Buffalo LinkStation 420 NVR 2TB vs Buffalo LinkStation 420 NVR 4TB

Comparison of LinkStation 420 NVR 2TB, LinkStation 420 NVR 4TB

31 specifications	A Buffalo LinkStation 420 NVR 2TBView product	B Buffalo LinkStation 420 NVR 4TBView product
Processoridentical
Processor family	Marvell ARMADA 370	Marvell ARMADA 370
Processor model	370	370
Processor frequency	1.2 GHz	1.2 GHz
Processor cores	2	2
Memoryidentical
Internal memory	0.5 GB	0.5 GB
Internal memory type	DDR3	DDR3
Storageidentical
Number of HDDs supported	2	2
HDD interface	Serial ATA II	Serial ATA II
Maximum storage capacity	4 TB	4 TB
Hot-swap drive bays	No	No
RAID support	Yes	Yes
RAID levels	1, JBOD	1, JBOD
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	1	1
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
Featuresidentical
Cable lock slot	Yes	Yes
Operating system installed	Linux Embedded	Linux Embedded
Designidentical
Built-in display	No	No
LED indicators	Yes	Yes
On/off switch	Yes	Yes
Poweridentical
Power consumption (typical)	25 W	25 W
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Weight & dimensionsidentical
Width	87 mm	87 mm
Depth	205 mm	205 mm
Height	128 mm	128 mm
Weight	2.4 kg	2.4 kg
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Operating relative humidity (H-H)	20 - 80%	20 - 80%
Packaging contentidentical
Quick installation guide	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.