Product comparison · 2 internal hard drives

Samsung 640GB SATA II HDD vs Samsung SpinPoint F1 HD322HJ internal hard drive

23specifications compared
7differ
16identical
9known for one product only

Key differences

HDD capacity
- 640GB SATA II HDD:640 GB
- SpinPoint F1 HD322HJ internal hard drive:320 GB
HDD size
- 640GB SATA II HDD:2.5"
- SpinPoint F1 HD322HJ internal hard drive:3.5"
Power consumption (standby)
- 640GB SATA II HDD:1 W
- SpinPoint F1 HD322HJ internal hard drive:0.8 W
Operating voltage
- 640GB SATA II HDD:5 V
- SpinPoint F1 HD322HJ internal hard drive:5 / 12 V
Non-operating shock
- 640GB SATA II HDD:300 G
- SpinPoint F1 HD322HJ internal hard drive:350 G
Weight
- 640GB SATA II HDD:610 g
- SpinPoint F1 HD322HJ internal hard drive:470 g
Drive ready time
- 640GB SATA II HDD:12 s
- SpinPoint F1 HD322HJ internal hard drive:8 s

Side by side

Differences highlightedShow differences only

Comparison of 640GB SATA II HDD, HD322HJ
32 specifications	A Samsung 640GB SATA II HDD View product	B Samsung SpinPoint F1 HD322HJ internal hard drive Model HD322HJ View product
Features2 differ
HDD capacityDiffers	640 GB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
Interface	Serial ATA II	Serial ATA II
Storage drive buffer size	16 MB	16 MB
Average seek time	8.9 ms	8.9 ms
Average latency	4.17 ms	4.17 ms
Bytes per sector	512	512
Start/stop cycles	50000	50000
Mean time between failures (MTBF)Known for one	1200000 h	Unknown — not stated by the source
Power2 differ
Power consumption (standby)Differs	1 W	0.8 W
Power consumption (PowerSave)Known for one	1 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitude	-300 - 3000 m	-300 - 3000 m
Non-operating altitude	-300 - 12000 m	-300 - 12000 m
Operating shock	70 G	70 G
Non-operating shockDiffers	300 G	350 G
Weight & dimensions1 differ
Width	101.5 mm	101.5 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	610 g	470 g
Other features1 differ
Dimensions (WxDxH)Known for one	101.5 x 147 x 26.1 mm	Unknown — not stated by the source
Drive device, transfer rateKnown for one	175 MB/s	Unknown — not stated by the source
Drive ready timeDiffers	12 s	8 s
Internal	Yes	Yes
Maximum data transfer rateKnown for one	300 Mbit/s	Unknown — not stated by the source
Power requirementsKnown for one	Unknown — not stated by the source	5/12 VDC
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s

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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