Product comparison · 2 network surveillance servers

Buffalo LinkStation 420 NVR 4TB vs Dahua Technology DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet

25specifications compared
20differ
5identical
16known for one product only

Key differences

The Dahua Technology DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet has 2.1 GHz more processor frequency than the Buffalo LinkStation 420 NVR 4TB (3.3 GHz vs 1.2 GHz). The Dahua Technology DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet has 2 more processor cores than the Buffalo LinkStation 420 NVR 4TB (4 vs 2). The Dahua Technology DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet has 7.5 GB more internal memory than the Buffalo LinkStation 420 NVR 4TB (8 GB vs 0.5 GB). Only the Dahua Technology DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet has hot-swap drive bays. Only the Dahua Technology DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet has built-in display.

Processor family
- LinkStation 420 NVR 4TB:Marvell ARMADA 370
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:Intel® Core™ i3
Processor model
- LinkStation 420 NVR 4TB:370
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:i5-6600
Processor frequency
- LinkStation 420 NVR 4TB:1.2 GHz
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:3.3 GHz
Processor cores
- LinkStation 420 NVR 4TB:2
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:4
Internal memory
- LinkStation 420 NVR 4TB:0.5 GB
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:8 GB
Number of HDDs supported
- LinkStation 420 NVR 4TB:2
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:15
Maximum storage capacity
- LinkStation 420 NVR 4TB:4 TB
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:200 TB
Hot-swap drive bays
- LinkStation 420 NVR 4TB:No
- DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet:Yes

Side by side

Differences highlightedShow differences only

Comparison of LinkStation 420 NVR 4TB, DSS7016DR-S2
41 specifications	A Buffalo LinkStation 420 NVR 4TB View product	B Dahua Technology DSS7016DR-S2 network surveillance server Rack Fast Ethernet, Gigabit Ethernet Model DSS7016DR-S2 View product
Processor4 differ
Processor familyDiffers	Marvell ARMADA 370	Intel® Core™ i3
Processor modelDiffers	370	i5-6600
Processor frequencyDiffers	1.2 GHz	3.3 GHz
Processor coresDiffers	2	4
Processor threadsKnown for one	Unknown — not stated by the source	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.9 GHz
Memory1 differ
Internal memoryDiffers	0.5 GB	8 GB
Internal memory type	DDR3	DDR3
Storage4 differ
Number of HDDs supportedDiffers	2	15
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Maximum storage capacityDiffers	4 TB	200 TB
Hot-swap drive baysDiffers	No	Yes
RAID support	Yes	Yes
RAID levelsDiffers	1, JBOD	0, 1, 5, 6, 10
Hot-swapKnown for one	Unknown — not stated by the source	Yes
HDD interfaceKnown for one	Serial ATA II	Unknown — not stated by the source
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers	1	4
Ethernet interface typeDiffers	Gigabit Ethernet	Fast Ethernet, Gigabit Ethernet
USB 2.0 ports quantityDiffers	1	4
HDMI ports quantityKnown for one	Unknown — not stated by the source	3
VGA (D-Sub) output portsKnown for one	Unknown — not stated by the source	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
Featuresidentical
Operating system installed	Linux Embedded	Linux Embedded
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Design1 differ
Chassis typeKnown for one	Unknown — not stated by the source	Rack
Built-in displayDiffers	No	Yes
BuzzerKnown for one	Unknown — not stated by the source	Yes
Display typeKnown for one	Unknown — not stated by the source	LCD
LED indicators	Yes	Yes
On/off switch	Yes	Yes
Power1 differ
Power consumption (max)Known for one	Unknown — not stated by the source	315 W
Power consumption (typical)Differs	25 W	210 W
AC input voltageKnown for one	100-240 V	Unknown — not stated by the source
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	87 mm	444.8 mm
DepthDiffers	205 mm	522.2 mm
HeightDiffers	128 mm	133.2 mm
WeightDiffers	2.4 kg	19.1 kg
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 35 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	20 - 80%	10 - 80%
Packaging contentidentical
Quick installation guideKnown for one	Yes	Unknown — not stated by the source

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.

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