Product comparison · 2 internal hard drives

Samsung HE322HJ + 20PK Kit vs Samsung HE753LJ + 20PK Kit

Key differences

HDD capacity
- HE322HJ + 20PK Kit:320 GB
- HE753LJ + 20PK Kit:750 GB
Storage drive buffer size
- HE322HJ + 20PK Kit:16 MB
- HE753LJ + 20PK Kit:32 MB
Storage temperature (T-T)
- HE322HJ + 20PK Kit:40 - 70 °C
- HE753LJ + 20PK Kit:-40 - 70 °C
Non-operating shock
- HE322HJ + 20PK Kit:350 G
- HE753LJ + 20PK Kit:300 G
Weight
- HE322HJ + 20PK Kit:470 g
- HE753LJ + 20PK Kit:640 g
Drive ready time
- HE322HJ + 20PK Kit:8 s
- HE753LJ + 20PK Kit:12 s

Differences highlightedShow differences only

Comparison of HE322HJ + 20PK Kit, HE753LJ + 20PK Kit
25 specifications	A Samsung HE322HJ + 20PK Kit View product	B Samsung HE753LJ + 20PK Kit View product
Features2 differ
HDD capacityDiffers	320 GB	750 GB
HDD speed	7200 RPM	7200 RPM
Interface	Serial ATA II	Serial ATA II
Storage drive buffer sizeDiffers	16 MB	32 MB
Average seek time	8.9 ms	8.9 ms
Average latency	4.17 ms	4.17 ms
Start/stop cycles	50000	50000
Mean time between failures (MTBF)Known for one	1200000 h	Unknown — not stated by the source
Poweridentical
Power consumption (standby)	1.2 W	1.2 W
Power consumption (PowerSave)Known for one	0.8 W	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)Differs	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 altitude	-300 - 3000 m	-300 - 3000 m
Non-operating altitude	-300 - 12000 m	-300 - 12000 m
Non-operating shockDiffers	350 G	300 G
Weight & dimensions1 differ
Width	101.5 mm	101.5 mm
Depth	147 mm	147 mm
Height	26.1 mm	26.1 mm
WeightDiffers	470 g	640 g
Other features1 differ
Dimensions (WxDxH)	101.5 x 147 x 26.1 mm	101.5 x 147 x 26.1 mm
Drive device, transfer rate	300 MB/s	300 MB/s
Drive ready timeDiffers	8 s	12 s
Internal	Yes	Yes

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.