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Product comparison · 2 nas & storage servers

QNAP TS-251C NAS/storage server Tower Intel® Celeron® vs QNAP TVS-471 NAS Tower Intel® Core™ i3 i3-4150

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  • 68specifications compared
  • 29differ
  • 39identical
  • 88known for one product only

Key differences

  • Number of storage drives supported
    • 2
    • 4
  • Installed storage drive type
    • HDD
    • No
  • Storage drive size
    • 3.5"
    • 2.5/3.5"
  • RAID levels
    • 0, 1
    • 0, 1, 5, 6, 10, JBOD
  • Hot-swap drive bays
    • No
    • Yes
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i3
  • Processor frequency
    • 2.41 GHz
    • 3.5 GHz
  • Internal memory
    • 1 GB
    • 4 GB

Side by side

Differences highlightedShow differences only
156 specifications
A

QNAP

TS-251C NAS/storage server Tower Intel® Celeron®

Model TS-251C

View product
B

QNAP

TVS-471 NAS Tower Intel® Core™ i3 i3-4150

Model TVS-471

View product
Storage7 differ
Storage drives installedNoNo
Total installed storage capacity0 TB0 TB
Number of storage drives installed00
Number of storage drives supportedDiffers24
Installed storage drive typeDiffersHDDNo
Supported storage drive typesHDD & SSDHDD & SSD
Storage drive capacity0 GB0 GB
Storage drive interfaceDiffersSerial ATA IIISerial ATA II, Serial ATA III
Storage drive sizeDiffers3.5"2.5/3.5"
RAID supportYesYes
RAID levelsDiffers0, 10, 1, 5, 6, 10, JBOD
Hot-swap drive baysDiffersNoYes
Supported file systemsDiffersext3, ext4, FAT32, HFS+, NTFSFAT32, HFS+, NTFS, ext3, ext4
Processor2 differ
Processor manufacturerKnown for oneIntel
Processor familyDiffersIntel® Celeron®Intel® Core™ i3
Processor generationKnown for one4th gen Intel® Core™ i3
Processor modelKnown for onei3-4150
Processor frequencyDiffers2.41 GHz3.5 GHz
Processor cores22
Processor threadsKnown for one4
Processor cacheKnown for one3 MB
Bus typeKnown for oneDMI
CPU configuration (max)Known for one1
ECC supported by processorKnown for oneYes
PCI Express configurationsKnown for one1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for one3.0
Processor cache typeKnown for oneSmart Cache
Processor codeKnown for oneSR1PJ
Processor codenameKnown for oneHaswell
Processor lithographyKnown for one22 nm
Processor operating modesKnown for one32-bit, 64-bit
Processor package sizeKnown for one37.5 x 37.5 mm
Processor seriesKnown for oneIntel Core i3-4100 Desktop series
Processor socketKnown for oneLGA 1150 (Socket H3)
ScalabilityKnown for one1S
SteppingKnown for oneC0
System bus rateKnown for one5 GT/s
TcaseKnown for one72 °C
Thermal Design Power (TDP)Known for one54 W
On-board graphics card modelKnown for oneIntel® HD Graphics 4400
Maximum internal memory supported by processorKnown for one32 GB
Memory bandwidth supported by processor (max)Known for one25.6 GB/s
Conflict-Free processorKnown for oneYes
Number of processors installedKnown for one1
Memory2 differ
Internal memoryDiffers1 GB4 GB
Internal memory typeDiffersDDR3LDDR3
Maximum RAM supportedKnown for one16 GB
Memory slotsKnown for one2
Flash memory512 MB512 MB
Network1 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers1000 Mbit/s10,100,1000 Mbit/s
Wi-FiNoNo
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
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers14
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers13
Fiber ports quantity00
HDMI ports quantity11
Graphicsidentical
On-board graphics card DirectX versionKnown for one11.1
On-board graphics card IDKnown for one0x41E
On-board graphics card base frequencyKnown for one350 MHz
On-board graphics card dynamic frequency (max)Known for one1150 MHz
Maximum on-board graphics card memoryKnown for one1.024 GB
Number of displays supported (on-board graphics)Known for one3
Design4 differ
Chassis typeTowerTower
Cooling typeActiveActive
Product colourDiffersWhiteBlack
Number of fans1 fan(s)1 fan(s)
Fan diameterDiffers6 cm9 cm
Drive bay lockingKnown for oneYes
LED indicatorsDiffersHDD, LAN, Power, Status, USBLAN, Status, USB
Built-in displayDiffersNoYes
Display typeKnown for oneLCD
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Performance2 differ
TypeNASNAS
Device classDiffersHome & Home OfficeSmall & Medium Business
Backup functionYesYes
Backup featuresCloud, iSCSI LUNCloud, iSCSI LUN
BuzzerYesYes
Multilingual supportYesYes
Noise levelKnown for one17.3 dB
Share folder access right managementKnown for oneYes
Web-based managementYesYes
Access Control List (ACL)YesYes
Built-in FTP serverKnown for oneYes
Built-in UPnP AV media serverKnown for oneYes
Built-in iTunes serverKnown for oneYes
Network Time Protocol (NTP) clientKnown for oneYes
On/off switchYesYes
Reset buttonYesYes
S.M.A.R.T. supportKnown for oneYes
Security algorithmsDiffers256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLS256-bit AES, FIPS 140-2, HTTPS, SSH
System logKnown for oneYes
Softwareidentical
Operating system installedQNAP Turbo SystemQNAP Turbo System
Windows operating systems supportedKnown for oneWindows 7 Enterprise
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Server operating systems supportedKnown for oneWindows Server 2003
Operating system versionKnown for one4.1
Power4 differ
Power supply locationDiffersExternalBuilt-in
Power supply unit (PSU) capacityDiffers60 W250 W
Number of power supply units11
Power consumption (typical)Differs15.71 W50.52 W
Power consumption (sleep)Differs0.7 W28.19 W
AC input voltage100-240 V100-240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Weight & dimensions4 differ
WidthDiffers85 mm180 mm
DepthDiffers218.4 mm235 mm
HeightDiffers166.5 mm177 mm
WeightDiffers3.16 kg4.56 kg
Package weightKnown for one5.7 kg
Packaging content1 differ
Cables includedDiffersAC, LAN (RJ-45), SATAAC, LAN (RJ-45)
Quick installation guideYesYes
External power adapterKnown for oneYes
Processor special featuresidentical
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Graphics & IMC lithographyKnown for one22 nm
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneNo
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)Known for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Intel® InTru™ 3D TechnologyKnown for oneYes
Intel® Quick Sync Video TechnologyKnown for oneYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyKnown for oneNo
Intel® Wireless Display (Intel® WiDi)Known for oneYes
Maximum number of PCI Express lanesKnown for one16
Number of QPI linksKnown for one0
Thermal Monitoring TechnologiesKnown for oneYes
Thermal solution specificationKnown for onePCG 2013C
Memory channels supported by processorKnown for oneDual
Memory types supported by processorKnown for oneDDR3-SDRAM
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Other featuresidentical
Power managementKnown for oneYes
Processor ARK IDKnown for one77486

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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