Product comparison · 2 nas & storage servers

ASUS AS1002T v2 vs QNAP TS-251B NAS Tower Intel® Celeron® J3355

Add a product
  • 59specifications compared
  • 24differ
  • 35identical
  • 121known for one product only

Key differences

  • Supported storage drive types
    • AS1002T v2:HDD
    • TS-251B NAS Tower Intel® Celeron® J3355:HDD & SSD
  • Storage drive interface
    • AS1002T v2:Serial ATA II
    • TS-251B NAS Tower Intel® Celeron® J3355:Serial ATA III
  • Processor family
    • AS1002T v2:Marvell Armada 385
    • TS-251B NAS Tower Intel® Celeron® J3355:Intel® Celeron®
  • Processor model
    • AS1002T v2:Armada 385
    • TS-251B NAS Tower Intel® Celeron® J3355:J3355
  • Processor frequency
    • AS1002T v2:1.6 GHz
    • TS-251B NAS Tower Intel® Celeron® J3355:2 GHz
  • Internal memory
    • AS1002T v2:0.512 GB
    • TS-251B NAS Tower Intel® Celeron® J3355:2 GB
  • Internal memory type
    • AS1002T v2:DDR3
    • TS-251B NAS Tower Intel® Celeron® J3355:DDR3L
  • USB 2.0 ports quantity
    • AS1002T v2:0
    • TS-251B NAS Tower Intel® Celeron® J3355:2

Side by side

Differences highlightedShow differences only (off)
Comparison of AS1002T v2, TS-251B
180 specifications
Storage2 differ
Storage drives installedNoNo
Total installed storage capacityKnown for oneUnknown — not stated by the source0 TB
Number of storage drives installedKnown for oneUnknown — not stated by the source0
Number of storage drives supported22
Installed storage drive typeNoNo
Supported storage drive typesDiffersHDDHDD & SSD
Storage drive interfaceDiffersSerial ATA IISerial ATA III
Supported storage drive interfacesKnown for oneUnknown — not stated by the sourceSerial ATA III
Storage drive sizes supportedKnown for oneUnknown — not stated by the source2.5,3.5"
RAID supportYesYes
RAID levels0, 1, JBOD0, 1, JBOD
RAID rebuildKnown for oneUnknown — not stated by the sourceYes
Hot-swap drive baysKnown for oneUnknown — not stated by the sourceYes
Supported file systemsFAT32, HFS+, NTFS, exFAT, ext3, ext4FAT32, HFS+, NTFS, exFAT, ext3, ext4
Bad block scanYesYes
Disk roamingKnown for oneUnknown — not stated by the sourceYes
Storage drive sizeKnown for one3.5"Unknown — not stated by the source
Maximum supported storage capacityKnown for one28 TBUnknown — not stated by the source
Online RAID migrationKnown for oneYesUnknown — not stated by the source
Processor3 differ
Processor manufacturerKnown for oneUnknown — not stated by the sourceIntel
Processor familyDiffersMarvell Armada 385Intel® Celeron®
Processor modelDiffersArmada 385J3355
Processor frequencyDiffers1.6 GHz2 GHz
Processor boost frequencyKnown for oneUnknown — not stated by the source2.5 GHz
Processor cores22
Processor threadsKnown for oneUnknown — not stated by the source2
Processor cacheKnown for oneUnknown — not stated by the source2 MB
CPU configuration (max)Known for oneUnknown — not stated by the source1
ECC supported by processorKnown for oneUnknown — not stated by the sourceNo
PCI Express configurationsKnown for oneUnknown — not stated by the source1x2+2x1, 4x1
PCI Express slots versionKnown for oneUnknown — not stated by the source2.0
Processor cache typeKnown for oneUnknown — not stated by the sourceSmart Cache
Processor codeKnown for oneUnknown — not stated by the sourceSR2Z8
Processor codenameKnown for oneUnknown — not stated by the sourceApollo Lake
Processor lithographyKnown for oneUnknown — not stated by the source14 nm
Processor operating modesKnown for oneUnknown — not stated by the source64-bit
Processor package sizeKnown for oneUnknown — not stated by the source24 x 31 mm
Processor socketKnown for oneUnknown — not stated by the sourceBGA 1296
SteppingKnown for oneUnknown — not stated by the sourceB1
System bus rateKnown for oneUnknown — not stated by the source5 GT/s
Thermal Design Power (TDP)Known for oneUnknown — not stated by the source10 W
TjunctionKnown for oneUnknown — not stated by the source105 °C
On-board graphics card modelKnown for oneUnknown — not stated by the sourceIntel® HD Graphics 500
Maximum internal memory supported by processorKnown for oneUnknown — not stated by the source8 GB
Conflict-Free processorKnown for oneUnknown — not stated by the sourceYes
Memory2 differ
Internal memoryDiffers0.512 GB2 GB
Internal memory typeDiffersDDR3DDR3L
Maximum RAM supportedKnown for oneUnknown — not stated by the source8 GB
Memory slotsKnown for oneUnknown — not stated by the source2
Flash memoryKnown for oneUnknown — not stated by the source4096 MB
Networkidentical
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Wi-FiNoNo
DHCP clientKnown for oneUnknown — not stated by the sourceYes
DHCP serverKnown for oneUnknown — not stated by the sourceYes
Jumbo frames supportYesYes
iSCSI supportYesYes
Wake-on-LAN readyYesYes
Dynamic DNS (DDNS)YesYes
Supported network protocolsKnown for oneUnknown — not stated by the sourcePPTP, L2TP/IPSec, OpenVPN
Link aggregationKnown for oneYesUnknown — not stated by the source
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports11
USB portYesYes
USB 2.0 ports quantityDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Fiber ports quantity00
HDMI ports quantityKnown for oneUnknown — not stated by the source1
HDMI versionKnown for oneUnknown — not stated by the source1.4b
3.5 mm (1/8-inch) outKnown for oneUnknown — not stated by the sourceYes
Microphone inKnown for oneUnknown — not stated by the sourceYes
Graphicsidentical
On-board graphics card base frequencyKnown for oneUnknown — not stated by the source250 MHz
On-board graphics card burst frequencyKnown for oneUnknown — not stated by the source700 MHz
Maximum on-board graphics card memoryKnown for oneUnknown — not stated by the source8 GB
Number of displays supported (on-board graphics)Known for oneUnknown — not stated by the source3
Design2 differ
Chassis typeKnown for oneUnknown — not stated by the sourceTower
Cooling typeActiveActive
Product colourDiffersBlackWhite
Number of fans1 fan(s)1 fan(s)
Fan diameter7 cm7 cm
LED indicatorsDiffersYesHDD, LAN, Power, Status, USB
Built-in displayKnown for oneUnknown — not stated by the sourceNo
Cable lock slotKnown for oneUnknown — not stated by the sourceYes
Cable lock slot typeKnown for oneUnknown — not stated by the sourceKensington
Built-in speaker(s)Known for oneUnknown — not stated by the sourceYes
Number of built-in speakersKnown for oneUnknown — not stated by the source1
Performance4 differ
TypeNASNAS
Device classHome & Home OfficeHome & Home Office
Backup functionYesYes
Backup featuresDiffersCloud, iSCSI LUNUSB drive
BuzzerKnown for oneUnknown — not stated by the sourceYes
Multilingual supportYesYes
Noise levelDiffers18.6 dB17.3 dB
Management protocolsKnown for oneUnknown — not stated by the sourceSNMP
Share folder access right managementKnown for oneUnknown — not stated by the sourceYes
Access Control List (ACL)YesYes
Browser supportedDiffersInternet Explore 11 Onwards, FireFox, Chrome, Safari, Microsoft EdgeApple Safari 7 or later, Google Chrome, Microsoft Internet Explorer 10 or later, Mozilla Firefox
Built-in BitTorrent clientYesYes
Built-in FTP serverYesYes
Built-in iTunes serverYesYes
Hot spareKnown for oneUnknown — not stated by the sourceYes
On/off switchYesYes
Reset buttonKnown for oneUnknown — not stated by the sourceYes
Security algorithmsDiffers256-bit AES, HTTPS, SSH, SSL/TLS256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLS
Share folderKnown for oneUnknown — not stated by the sourceCIFS/SMB
System logKnown for oneUnknown — not stated by the sourceYes
Universal Plug and Play (UPnP)Known for oneUnknown — not stated by the sourceYes
Number of usersKnown for one1024 user(s)Unknown — not stated by the source
SnapshotKnown for oneYesUnknown — not stated by the source
Web-based managementKnown for oneYesUnknown — not stated by the source
Built-in UPnP AV media serverKnown for oneYesUnknown — not stated by the source
S.M.A.R.T. supportKnown for oneYesUnknown — not stated by the source
Software5 differ
Operating system installedDiffersADMQNAP Turbo System
Operating system versionDiffers3.14.3.4
Windows operating systems supportedDiffersYesWindows 10, Windows 7, Windows 8
Linux operating systems supportedYesYes
Mac operating systems supportedDiffersYesMac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Server operating systems supportedDiffersWindows Server 2003, Windows Server 2008, Windows Server 2012Windows Server 2003, Windows Server 2003 x64, Windows Server 2008 R2, Windows Server 2008 R2 x64, Windows Server 2012, Windows Server 2012 R2, Windows Server 2012 R2 x64, Windows Server 2012 x64, Windows Server 2016, Windows Server 2016 x64
Mobile operating systems supportedKnown for oneAndroid, iOSUnknown — not stated by the source
Power1 differ
Power supply locationKnown for oneUnknown — not stated by the sourceExternal
Power supply unit (PSU) capacityKnown for oneUnknown — not stated by the source65 W
Power consumption (typical)Differs14.1 W15.25 W
Power consumption (HDD standby)Known for oneUnknown — not stated by the source8.08 W
AC input voltage100 - 240 V100 - 240 V
Power consumption (sleep)Known for one6.9 WUnknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers102 mm105 mm
DepthDiffers218 mm226 mm
HeightDiffers165 mm168 mm
WeightDiffers990 g1.53 kg
Packaging contentidentical
External power adapterKnown for oneUnknown — not stated by the sourceYes
Cables includedKnown for oneUnknown — not stated by the sourceAC, LAN (RJ-45)
Quick installation guideKnown for oneUnknown — not stated by the sourceYes
Processor special featuresidentical
Embedded options availableKnown for oneUnknown — not stated by the sourceYes
Enhanced Intel SpeedStep TechnologyKnown for oneUnknown — not stated by the sourceYes
Execute Disable BitKnown for oneUnknown — not stated by the sourceYes
Idle StatesKnown for oneUnknown — not stated by the sourceYes
Intel 64Known for oneUnknown — not stated by the sourceYes
Intel Clear Video TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Enhanced Halt StateKnown for oneUnknown — not stated by the sourceYes
Intel Identity Protection Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Rapid Storage TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel Secure BootKnown for oneUnknown — not stated by the sourceYes
Intel Secure Boot Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Secure Key Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Small Business Advantage (SBA) versionKnown for oneUnknown — not stated by the source0.00
Intel Smart Connect TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel Smart Connect Technology versionKnown for oneUnknown — not stated by the source0.00
Intel Smart Response Technology versionKnown for oneUnknown — not stated by the source0.00
Intel Stable Image Platform Program (SIPP)Known for oneUnknown — not stated by the sourceNo
Intel Stable Image Platform Program (SIPP) versionKnown for oneUnknown — not stated by the source0.00
Intel Trusted Execution TechnologyKnown for oneUnknown — not stated by the sourceNo
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 sourceNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneUnknown — not stated by the sourceYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneUnknown — not stated by the sourceYes
Intel® High Definition Audio (Intel® HD Audio)Known for oneUnknown — not stated by the sourceYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneUnknown — not stated by the sourceNo
Intel® Identity Protection Technology (Intel® IPT)Known for oneUnknown — not stated by the sourceYes
Intel® InTru™ 3D TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel® Insider™Known for oneUnknown — not stated by the sourceNo
Intel® OS GuardKnown for oneUnknown — not stated by the sourceNo
Intel® Quick Sync Video TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel® Secure KeyKnown for oneUnknown — not stated by the sourceYes
Intel® Small Business Advantage (Intel® SBA)Known for oneUnknown — not stated by the sourceNo
Intel® Smart Response TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel® Turbo Boost TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel® Wireless Display (Intel® WiDi)Known for oneUnknown — not stated by the sourceNo
Maximum number of PCI Express lanesKnown for oneUnknown — not stated by the source6
Number of execution unitsKnown for oneUnknown — not stated by the source12
Thermal Monitoring TechnologiesKnown for oneUnknown — not stated by the sourceYes
UARTKnown for oneUnknown — not stated by the sourceYes
Memory channels supported by processorKnown for oneUnknown — not stated by the sourceDual
Memory types supported by processorKnown for oneUnknown — not stated by the sourceDDR3L, LPDDR3-SDRAM, LPDDR4-SDRAM
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)5 - 95%5 - 95%
Other featuresidentical
Processor ARK IDKnown for oneUnknown — not stated by the source95597
Digital Living Network Alliance (DLNA) certifiedKnown for oneYesUnknown — not stated by the source
CertificationKnown for oneFCC, CE, VCCI, BSMI, C-TICKUnknown — not stated by the source

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.

More nas & storage servers comparisons

All nas & storage servers comparisons