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Product comparison · 2 nas & storage servers

QNAP TS-420, 4x2TB, 2xD-Link DCS-932L vs QNAP TS-870 40TB

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  • 59specifications compared
  • 26differ
  • 33identical
  • 27known for one product only

Key differences

  • Total installed storage capacity
    • 8 TB
    • 40 TB
  • Number of storage drives installed
    • 4
    • 8
  • Number of storage drives supported
    • 4
    • 8
  • Supported storage drive types
    • HDD
    • HDD & SSD
  • Storage drive capacity
    • 2 TB
    • 5 TB
  • Processor frequency
    • 1.6 GHz
    • 2.6 GHz
  • Internal memory
    • 0.5 GB
    • 2 GB
  • Flash memory
    • 16 MB
    • 512 MB

Side by side

Differences highlightedShow differences only
86 specifications
A

QNAP

TS-420, 4x2TB, 2xD-Link DCS-932LView product
B

QNAP

TS-870 40TBView product
Storage7 differ
Storage drives installedYesYes
Total installed storage capacityDiffers8 TB40 TB
Number of storage drives installedDiffers48
Number of storage drives supportedDiffers48
Installed storage drive typeHDDHDD
Supported storage drive typesDiffersHDDHDD & SSD
Storage drive capacityDiffers2 TB5 TB
Storage drive interfaceDiffersSerial ATA, Serial ATA IISerial ATA II, Serial ATA III
Storage drive size2.5/3.5"2.5/3.5"
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 5+0, 5+1, 6, 10, JBOD0, 1, 5, 6, 10, JBOD
Hot-swap drive baysYesYes
Supported file systemsext3, ext4, FAT32, HFS+, NTFSext3, ext4, FAT32, HFS+, NTFS
Maximum supported storage capacityKnown for one16 TB
Processor1 differ
Processor frequencyDiffers1.6 GHz2.6 GHz
Processor coresKnown for one2
Number of processors installedKnown for one1
Processor familyKnown for oneMarvell
Memory2 differ
Internal memoryDiffers0.5 GB2 GB
Internal memory typeDDR3DDR3
Maximum RAM supportedKnown for one16 GB
Flash memoryDiffers16 MB512 MB
Network2 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s1000 Mbit/s
Wi-FiNoNo
DHCP clientYesYes
DHCP serverYesYes
Jumbo frames supportYesYes
iSCSI supportYesYes
Wake-on-LAN readyYesYes
Supported network protocolsDiffersTCP/ IPCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers24
USB 2.0 ports quantityDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Fiber ports quantity00
eSATA ports quantity22
HDMI ports quantityKnown for one1
Design3 differ
Chassis typeTowerTower
Cooling typeActiveActive
Product colourBlackBlack
Number of fansDiffers1 fan(s)2 fan(s)
Fan diameterDiffers9 cm12 cm
Drive bay lockingKnown for oneYes
LED indicatorsDifferseSATA, HDD, LAN, Power, Status, USBHDD, LAN, Status, USB
Built-in displayKnown for oneYes
Display typeLCDLCD
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Performance1 differ
TypeNASNAS
Device classKnown for oneSmall & Medium Business
Backup functionYesYes
Backup featuresKnown for oneCloud, iSCSI LUN
BuzzerYesYes
Multilingual supportYesYes
Web-based managementKnown for oneYes
Access Control List (ACL)YesYes
On/off switchYesYes
Reset buttonYesYes
Security algorithmsDiffersSSL/TLS256-bit AES, FIPS 140-2, HTTPS, SNMP, SSH, SSL/TLS
Number of usersKnown for one4096 user(s)
Management protocolsKnown for oneSNMP (v2/v3)
Software1 differ
Operating system installedDiffersQNAP Turbo NAS SystemLinux
Operating system versionKnown for one4.0
Windows operating systems supportedKnown for oneWindows 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
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Server operating systems supportedKnown for oneWindows Server 2003, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012
Power4 differ
Power supply locationDiffersExternalBuilt-in
Power supply unit (PSU) capacityDiffers120 W350 W
Number of power supply unitsKnown for one1
Power consumption (typical)Differs31 W59.9 W
Power consumption (sleep)Differs13 W29.1 W
Power consumption (off)Known for one1 W
AC input voltage100-240 V100-240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Weight & dimensions3 differ
WidthDiffers180 mm298.2 mm
DepthDiffers235 mm235.4 mm
HeightDiffers177 mm185.2 mm
WeightKnown for one3 kg
Package weightKnown for one4.66 kg
Packaging contentidentical
Cables includedKnown for oneAC, LAN (RJ-45)
Quick installation guideKnown for oneYes
External power adapterKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Storage relative humidity (H-H)Known for one5 - 95%
Operating relative humidity (H-H)Known for one5 - 95%

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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