Product comparison · 2 nas & storage servers

QNAP HS-251+ NAS/storage server Compact Intel® Celeron® vs QNAP TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3

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  • 54specifications compared
  • 26differ
  • 28identical
  • 109known for one product only

Key differences

  • Number of storage drives supported
    • HS-251+ NAS/storage server Compact Intel® Celeron®:2
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:24
  • Processor family
    • HS-251+ NAS/storage server Compact Intel® Celeron®:Intel® Celeron®
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:Intel® Xeon® E3 V3 Family
  • Processor frequency
    • HS-251+ NAS/storage server Compact Intel® Celeron®:2 GHz
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:3.5 GHz
  • Internal memory
    • HS-251+ NAS/storage server Compact Intel® Celeron®:2 GB
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:16 GB
  • Internal memory type
    • HS-251+ NAS/storage server Compact Intel® Celeron®:DDR3L
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:DDR3
  • Ethernet LAN (RJ-45) ports
    • HS-251+ NAS/storage server Compact Intel® Celeron®:2
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:4
  • USB 2.0 ports quantity
    • HS-251+ NAS/storage server Compact Intel® Celeron®:2
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:4
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • HS-251+ NAS/storage server Compact Intel® Celeron®:2
    • TVS-EC2480U-SAS-RP NAS Rack (4U) Intel® Xeon® E3 V3 Family E3-1246V3:4

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Differences highlightedShow differences only (on)
Comparison of HS-251+, TVS-EC2480U-SAS-RP
163 specifications
Storage2 differ
Number of storage drives supportedDiffers224
Storage drive capacityKnown for oneUnknown — not stated by the source0 GB
Storage drive interfaceDiffersSerial ATA, Serial ATA II, Serial ATA IIISerial ATA II, Serial ATA III
RAID supportKnown for oneUnknown — not stated by the sourceYes
RAID levelsKnown for oneUnknown — not stated by the source0, 1, 5, 6, 10, JBOD
Maximum supported storage capacityKnown for one12 TBUnknown — not stated by the source
Processor2 differ
Processor manufacturerKnown for oneUnknown — not stated by the sourceIntel
Processor familyDiffersIntel® Celeron®Intel® Xeon® E3 V3 Family
Processor modelKnown for oneUnknown — not stated by the sourceE3-1246V3
Processor frequencyDiffers2 GHz3.5 GHz
Processor boost frequencyKnown for oneUnknown — not stated by the source3.9 GHz
Processor threadsKnown for oneUnknown — not stated by the source8
Processor cacheKnown for oneUnknown — not stated by the source8 MB
L3 cacheKnown for oneUnknown — not stated by the source8 MB
Bus typeKnown for oneUnknown — not stated by the sourceDMI2
CPU configuration (max)Known for oneUnknown — not stated by the source1
ECC supported by processorKnown for oneUnknown — not stated by the sourceYes
PCI Express configurationsKnown for oneUnknown — not stated by the source1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for oneUnknown — not stated by the source3.0
Processor cache typeKnown for oneUnknown — not stated by the sourceSmart Cache
Processor codenameKnown for oneUnknown — not stated by the sourceHaswell
Processor lithographyKnown for oneUnknown — not stated by the source22 nm
Processor operating modesKnown for oneUnknown — not stated by the source32-bit, 64-bit
Processor package sizeKnown for oneUnknown — not stated by the source37.5 x 37.5 mm
Processor seriesKnown for oneUnknown — not stated by the sourceIntel Xeon E3-1200 v3
Processor socketKnown for oneUnknown — not stated by the sourceLGA 1150 (Socket H3)
ScalabilityKnown for oneUnknown — not stated by the source1S
SteppingKnown for oneUnknown — not stated by the sourceC0
System bus rateKnown for oneUnknown — not stated by the source5 GT/s
Thermal Design Power (TDP)Known for oneUnknown — not stated by the source84 W
On-board graphics card modelKnown for oneUnknown — not stated by the sourceIntel® HD Graphics P4600
Maximum internal memory supported by processorKnown for oneUnknown — not stated by the source32 GB
Memory bandwidth supported by processor (max)Known for oneUnknown — not stated by the source25.6 GB/s
Conflict-Free processorKnown for oneUnknown — not stated by the sourceNo
Memory2 differ
Internal memoryDiffers2 GB16 GB
Internal memory typeDiffersDDR3LDDR3
Maximum RAM supportedKnown for oneUnknown — not stated by the source32 GB
Memory slotsKnown for oneUnknown — not stated by the source4
Flash memoryKnown for one512 MBUnknown — not stated by the source
Networkidentical
Jumbo frames supportKnown for oneUnknown — not stated by the sourceYes
Link aggregationKnown for oneUnknown — not stated by the sourceYes
Supported network protocolsKnown for oneUnknown — not stated by the sourceCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers24
USB 2.0 ports quantityDiffers24
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
External mini-SAS portsKnown for oneUnknown — not stated by the source1
Graphicsidentical
On-board graphics card DirectX versionKnown for oneUnknown — not stated by the source11.2
On-board graphics card base frequencyKnown for oneUnknown — not stated by the source350 MHz
On-board graphics card dynamic frequency (max)Known for oneUnknown — not stated by the source1200 MHz
Maximum on-board graphics card memoryKnown for oneUnknown — not stated by the source1.74 GB
Number of displays supported (on-board graphics)Known for oneUnknown — not stated by the source3
Design5 differ
Chassis typeDiffersCompactRack (4U)
Cooling typeDiffersPassiveActive
Product colourDiffersBlackBlack, Grey
Number of fansKnown for oneUnknown — not stated by the source4 fan(s)
Fan diameterKnown for oneUnknown — not stated by the source8 cm
LED indicatorsDiffersLAN, StatusYes
Built-in displayKnown for oneUnknown — not stated by the sourceNo
Cable lock slotDiffersYesNo
Cable lock slot typeKnown for oneKensingtonUnknown — not stated by the source
Performance1 differ
Device classDiffersHome & Home OfficeLarge Enterprise Business
Backup functionKnown for oneUnknown — not stated by the sourceYes
Backup featuresKnown for oneUnknown — not stated by the sourceCloud, iSCSI LUN
Noise levelKnown for oneUnknown — not stated by the source48.3 dB
Built-in optical driveKnown for oneUnknown — not stated by the sourceNo
Card reader integratedKnown for oneUnknown — not stated by the sourceNo
Web-based managementKnown for oneUnknown — not stated by the sourceYes
Access Control List (ACL)Known for oneUnknown — not stated by the sourceYes
Built-in iTunes serverKnown for oneYesUnknown — not stated by the source
Software2 differ
Operating system installedKnown for oneUnknown — not stated by the sourceQNAP Turbo System
Operating system versionKnown for oneUnknown — not stated by the source4.2
Mac operating systems supportedDiffersMac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.9 MavericksYes
Server operating systems supportedDiffersWindows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2Windows Server 2003
Windows operating systems supportedKnown for oneWindows 7 Enterprise, Windows 7 Enterprise x64, Windows 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, WinUnknown — not stated by the source
Power4 differ
Power supply locationDiffersExternalBuilt-in
Power supply unit (PSU) capacityDiffers60 W650 W
Number of power supply unitsKnown for oneUnknown — not stated by the source2
Redundant power supply (RPS) supportKnown for oneUnknown — not stated by the sourceYes
Power consumption (typical)Known for oneUnknown — not stated by the source263.81 W
Power consumption (sleep)Differs0.6 W129.43 W
AC input voltageDiffers100-240 V90-264 V
AC input frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
Weight & dimensions5 differ
WidthDiffers302 mm442.5 mm
DepthDiffers220 mm530.5 mm
HeightDiffers41.3 mm176.2 mm
WeightDiffers1.56 kg23.1 kg
Package weightDiffers2.62 kg28.6 kg
Packaging contentidentical
Quick start guideKnown for oneUnknown — not stated by the sourceYes
External power adapterKnown for oneYesUnknown — not stated by the source
Number of screwsKnown for one14Unknown — not stated by the source
Package typeKnown for oneBoxUnknown — not stated by the source
Processor special featuresidentical
Embedded options availableKnown for oneUnknown — not stated by the sourceNo
Enhanced Intel SpeedStep TechnologyKnown for oneUnknown — not stated by the sourceYes
Execute Disable BitKnown for oneUnknown — not stated by the sourceYes
Graphics & IMC lithographyKnown for oneUnknown — not stated by the source22 nm
Idle StatesKnown for oneUnknown — not stated by the sourceYes
Intel 64Known for oneUnknown — not stated by the sourceYes
Intel Enhanced Halt StateKnown for oneUnknown — not stated by the sourceYes
Intel FDI TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Fast Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel Flex Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel I/O Acceleration TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Identity Protection Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Secure Key Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Stable Image Platform Program (SIPP)Known for oneUnknown — not stated by the sourceYes
Intel Stable Image Platform Program (SIPP) versionKnown for oneUnknown — not stated by the source1.00
Intel TSX-NIKnown for oneUnknown — not stated by the sourceYes
Intel TSX-NI versionKnown for oneUnknown — not stated by the source1.00
Intel Trusted Execution TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel VT-x with Extended Page Tables (EPT)Known for oneUnknown — not stated by the sourceYes
Intel Virtualization Technology (VT-x)Known for oneUnknown — not stated by the sourceYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneUnknown — not stated by the sourceYes
Intel® AES New Instructions (Intel® AES-NI)Known for oneUnknown — not stated by the sourceYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneUnknown — not stated by the sourceYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneUnknown — not stated by the sourceYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneUnknown — not stated by the sourceYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneUnknown — not stated by the sourceYes
Intel® InTru™ 3D TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel® Insider™Known for oneUnknown — not stated by the sourceYes
Intel® My WiFi Technology (Intel® MWT)Known for oneUnknown — not stated by the sourceNo
Intel® OS GuardKnown for oneUnknown — not stated by the sourceYes
Intel® Quick Sync Video TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel® Secure KeyKnown for oneUnknown — not stated by the sourceYes
Intel® Smart CacheKnown for oneUnknown — not stated by the sourceYes
Intel® Turbo Boost TechnologyKnown for oneUnknown — not stated by the source2.0
Intel® Wireless Display (Intel® WiDi)Known for oneUnknown — not stated by the sourceYes
Maximum number of PCI Express lanesKnown for oneUnknown — not stated by the source16
Number of QPI linksKnown for oneUnknown — not stated by the source0
Number of execution unitsKnown for oneUnknown — not stated by the source20
Thermal Monitoring TechnologiesKnown for oneUnknown — not stated by the sourceYes
Thermal solution specificationKnown for oneUnknown — not stated by the sourcePCG 2013D
Memory channels supported by processorKnown for oneUnknown — not stated by the sourceDual
Memory types supported by processorKnown for oneUnknown — not stated by the sourceDDR3-SDRAM
Operational conditionsidentical
Operating relative humidity (H-H)Known for oneUnknown — not stated by the source5 - 95%
Other featuresidentical
Processor ARK IDKnown for oneUnknown — not stated by the source80916

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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