Product comparison · 2 internal hard drives

Samsung HD252HJ + 20PK Kit vs Samsung HD322HJ + 20PK Kit

21specifications compared
6differ
15identical
8known for one product only

Key differences

HDD capacity
- HD252HJ + 20PK Kit:250 GB
- HD322HJ + 20PK Kit:320 GB
Interface
- HD252HJ + 20PK Kit:Serial ATA II
- HD322HJ + 20PK Kit:Serial ATA
Power consumption (standby)
- HD252HJ + 20PK Kit:0.7 W
- HD322HJ + 20PK Kit:0.8 W
Operating relative humidity (H-H)
- HD252HJ + 20PK Kit:5 - 95%
- HD322HJ + 20PK Kit:5 - 90%
Storage relative humidity (H-H)
- HD252HJ + 20PK Kit:5 - 90%
- HD322HJ + 20PK Kit:5 - 95%
Data transfer rate
- HD252HJ + 20PK Kit:175 Gbit/s
- HD322HJ + 20PK Kit:3 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of HD252HJ + 20PK Kit, HD322HJ + 20PK Kit
29 specifications	A Samsung HD252HJ + 20PK Kit View product	B Samsung HD322HJ + 20PK Kit View product
Features2 differ
HDD capacityDiffers	250 GB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
InterfaceDiffers	Serial ATA II	Serial ATA
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
Start/stop cyclesKnown for one	50000	Unknown — not stated by the source
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Power1 differ
Power consumption (standby)Differs	0.7 W	0.8 W
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Operational conditions2 differ
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Differs	5 - 95%	5 - 90%
Storage relative humidity (H-H)Differs	5 - 90%	5 - 95%
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 shockKnown for one	Unknown — not stated by the source	350 G
Weight & dimensionsidentical
Width	101.5 mm	101.5 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
Weight	470 g	470 g
Other features1 differ
Dimensions (WxDxH)	101.5 x 147 x 26.1 mm	101.5 x 147 x 26.1 mm
Data transfer rateDiffers	175 Gbit/s	3 Gbit/s
Drive ready timeKnown for one	8 s	Unknown — not stated by the source
Internal	Yes	Yes
Power requirementsKnown for one	Unknown — not stated by the source	5/12 VDC

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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