Product comparison · 2 internal hard drives

Lenovo 49Y1945 internal hard drive vs Lenovo 4XB0K12258 internal hard drive

Key differences

HDD capacity
- 49Y1945 internal hard drive:2 TB
- 4XB0K12258 internal hard drive:400 GB
HDD size
- 49Y1945 internal hard drive:3.5"
- 4XB0K12258 internal hard drive:2.5"
Interface
- 49Y1945 internal hard drive:Serial ATA II
- 4XB0K12258 internal hard drive:SAS
Component for
- 49Y1945 internal hard drive:PC
- 4XB0K12258 internal hard drive:Server/workstation
HDD interface transfer rate
- 49Y1945 internal hard drive:3 Gbit/s
- 4XB0K12258 internal hard drive:12 Gbit/s
Operating voltage
- 49Y1945 internal hard drive:5 / 12 V
- 4XB0K12258 internal hard drive:5 V

Differences highlightedShow differences only

Comparison of 49Y1945, 4XB0K12258
9 specifications	A Lenovo 49Y1945 internal hard drive Model 49Y1945 View product	B Lenovo 4XB0K12258 internal hard drive Model 4XB0K12258 View product
Features5 differ
HDD capacityDiffers	2 TB	400 GB
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA II	SAS
Type	HDD	HDD
Component forDiffers	PC	Server/workstation
Hot-swapKnown for one	Yes	Unknown — not stated by the source
HDD interface transfer rateDiffers	3 Gbit/s	12 Gbit/s
Power1 differ
Operating voltageDiffers	5 / 12 V	5 V

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.