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Product comparison · 2 nas & storage servers

QNAP TS-1253U NAS/storage server Rack (2U) Intel® Celeron® vs QNAP TS-851-4G + 2X 0S03674

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  • 64specifications compared
  • 23differ
  • 41identical
  • 35known for one product only

Key differences

  • Storage drives installed
    • No
    • Yes
  • Total installed storage capacity
    • 0 TB
    • 24 TB
  • Number of storage drives installed
    • 0
    • 8
  • Number of storage drives supported
    • 12
    • 8
  • Installed storage drive type
    • No
    • HDD
  • RAID levels
    • 0, 10, 5, 6, 1
    • 0, 1, 5, 6, 10, JBOD
  • Processor frequency
    • 2 GHz
    • 2.41 GHz
  • Processor cores
    • 4
    • 2

Side by side

Differences highlightedShow differences only
99 specifications
A

QNAP

TS-1253U NAS/storage server Rack (2U) Intel® Celeron®

Model TS-1253U

View product
B

QNAP

TS-851-4G + 2X 0S03674View product
Storage6 differ
Storage drives installedDiffersNoYes
Total installed storage capacityDiffers0 TB24 TB
Number of storage drives installedDiffers08
Number of storage drives supportedDiffers128
Installed storage drive typeDiffersNoHDD
Supported storage drive typesHDD & SSDHDD & SSD
Storage drive interfaceSerial ATA II, Serial ATA IIISerial ATA II, Serial ATA III
Storage drive size2.5/3.5"2.5/3.5"
RAID supportYesYes
RAID levelsDiffers0, 10, 5, 6, 10, 1, 5, 6, 10, JBOD
Hot-swap drive baysYesYes
Supported file systemsext3, ext4, FAT32, HFS+, NTFSext3, ext4, FAT32, HFS+, NTFS
Storage drive capacityKnown for one3 TB
Processor2 differ
Processor familyIntel® Celeron®Intel® Celeron®
Processor frequencyDiffers2 GHz2.41 GHz
Processor coresDiffers42
Memoryidentical
Internal memory4 GB4 GB
Internal memory typeDDR3LDDR3L
Maximum RAM supported8 GB8 GB
Memory slots22
Flash memory512 MB512 MB
Networkidentical
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Wi-Fi standardsKnown for one802.11a, Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
DHCP clientYesYes
DHCP serverYesYes
Jumbo frames supportYesYes
iSCSI supportYesYes
Wake-on-LAN readyYesYes
Link aggregationKnown for oneYes
Supported network protocolsCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSCCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Wi-FiKnown for oneNo
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers42
USB 2.0 ports quantityDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers43
Fiber ports quantity00
HDMI ports quantity11
Design4 differ
Chassis typeDiffersRack (2U)Tower
Cooling typeActiveActive
Product colourDiffersBlack, GreyBlack
Housing materialKnown for oneMetal
Number of fans2 fan(s)2 fan(s)
Fan diameterDiffers7 cm12 cm
Drive bay lockingKnown for oneYes
LED indicatorsDiffersHDD, LAN, Status, USBYes
Built-in displayKnown for oneNo
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Performance3 differ
TypeNASNAS
Device classDiffersSmall & Medium BusinessHome & Home Office
Backup functionYesYes
Backup featuresKnown for oneCloud, iSCSI LUN
BuzzerKnown for oneYes
Multilingual supportKnown for oneYes
Noise levelKnown for one35.2 dB
Built-in optical driveKnown for oneNo
Card reader integratedKnown for oneNo
Management protocolsDiffersSNMP v2 & v3SNMP, Telnet
Share folder access right managementKnown for oneYes
Web-based managementYesYes
Access Control List (ACL)YesYes
Browser supportedKnown for oneMicrosoft Internet Explorer 10+, Mozilla Firefox 8+, Apple Safari 4+, Google Chrome
Built-in FTP serverKnown for oneYes
Built-in UPnP AV media serverKnown for oneYes
Hot spareKnown for oneYes
On/off switchYesYes
Password authenticationKnown for oneYes
Reset buttonYesYes
S.M.A.R.T. supportKnown for oneYes
Security algorithmsDiffers256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLSFIPS 140-2, HTTPS, SSH, SSL/TLS
Share folderKnown for oneCIFS/SMB
System logKnown for oneYes
Softwareidentical
Operating system installedQNAP Turbo SystemQNAP Turbo System
Operating system version4.14.1
Windows operating systems supportedKnown for oneWindows 7 Enterprise, Windows 7 Enterprise x64, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows Vista Enterprise, Windows XP Professional, Yes
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Server operating systems supportedKnown for oneWindows Server 2003, Windows Server 2003 R2, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Power1 differ
Power supply locationBuilt-inBuilt-in
Power supply unit (PSU) capacityDiffers250 W350 W
Number of power supply units11
Redundant power supply (RPS) supportKnown for oneNo
Power consumption (typical)Known for one83.52 W
Power consumption (sleep)Known for one35.14 W
AC input voltage100-240 V100-240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Fan voltage12 V12 V
Weight & dimensions3 differ
WidthDiffers482 mm298.2 mm
DepthDiffers534 mm235.4 mm
HeightDiffers89 mm185.2 mm
WeightKnown for one16.1 kg
Package weightKnown for one19 kg
Packaging contentidentical
Cables includedAC, LAN (RJ-45)AC, LAN (RJ-45)
Quick installation guideYesYes
Number of screwsKnown for one84
Operational conditions1 differ
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)Differs0 - 95%5 - 95%
Other featuresidentical
Digital Living Network Alliance (DLNA) certifiedYesYes
Power managementKnown for oneYes

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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