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Product comparison · 2 nas & storage servers

QNAP TS-851 + 8X ST4000VX002 vs QNAP TS-EC1679U-RP + 16X ST4000VX002

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  • 58specifications compared
  • 24differ
  • 34identical
  • 79known for one product only

Key differences

  • Total installed storage capacity
    • 32 TB
    • 64 TB
  • Number of storage drives installed
    • 8
    • 16
  • Number of storage drives supported
    • 8
    • 16
  • Processor family
    • Intel® Celeron®
    • Intel® Xeon® E3 V2 Family
  • Processor frequency
    • 2.41 GHz
    • 3.2 GHz
  • Processor cores
    • 2
    • 4
  • Internal memory
    • 1 GB
    • 4 GB
  • Internal memory type
    • DDR3L
    • DDR3

Side by side

Differences highlightedShow differences only
137 specifications
A

QNAP

TS-851 + 8X ST4000VX002View product
B

QNAP

TS-EC1679U-RP + 16X ST4000VX002View product
Storage3 differ
Total installed storage capacityDiffers32 TB64 TB
Number of storage drives installedDiffers816
Number of storage drives supportedDiffers816
Processor3 differ
Processor manufacturerKnown for oneIntel
Processor familyDiffersIntel® Celeron®Intel® Xeon® E3 V2 Family
Processor modelKnown for oneE3-1225V2
Processor frequencyDiffers2.41 GHz3.2 GHz
Processor boost frequencyKnown for one3.6 GHz
Processor coresDiffers24
Processor threadsKnown for one4
Processor cacheKnown for one8 MB
L3 cacheKnown for one8 MB
Bus typeKnown for oneDMI
CPU configuration (max)Known for one1
CPU multiplier (bus/core ratio)Known for one32
ECC supported by processorKnown for oneYes
PCI Express configurationsKnown for one1x16+1x4, 1x8+3x4, 2x8+1x4
PCI Express slots versionKnown for one3.0
Processor cache typeKnown for oneSmart Cache
Processor codenameKnown for oneIvy Bridge
Processor lithographyKnown for one22 nm
Processor operating modesKnown for one64-bit
Processor socketKnown for oneLGA 1155 (Socket H2)
SteppingKnown for oneE1
System bus rateKnown for one5 GT/s
Thermal Design Power (TDP)Known for one77 W
On-board graphics card modelKnown for oneIntel® HD Graphics P4000
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 oneNo
Memory4 differ
Internal memoryDiffers1 GB4 GB
Internal memory typeDiffersDDR3LDDR3
Maximum RAM supportedDiffers8 GB32 GB
Memory slotsDiffers24
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 quantityDiffers32
VGA (D-Sub) ports quantityKnown for one1
eSATA ports quantityKnown for one2
Graphicsidentical
On-board graphics card base frequencyKnown for one650 MHz
On-board graphics card dynamic frequency (max)Known for one1250 MHz
Number of displays supported (on-board graphics)Known for one3
Design4 differ
Chassis typeDiffersTowerRack (2U)
Product colourDiffersBlackBlack, Grey
Number of fansDiffers2 fan(s)3 fan(s)
Fan diameterDiffers12 cm6 cm
Drive bay lockingKnown for oneYes
Built-in displayKnown for oneYes
Display typeKnown for oneLCD
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Performance2 differ
Device classDiffersHome & Home OfficeLarge Enterprise Business
Backup featuresKnown for oneCloud, iSCSI LUN
BuzzerKnown for oneYes
Multilingual supportKnown for oneYes
Security algorithmsDiffersFIPS 140-2, HTTPS, SSH, SSL/TLS256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLS
Management protocolsKnown for oneSNMP, Telnet
Software1 differ
Operating system installedDiffersQNAP Turbo SystemLinux
Windows operating systems supportedKnown for oneYes
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Operating system versionKnown for one4.1
Power1 differ
Power supply unit (PSU) capacityDiffers350 W600 W
Number of power supply unitsKnown for one1
Fan voltageKnown for one12 V
Weight & dimensions3 differ
WidthDiffers298.2 mm439 mm
DepthDiffers235.4 mm520 mm
HeightDiffers185.2 mm88 mm
WeightKnown for one20.2 kg
Package weightKnown for one23.7 kg
Packaging contentidentical
Quick installation guideKnown for oneYes
Processor special featuresidentical
Embedded options availableKnown for oneYes
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Demand Based SwitchingKnown for oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel Flex Memory AccessKnown for oneYes
Intel Identity Protection Technology versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Trusted Execution TechnologyKnown for oneYes
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 oneYes
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 oneNo
Intel® Identity Protection Technology (Intel® IPT)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 one2.0
Thermal Monitoring TechnologiesKnown for oneYes
Memory channels supported by processorKnown for oneDual
Memory types supported by processorKnown for oneDDR3-SDRAM
Other featuresidentical
Processor ARK IDKnown for one65733
Digital Living Network Alliance (DLNA) certifiedKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
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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