Product comparison · 2 internal hard drives

Lenovo 90Y8578 internal hard drive vs Samsung 9T 1.5TB

7specifications compared
5differ
2identical
22known for one product only

Key differences

HDD capacity
- 90Y8578 internal hard drive:3 TB
- 9T 1.5TB:1.5 TB
HDD speed
- 90Y8578 internal hard drive:7200 RPM
- 9T 1.5TB:5400 RPM
HDD size
- 90Y8578 internal hard drive:3.5"
- 9T 1.5TB:2.5"
Interface
- 90Y8578 internal hard drive:SAS
- 9T 1.5TB:Serial ATA III
Operating voltage
- 90Y8578 internal hard drive:5 / 12 V
- 9T 1.5TB:5 V

Side by side

Differences highlightedShow differences only

Comparison of 90Y8578, 9T 1.5TB
29 specifications	A Lenovo 90Y8578 internal hard drive Model 90Y8578 View product	B Samsung 9T 1.5TB View product
Features4 differ
HDD capacityDiffers	3 TB	1.5 TB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	SAS	Serial ATA III
Type	HDD	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	32 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Read seek timeKnown for one	Unknown — not stated by the source	3.5 ms
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
Average latencyKnown for one	Unknown — not stated by the source	5.6 ms
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	2.3 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.18 W
Operating voltageDiffers	5 / 12 V	5 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating vibrationKnown for one	Unknown — not stated by the source	1.5 G
Operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 12192 m
Operating shockKnown for one	Unknown — not stated by the source	300 G
Non-operating shockKnown for one	Unknown — not stated by the source	900 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100.3 mm
HeightKnown for one	Unknown — not stated by the source	9.5 mm
WeightKnown for one	Unknown — not stated by the source	130 g
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(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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