Dell 400-21125 internal hard drive vs Dell 400-21712 internal hard drive

Comparison of 400-21125, 400-21712

12 specifications	A Dell 400-21125 internal hard drive Model 400-21125 View product	B Dell 400-21712 internal hard drive Model 400-21712 View product
Features1 differ
HDD capacityDiffers	500 GB	2 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Component for	Server/workstation	Server/workstation
Hot-swapKnown for one	—Unknown — not stated by the source	Yes
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Other features1 differ
Product colour	Black	Black
Data transfer rate	1.5 Gbit/s	1.5 Gbit/s
Hot-Plug support	Yes	Yes
Internal	Yes	Yes
Compatible productsDiffers	Dell PowerEdge R310 FS	Dell PowerEdge T610/R310/R510/T710 FS/R710/T410/R410

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.