Product comparison · 2 internal hard drives

Samsung 750GB Serial ATA II HDD vs Samsung 80GB Hybrid HDD

16specifications compared
12differ
4identical
16known for one product only

Key differences

HDD capacity
- 750GB Serial ATA II HDD:750 GB
- 80GB Hybrid HDD:80 GB
HDD speed
- 750GB Serial ATA II HDD:7200 RPM
- 80GB Hybrid HDD:5400 RPM
HDD size
- 750GB Serial ATA II HDD:3.5"
- 80GB Hybrid HDD:2.5"
Interface
- 750GB Serial ATA II HDD:Serial ATA II
- 80GB Hybrid HDD:Serial ATA
Storage drive buffer size
- 750GB Serial ATA II HDD:16 MB
- 80GB Hybrid HDD:8 MB
Average seek time
- 750GB Serial ATA II HDD:8.9 ms
- 80GB Hybrid HDD:12 ms
Average latency
- 750GB Serial ATA II HDD:4.17 ms
- 80GB Hybrid HDD:5.6 ms
Operating voltage
- 750GB Serial ATA II HDD:5 / 12 V
- 80GB Hybrid HDD:5 V

Side by side

Differences highlightedShow differences only

Comparison of 750GB Serial ATA II HDD, 80GB Hybrid HDD
32 specifications	A Samsung 750GB Serial ATA II HDD View product	B Samsung 80GB Hybrid HDD View product
Features7 differ
HDD capacityDiffers	750 GB	80 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	Serial ATA
Storage drive buffer sizeDiffers	16 MB	8 MB
Average seek timeDiffers	8.9 ms	12 ms
Average latencyDiffers	4.17 ms	5.6 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Full stroke seek timeKnown for one	Unknown — not stated by the source	22 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	2 ms
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	600000 h
Power1 differ
Power consumption (typical)Known for one	7.9 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.8 W	Unknown — not stated by the source
Operating voltageDiffers	5 / 12 V	5 V
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Operating altitudeKnown for one	-300 - 3000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-300 - 12000 m	Unknown — not stated by the source
Operating shockDiffers	70 G	325 G
Non-operating shockDiffers	350 G	15000 G
Weight & dimensionsidentical
WidthKnown for one	101.5 mm	Unknown — not stated by the source
DepthKnown for one	147 mm	Unknown — not stated by the source
HeightKnown for one	26.1 mm	Unknown — not stated by the source
WeightKnown for one	640 g	Unknown — not stated by the source
Other features1 differ
Power requirementsKnown for one	+5V±5%, +12V±10%	Unknown — not stated by the source
Drive ready timeDiffers	12 s	4 s
Internal	Yes	Yes
Drive device, transfer rateKnown for one	Unknown — not stated by the source	150 MB/s
Flash memoryKnown for one	Unknown — not stated by the source	256 MB

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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