Skip to main content
Mon–Fri 9:00–17:30FacebookLinkedInGoogle Reviews
APAXON

Compare Qnap NAS systems

Comparing 5 products side-by-side — specifications, pricing and stock. Showing Qnap products in the NAS systems category.

Back to product
Side-by-side specification comparison for K/TS-435XEU-4G 4bay NAS+4xSeagate 2Tb, QNAP TL-R1600PES-RP - Hard drive array - 16 bays (SATA-600) - SAS 12Gb/s (external) - rack-mountable - 3U, QNAP TS-855X - NAS server - 8 bays - SATA 6Gb/s - RAID 0, 1, 5, 6, 10, JBOD, 50, 60 - RAM 8 GB - 2.5 Gigabit Ethernet / 10 Gigabit Ethernet - iSCSI support, QNAP TVS-h1288X - NAS server - 12 bays - SATA 6Gb/s - RAID 0, 1, 5, 6, 10, 50, JBOD, 5 hot spare, 6 hot spare, 60, 10 hot spare, RAID TP - RAM 16 GB - Gigabit Ethernet / 2.5 Gigabit Ethernet / 10 Gigabit Ethernet - iSCSI support, QNAP TVS-H874 - NAS server - 8 bays - SATA 6Gb/s - RAID JBOD, 0, 1, 5, 6, 10, 50, 60, TM, RAID TP - RAM 32 GB - 2.5 Gigabit Ethernet - iSCSI support
Specification
Current product
Qnap
K/TS-435XEU-4G 4bay NAS+4xSeagate 2Tb
TS-435XEU-4G+4XST2000VN003_UK
£1019.64
£1223.57 inc VAT
Out of stockView & Buy
Processor
On-board graphics card modelIntel UHD Graphics 770
Processor boost frequency4.7 GHz
Processor cache12 MB
Processor cores48612
Processor familyMarvellIntel Atom®Intel® Xeon®Intel® Core™ i7
Processor frequency2.2 GHz2.8 GHz3.3 GHz
Processor manufacturerMarvellIntelIntel
Processor modelCN9131C5125W-1250
Processor threads1220
Memory
ECCYes
Flash memory4000 MB5000 MB5000 MB
Internal memory4 GB8 GB16 GB32 GB
Internal memory typeDDR4DDR4DDR4
Maximum RAM supported32 GB128 GB64 GB
Memory form factorSO-DIMMUDIMMSO-DIMM
Memory slots1442
Storage
Auto-rebuildYes
Bad block scanYes
Disk roamingYesYesYesYes
Hot-swapYes
Hot-swap drive baysYesYesYesYes
Installed storage drive typeHDDNoNoNo
Number of M.2 (M & B) slots222
Number of storage drives installed4000
Number of storage drives supported4168128
Online RAID expansionYesYesYesYes
Online RAID migrationYesYesYes
RAID levels0, 1, 5, 6, 10, JBOD0, 1, 5, 6, 10, 50, 600, 1, 5, 6, 10, 50, 60, JBOD0, 1, 5, 6, 10, 50, 60, JBOD
RAID rebuildYesYesYesYes
RAID supportYesYesYesYes
Storage drive capacity2 TB0 GB
Storage drive interfaceM.2, Serial ATA II, Serial ATA III
Storage drive size2.5/3.5"
Storage drive sizes supported2.5,3.5,M.22.5,3.5"2.5,3.5,M.2
Storage drives installedYesNoNoNo
Supported file systemsFAT32, HFS+, NTFS, exFAT, ext3, ext4FAT32, HFS+, NTFS, exFAT, ext3, ext4FAT32, HFS+, NTFS, ZFS, exFAT, ext3, ext4FAT32, HFS+, NTFS, ZFS, exFAT, ext3, ext4
Supported storage drive interfacesM.2, Serial ATA II, Serial ATA IIISerial ATASerial ATA II, Serial ATA IIIM.2, Serial ATA II, Serial ATA IIISerial ATA II, Serial ATA III
Supported storage drive typesHDD & SSDHDD & SSDHDD & SSDHDD & SSD
Total installed storage capacity8 TB0 TB0 TB0 TB
Power
AC adapter input voltage100 - 240 V
AC adapter output voltage12 V
AC input frequency50 - 60 Hz
AC input voltage100 - 240 V100 - 240 V100 - 240 V100 - 240 V
External power adapterYes
Fan voltage12 V12 V
Number of power supply units111
Power consumption (HDD standby)17.367 W
Power consumption (max)550 W
Power consumption (sleep)85.216 W81.798 W
Power consumption (typical)30.878 W75.79 W98.959 W
Power source typeAC
Power supply locationBuilt-inBuilt-inBuilt-inBuilt-in
Power supply unit (PSU) capacity100 W250 W550 W350 W
Network
Copper ethernet cabling technology10GBASE-T
DHCP clientYesYes
DHCP serverYesYesYesYes
Dynamic DNS (DDNS)YesYesYesYes
Ethernet LANYesYesYesYes
Ethernet LAN data rate supported (max)10000 Mbit/s10000 Mbit/s
Ethernet LAN data rates100,1000,2500,10000 Mbit/s10,100,1000,2500,10000 Mbit/s10,100,1000,2500,10000 Mbit/s10,100,1000,2500 Mbit/s
iSCSI supportYesYesYes
Jumbo frames supportYesYesYesYes
Link aggregationYesYes
Load balancing systemYesYes
Supported network protocolsIPv4, IPv6IPv4, IPv6IPv4, IPv6
Wake-on-LAN readyYesYesYes
Performance
Access Control List (ACL)YesYesYesYes
Backup featuresCloud, iSCSI LUNUSB drive, iSCSI LUNCloud, USB drive, iSCSI LUNUSB drive, iSCSI LUN
Backup functionYesYesYesYes
Browser supportedApple Safari, Google Chrome, Microsoft Edge, Mozilla Firefox, Microsoft EdgeApple Safari, Google Chrome, Microsoft Edge, Mozilla FirefoxApple Safari, Google Chrome, Microsoft Edge, Mozilla Firefox
Built-in FTP serverYesYesYes
BuzzerYesYesYesYes
Data transfer rate6 Gbit/s
Device classSmall & Medium BusinessHome & Home OfficeSmall & Medium Business
Disk scanYesYes
Hot spareYesYesYesYes
Management protocolsSNMP V2, V3SNMP V2, V3
Multilingual supportYesYesYesYes
On/off switchYesYesYesYes
Password authenticationYes
Remotely operatedYes
Reset buttonYesYesYesYes
S.M.A.R.T. supportYesYesYesYes
Security algorithms256-bit AES, FIPS 140-2, HTTPS, SSH256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLS256-bit AES, FIPS 140-2, SSH, TLS
Share folderYCIFS/SMB
Share folder access right managementYes
SnapshotYesYesYesYes
System logYesYesYes
Third-party supportYes
TypeNASSANNASNAS
Universal Plug and Play (UPnP)Yes
USB copy functionYesYes
Design
Built-in displayYes
Cable lock slotYesYesYesYes
Cable lock slot typeKensingtonKensingtonKensingtonKensington
Chassis typeRack (1U)TowerTowerTower
Cooling typeActiveActiveActiveActive
Display typeLCDLCD
Drive bay lockingYes
Fan diameter4 cm8 cm8 cm9.7 cm12 cm
Fan diameter 29 cm8 cm6 cm
LED indicatorsYesFan fail, HDD, LinkHDD, LAN, Power, SSD, Status, USBHDD, LAN, SSD, System, USBHDD, LAN, M.2, Status, USB
Number of fans3 fan(s)3 fan(s)3 fan(s)5 fan(s)3 fan(s)
On/off switchYes
Product colourBlack, GreyBlack, GreyBlackBlackBlack
Product typeHDD/SSD enclosure
Rack capacity2U
Rack mountingYes
Packaging content
Cables includedAC, LAN (RJ-45)AC, LAN (RJ-45)AC, LAN (RJ-45)AC, LAN (RJ-45)
Drive tray key includedYesYes
Number of screws28564856
Power cables quantity1211
Quick installation guideYesYesYes
Rack mount kitYes
Ports & interfaces
Concurrent connections1500700100003500
Ethernet LAN (RJ-45) ports2364
Fiber optic connectorSFP+
Fiber ports quantity2
HDMI ports quantity1
HDMI version1.4b
PCI Express x16 (Gen 4.x) slots1
PCI Express x4 (Gen 3.x) slots22
PCI Express x8 (Gen 3.x) slots1
USB 2.0 ports quantity21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity23
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity32
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity21
USB portYesYesYesYes
Weight & dimensions
Depth292.1 mm370.9 mm319.8 mm319.8 mm280.8 mm
Height43.3 mm131.3 mm231.9 mm188.2 mm
Package weight16.7 kg10.1 kg14.9 kg
Weight11.6 kg8.5 kg11.3 kg7.3 kg
Width430 mm432.4 mm292.9 mm369.9 mm329.3 mm
Processor special features
Enhanced Intel SpeedStep TechnologyYes
Execute Disable BitYes
Idle StatesYes
Intel 64Yes
Intel Clear Video TechnologyYes
Intel Trusted Execution TechnologyYes
Intel Virtualization Technology (VT-x)Yes
Intel Virtualization Technology for Directed I/O (VT-d)Yes
Intel VT-x with Extended Page Tables (EPT)Yes
Other features
Fibre ChannelYesYes
Software
Linux operating systems supportedYesCentOS 7.0, SuSE Linux 12.0, SuSE Linux 12.3, SuSE Linux 15, Ubuntu 14.04CentOS 7.0, SuSE Linux 12.0, SuSE Linux 12.3, SuSE Linux 15, Ubuntu 14.04, Ubuntu 14.10, Ubuntu 15.04, Ubuntu 15.10, Ubuntu 16.04, Ubuntu 16.10, Ubuntu 17.10, Ubuntu 18.04 LTS, Ubuntu 20.04 LTSCentOS 7.0, SuSE Linux 12.0, SuSE Linux 12.3, SuSE Linux 15, Ubuntu 14.04
Mac operating systems supportedYesMac 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 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 VenturaMac 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 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks, Mac OS X 11.0 Big SurMac 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 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura
Operating system installedQNAP QTSQNAP QTSQuTS heroQuTS hero
Operating system version5.1.75.0.1h5.0.0h5.0.0
Other operating systems supportedIBM AIX 7.1, IBM AIX 7.2, Solaris 10, Solaris 11IBM AIX 7.1, IBM AIX 7.2, Solaris 10
Server operating systems supportedWindows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
Windows operating systems supportedYesWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 Enterprise, Windows 11 Enterprise x64, Windows 11 Home, Windows 11 Pro, Windows 11 x64, Windows 7, Windows 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 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 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 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 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 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64
Operational conditions
Operating relative humidity (H-H)5 - 95%5 - 95%5 - 95%5 - 95%5 - 95%
Operating temperature (T-T)0 - 40 °C0 - 40 °C0 - 40 °C0 - 40 °C
Storage relative humidity (H-H)5 - 95%
Storage temperature (T-T)-20 - 70 °C-20 - 70 °C-20 - 70 °C-20 - 70 °C-20 - 70 °C
Customer Reviews

What Our Customers Say

Product listings are continuously improved — but here's what real Apaxon® customers think.