Product comparison · 2 disk arrays

Dell PowerVault MD3220 disk array vs Dell PowerVault MD3420 disk array

Key differences

Number of storage drives installed
- PowerVault MD3220 disk array:2
- PowerVault MD3420 disk array:1
Total installed storage capacity
- PowerVault MD3220 disk array:0.292 TB
- PowerVault MD3420 disk array:0.3 TB
Storage drive capacity
- PowerVault MD3220 disk array:146 GB
- PowerVault MD3420 disk array:300 GB
HDD speed
- PowerVault MD3220 disk array:15000 RPM
- PowerVault MD3420 disk array:10000 RPM
Depth
- PowerVault MD3220 disk array:508 mm
- PowerVault MD3420 disk array:549 mm
Operating relative humidity (H-H)
- PowerVault MD3220 disk array:10 - 80%
- PowerVault MD3420 disk array:5 - 95%

Differences highlightedShow differences only

Comparison of MD3220, MD3420
28 specifications	A Dell PowerVault MD3220 disk array Model MD3220 View product	B Dell PowerVault MD3420 disk array Model MD3420 View product
Storage4 differ
Storage drives installed	Yes	Yes
Installed storage drive type	HDD	HDD
Number of storage drives installedDiffers	2	1
Total installed storage capacityDiffers	0.292 TB	0.3 TB
Supported storage drive types	HDD & SSD	HDD & SSD
Number of storage drives supported	24	24
Maximum supported storage capacity	38.4 TB	38.4 TB
Storage drive capacityDiffers	146 GB	300 GB
Storage drive interface	Serial Attached SCSI (SAS)	Serial Attached SCSI (SAS)
Storage drive size	2.5"	2.5"
RAID levels	0, 1, 5, 6, 10	0, 1, 5, 6, 10
HDD speedDiffers	15000 RPM	10000 RPM
Ports & interfacesidentical
SAS host port	Yes	Yes
Designidentical
Chassis type	Rack (2U)	Rack (2U)
Internal	Yes	Yes
Product colour	Black	Black
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power supply unit (PSU) capacity	600 W	600 W
Number of power supply units	1	1
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Weight & dimensions1 differ
Width	446.3 mm	446.3 mm
DepthDiffers	508 mm	549 mm
Height	86.8 mm	86.8 mm
Weight	24.2 kg	24.2 kg
Operational conditions1 differ
Operating temperature (T-T)	10 - 35 °C	10 - 35 °C
Operating relative humidity (H-H)Differs	10 - 80%	5 - 95%
Operating altitude	-16 - 3048 m	-16 - 3048 m

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.