

10specifications compared
5differ
5identical
20known for one product only

Key differences

Interface
- 750GB 3.5" SATA II:Serial ATA II
- SpinPoint F1 HA751LJ internal hard drive:Serial ATA
Operating temperature (T-T)
- 750GB 3.5" SATA II:5 - 55 °C
- SpinPoint F1 HA751LJ internal hard drive:0 - 60 °C
Operating relative humidity (H-H)
- 750GB 3.5" SATA II:5 - 95%
- SpinPoint F1 HA751LJ internal hard drive:5 - 90%
Width
- 750GB 3.5" SATA II:101.6 mm
- SpinPoint F1 HA751LJ internal hard drive:101.5 mm
Weight
- 750GB 3.5" SATA II:677 g
- SpinPoint F1 HA751LJ internal hard drive:650 g

Side by side

Differences highlightedShow differences only

Comparison of 750GB 3.5" SATA II, HA751LJ
30 specifications	A Lenovo 750GB 3.5" SATA II View product	B Samsung SpinPoint F1 HA751LJ internal hard drive Model HA751LJ View product
Features1 differ
HDD capacity	750 GB	750 GB
HDD speed	7200 RPM	7200 RPM
InterfaceDiffers	Serial ATA II	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
Average seek timeKnown for one	Unknown — not stated by the source	8.9 ms
Average latencyKnown for one	Unknown — not stated by the source	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
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
TypeKnown for one	HDD	Unknown — not stated by the source
Poweridentical
Power consumption (standby)Known for one	Unknown — not stated by the source	0.7 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	0.7 W
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Differs	5 - 95%	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	-300 - 3000 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	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensions2 differ
WidthDiffers	101.6 mm	101.5 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	677 g	650 g
Other featuresidentical
Power requirementsKnown for one	Unknown — not stated by the source	+5V±5%, +12V±10%
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Internal	Yes	Yes
Supported data transfer ratesKnown for one	Unknown — not stated by the source	175/300 MB/s
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	29 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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