Product comparison · 2 internal hard drives

Acer 450GB 2.5" 6G SAS 10K vs Lenovo 4x 2TB SATA III

Key differences

HDD capacity
- 450GB 2.5" 6G SAS 10K:450 GB
- 4x 2TB SATA III:2 TB
HDD speed
- 450GB 2.5" 6G SAS 10K:10000 RPM
- 4x 2TB SATA III:7200 RPM
HDD size
- 450GB 2.5" 6G SAS 10K:2.5"
- 4x 2TB SATA III:3.5"
Interface
- 450GB 2.5" 6G SAS 10K:SAS
- 4x 2TB SATA III:Serial ATA III
Operating voltage
- 450GB 2.5" 6G SAS 10K:5 V
- 4x 2TB SATA III:5 / 12 V
Storage temperature (T-T)
- 450GB 2.5" 6G SAS 10K:-40 - 65 °C
- 4x 2TB SATA III:-40 - 60 °C

Differences highlightedShow differences only

Comparison of 450GB 2.5" 6G SAS 10K, 4x 2TB SATA III
15 specifications	A Acer 450GB 2.5" 6G SAS 10K View product	B Lenovo 4x 2TB SATA III View product
Features4 differ
HDD capacityDiffers	450 GB	2 TB
HDD speedDiffers	10000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA III
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	64 MB
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)Differs	-40 - 65 °C	-40 - 60 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)	5 - 90%	5 - 90%
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	4 pc(s)
Other featuresidentical
Data transfer rate	6 Gbit/s	6 Gbit/s
Windows operating systems supported	Yes	Yes
Linux operating systems supported	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.