Product comparison · 2 internal hard drives

Lenovo 7915AC1A283 internal hard drive vs Seagate 3TB SATAIII

9specifications compared
8differ
1identical
20known for one product only

Key differences

HDD capacity
- 7915AC1A283 internal hard drive:300 GB
- 3TB SATAIII:3 TB
HDD speed
- 7915AC1A283 internal hard drive:15000 RPM
- 3TB SATAIII:7200 RPM
HDD size
- 7915AC1A283 internal hard drive:2.5"
- 3TB SATAIII:3.5"
Interface
- 7915AC1A283 internal hard drive:SAS
- 3TB SATAIII:Serial ATA III
Operating voltage
- 7915AC1A283 internal hard drive:5 V
- 3TB SATAIII:5 / 12 V
Operating temperature (T-T)
- 7915AC1A283 internal hard drive:5 - 35 °C
- 3TB SATAIII:0 - 60 °C
Storage temperature (T-T)
- 7915AC1A283 internal hard drive:5 - 43 °C
- 3TB SATAIII:-40 - 70 °C
Quantity per pack
- 7915AC1A283 internal hard drive:1 pc(s)
- 3TB SATAIII:20 pc(s)

Side by side

Differences highlightedShow differences only

Comparison of 7915AC1A283, 3TB SATAIII
29 specifications	A Lenovo 7915AC1A283 internal hard drive Model 7915AC1A283 View product	B Seagate 3TB SATAIII View product
Features4 differ
HDD capacityDiffers	300 GB	3 TB
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA III
Type	HDD	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	64 MB
HDD sustained transfer rateKnown for one	Unknown — not stated by the source	210 MiB/s
HDD number of headsKnown for one	Unknown — not stated by the source	6
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	4096
Start/stop cyclesKnown for one	Unknown — not stated by the source	300000
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	8 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.75 W
Power consumption (idle)Known for one	Unknown — not stated by the source	5.8 W
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2.5 A
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 35 °C	0 - 60 °C
Storage temperature (T-T)Differs	5 - 43 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	8 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Packaging contentidentical
Storage drive adapter includedKnown for one	Unknown — not stated by the source	No
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	629 g
Packaging data1 differ
Quantity per packDiffers	1 pc(s)	20 pc(s)
Other featuresidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source

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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