Product comparison · 2 internal hard drives

Lenovo 09N4254 internal hard drive vs Lenovo HD 80GB SATA 7200rpm

Key differences

HDD capacity
- 09N4254 internal hard drive:160 GB
- HD 80GB SATA 7200rpm:80 GB
Storage drive buffer size
- 09N4254 internal hard drive:8 MB
- HD 80GB SATA 7200rpm:2 MB

Differences highlightedShow differences only

Comparison of 09N4254, HD 80GB SATA 7200rpm
17 specifications	A Lenovo 09N4254 internal hard drive Model 09N4254 View product	B Lenovo HD 80GB SATA 7200rpm View product
Features2 differ
HDD capacityDiffers	160 GB	80 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
TypeKnown for one	HDD	Unknown — not stated by the source
Storage drive buffer sizeDiffers	8 MB	2 MB
Average seek time	9 ms	9 ms
Average latency	4.17 ms	4.17 ms
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 55 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	102 mm	Unknown — not stated by the source
DepthKnown for one	25.9 mm	Unknown — not stated by the source
HeightKnown for one	146.7 mm	Unknown — not stated by the source
Weight	640 g	640 g
Other featuresidentical
HDD transfer rateKnown for one	Unknown — not stated by the source	150 Mbit/s
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	102 x 147 x 26 mm
InternalKnown for one	Unknown — not stated by the source	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.