Product comparison · 2 network video recorders (nvr)

D-Link DNS-722-4 Black vs QNAP VS-8124 PRO

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  • 7specifications compared
  • 6differ
  • 1identical
  • 31known for one product only

Key differences

  • Internal memory type
    • DNS-722-4 Black:DDR
    • VS-8124 PRO:DDR3
  • Operating system installed
    • DNS-722-4 Black:Embedded LINUX
    • VS-8124 PRO:Linux
  • Ethernet LAN (RJ-45) ports
    • DNS-722-4 Black:1
    • VS-8124 PRO:2
  • Operating temperature (T-T)
    • DNS-722-4 Black:0 - 55 °C
    • VS-8124 PRO:0 - 40 °C
  • Operating relative humidity (H-H)
    • DNS-722-4 Black:5 - 90%
    • VS-8124 PRO:5 - 95%

Side by side

Differences highlightedShow differences only (on)
Comparison of DNS-722-4, VS-8124 PRO
38 specifications
A

D-Link

DNS-722-4 Black

Model DNS-722-4

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Performance2 differ
Internal memory typeDiffersDDRDDR3
Operating system installedDiffersEmbedded LINUXLinux
Backup functionKnown for oneUnknown — not stated by the sourceYes
DHCP clientKnown for oneUnknown — not stated by the sourceYes
DHCP serverKnown for oneUnknown — not stated by the sourceYes
Number of fansKnown for oneUnknown — not stated by the source2 fan(s)
Internal memoryKnown for one128 MBUnknown — not stated by the source
Playback modesKnown for oneFast forward, Fast reverseUnknown — not stated by the source
Wireless LAN featuresidentical
Wi-FiKnown for oneUnknown — not stated by the sourceNo
Hard driveidentical
RAID supportKnown for oneUnknown — not stated by the sourceYes
RAID levelsKnown for oneUnknown — not stated by the source0, 1, 5, 6, JBOD
HDD interfaceKnown for oneSerial ATA, Serial ATA IIUnknown — not stated by the source
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers12
Ethernet LAN data ratesKnown for oneUnknown — not stated by the source10,100,1000 Mbit/s
HDMI ports quantityKnown for oneUnknown — not stated by the source1
USB 2.0 ports quantityKnown for oneUnknown — not stated by the source4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for oneUnknown — not stated by the source2
Fiber ports quantityKnown for oneUnknown — not stated by the source0
Supported network protocolsDiffersIPV4, ARP, TCP, UDP, ICMP, DHCP, NTP, DNS, DDNS, SMTP, HTTP, PPPoE, UPnP, IP filteringHTTP, TCP/IP, SMTP, DHCP, Static IP, DNS, DDNS, FTP, NTP, UPnP
Featuresidentical
LED indicatorsKnown for oneUnknown — not stated by the sourceYes
On/off switchKnown for oneUnknown — not stated by the sourceYes
Reset buttonKnown for oneUnknown — not stated by the sourceYes
CertificationKnown for oneUnknown — not stated by the sourceCE, FCC, VCCI, BSMI, LVD
Processoridentical
Processor coresKnown for oneUnknown — not stated by the source2
Processor frequencyKnown for oneUnknown — not stated by the source3.3 GHz
Poweridentical
AC input voltageKnown for oneUnknown — not stated by the source100-240 V
AC input frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
Power consumption (max)Known for one23.59 WUnknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for oneUnknown — not stated by the sourceWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Mac operating systems supportedKnown for oneUnknown — not stated by the sourceMac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion
Operational conditions2 differ
Operating temperature (T-T)Differs0 - 55 °C0 - 40 °C
Operating relative humidity (H-H)Differs5 - 90%5 - 95%
Storage temperature (T-T)Known for one-20 - 70 °CUnknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for oneUnknown — not stated by the source327 mm
DepthKnown for oneUnknown — not stated by the source321.2 mm
HeightKnown for oneUnknown — not stated by the source217.5 mm
WeightKnown for one1.23 kgUnknown — 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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