QNAP TS-431X-8G/16TB-IWPRO 4 Bay NAS vs QNAP TS-431X-8G/24TB-REDPRO 4 Bay NAS -

Comparison of TS-431X-8G/16TB-IWPRO 4 Bay NAS, QNAP TS-431X-8G/24TB-REDPRO 4 Bay NAS -

73 specifications	A QNAP TS-431X-8G/16TB-IWPRO 4 Bay NASView product	B QNAP QNAP TS-431X-8G/24TB-REDPRO 4 Bay NAS -View product
Storageidentical
Storage drives installed	Yes	Yes
Number of storage drives supported	4	4
Installed storage drive type	HDD	HDD
Supported storage drive types	HDD & SSD	HDD & SSD
Storage drive interface	Serial ATA III	Serial ATA III
Storage drive size	2.5/3.5"	2.5/3.5"
RAID support	Yes	Yes
RAID levels	0, 1, 5, 6, 10, JBOD	0, 1, 5, 6, 10, JBOD
Hot-swap drive bays	Yes	Yes
Supported file systems	FAT32, HFS+, NTFS, ext3, ext4	FAT32, HFS+, NTFS, ext3, ext4
Processoridentical
Processor frequency	1.7 GHz	1.7 GHz
Memoryidentical
Internal memory type	DDR3	DDR3
Maximum RAM supported	8 GB	8 GB
Memory slots	1	1
Flash memory	512 MB	512 MB
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000,10000 Mbit/s	10,100,1000,10000 Mbit/s
Wi-Fi	No	No
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Jumbo frames support	Yes	Yes
iSCSI support	Yes	Yes
Wake-on-LAN ready	Yes	Yes
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	2	2
USB port	Yes	Yes
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
Fiber ports quantity	1	1
Fiber optic connector	SFP+	SFP+
Designidentical
Chassis type	Tower	Tower
Cooling type	Active	Active
Product colour	Black	Black
Number of fans	1 fan(s)	1 fan(s)
Fan diameter	12 cm	12 cm
LED indicators	HDD, LAN, Power, Status, USB	HDD, LAN, Power, Status, USB
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Performanceidentical
Type	NAS	NAS
Device class	Small & Medium Business	Small & Medium Business
Backup function	Yes	Yes
Backup features	Cloud, iSCSI LUN	Cloud, iSCSI LUN
Buzzer	Yes	Yes
Multilingual support	Yes	Yes
Noise level	19.5 dB	19.5 dB
Management protocols	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Web-based management	Yes	Yes
Access Control List (ACL)	Yes	Yes
Browser supported	Internet Explorer 10+, Firefox 8+, Safari 4+, Chrome	Internet Explorer 10+, Firefox 8+, Safari 4+, Chrome
Built-in FTP server	Yes	Yes
Built-in iTunes server	Yes	Yes
Hot spare	Yes	Yes
On/off switch	Yes	Yes
Reset button	Yes	Yes
S.M.A.R.T. support	Yes	Yes
Security algorithms	256-bit AES, HTTPS, SNMP, SSH, SSL/TLS	256-bit AES, HTTPS, SNMP, SSH, SSL/TLS
System log	Yes	Yes
Softwareidentical
Operating system version	4.3	4.3
Windows operating systems supported	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 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 H	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 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 H
Linux operating systems supported	Yes	Yes
Mac operating systems supported	Mac 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 10.12 Sierra, 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 10.8 Mountain Lion, Mac OS X 10.9 Ma	Mac 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 10.12 Sierra, 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 10.8 Mountain Lion, Mac OS X 10.9 Ma
Server operating systems supported	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Poweridentical
Power supply location	External	External
Power supply unit (PSU) capacity	90 W	90 W
Power consumption (typical)	26.7 W	26.7 W
Fan voltage	12 V	12 V
Weight & dimensionsidentical
Width	160 mm	160 mm
Depth	219 mm	219 mm
Height	169 mm	169 mm
Packaging contentidentical
External power adapter	Yes	Yes
Cables included	AC, LAN (RJ-45)	AC, LAN (RJ-45)
Quick installation guide	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	5 - 95%	5 - 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.