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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Comparison of HS-251+, TVS-EC2480U-SAS-RP
163 specifications
Storage2 differ
Storage drives installedNoNo
Total installed storage capacity0 TB0 TB
Number of storage drives installed00
Number of storage drives supportedDiffers224
Installed storage drive typeNoNo
Supported storage drive typesHDD & SSDHDD & SSD
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
Storage drive size2.5/3.5"2.5/3.5"
RAID supportKnown for oneUnknown — not stated by the sourceYes
RAID levelsKnown for oneUnknown — not stated by the source0, 1, 5, 6, 10, JBOD
Hot-swap drive baysYesYes
Supported file systemsFAT32, HFS+, NTFS, ext3, ext4FAT32, HFS+, NTFS, ext3, ext4
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 cores44
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
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Wi-FiNoNo
DHCP clientYesYes
DHCP serverYesYes
Jumbo frames supportKnown for oneUnknown — not stated by the sourceYes
iSCSI supportYesYes
Wake-on-LAN readyYesYes
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
Fiber ports quantity00
HDMI ports quantity11
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
TypeNASNAS
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
BuzzerYesYes
Multilingual supportYesYes
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 FTP serverYesYes
On/off switchYesYes
Reset buttonYesYes
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
Linux operating systems supportedYesYes
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
Cables includedAC, LAN (RJ-45)AC, LAN (RJ-45)
Quick installation guideYesYes
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 temperature (T-T)0 - 40 °C0 - 40 °C
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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