Product comparison · 2 nas & storage servers

QNAP TVS-673E-4G NAS Tower AMD Embedded R-Series SoC RX-421BD vs QNAP TVS-673E-8G NAS Tower AMD Embedded R-Series SoC RX-421BD

116specifications compared
1differ
115identical
0known for one product only

Key differences

Internal memory
- TVS-673E-4G NAS Tower AMD Embedded R-Series SoC RX-421BD:4 GB
- TVS-673E-8G NAS Tower AMD Embedded R-Series SoC RX-421BD:8 GB

Side by side

Differences highlightedShow differences only

Comparison of TVS-673E-4G, TVS-673E-8G
116 specifications	A QNAP TVS-673E-4G NAS Tower AMD Embedded R-Series SoC RX-421BD Model TVS-673E-4G View product	B QNAP TVS-673E-8G NAS Tower AMD Embedded R-Series SoC RX-421BD Model TVS-673E-8G View product
Storageidentical
Storage drives installed	Yes	Yes
Total installed storage capacity	24 TB	24 TB
Number of storage drives installed	6	6
Number of storage drives supported	8	8
Installed storage drive type	HDD	HDD
Supported storage drive types	HDD & SSD	HDD & SSD
Storage drive capacity	4 TB	4 TB
Storage drive interface	Serial ATA III	Serial ATA III
Supported storage drive interfaces	M.2, Serial ATA II, Serial ATA III	M.2, Serial ATA II, Serial ATA III
Storage drive sizes supported	2.5,3.5"	2.5,3.5"
Number of M.2 (M & B) slots	2	2
RAID support	Yes	Yes
RAID levels	0, 1, 5, 6, 10, JBOD	0, 1, 5, 6, 10, JBOD
Online RAID migration	Yes	Yes
Online RAID expansion	Yes	Yes
RAID rebuild	Yes	Yes
Hot-swap drive bays	Yes	Yes
Supported file systems	FAT32, HFS+, NTFS, ext3, ext4	FAT32, HFS+, NTFS, ext3, ext4
Bad block scan	Yes	Yes
Disk roaming	Yes	Yes
Processoridentical
Processor family	AMD Embedded R-Series SoC	AMD Embedded R-Series SoC
Processor model	RX-421BD	RX-421BD
Processor frequency	2.1 GHz	2.1 GHz
Processor boost frequency	3.4 GHz	3.4 GHz
Processor cores	4	4
Processor operating modes	64-bit	64-bit
On-board graphics card model	AMD Radeon R7	AMD Radeon R7
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR4	DDR4
Maximum RAM supported	64 GB	64 GB
Memory form factor	SO-DIMM	SO-DIMM
Memory slots	4	4
Flash memory	512 MB	512 MB
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Copper ethernet cabling technology	10BASE-T, 100BASE-T, 1000BASE-T	10BASE-T, 100BASE-T, 1000BASE-T
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
Dynamic DNS (DDNS)	Yes	Yes
Supported network 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
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
USB port	Yes	Yes
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	4
Fiber ports quantity	0	0
HDMI ports quantity	2	2
HDMI version	1.4b	1.4b
3.5 mm (1/8-inch) out	Yes	Yes
Microphone in	Yes	Yes
PCI Express x4 (Gen 3.x) slots	2	2
Designidentical
Chassis type	Tower	Tower
Cooling type	Active	Active
Product colour	Gold	Gold
Number of fans	3 fan(s)	3 fan(s)
Fan diameter	12 cm	12 cm
Fan diameter 2	6 cm	6 cm
LED indicators	Yes	Yes
Built-in display	Yes	Yes
Display type	LCD	LCD
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	2	2
Performanceidentical
Type	NAS	NAS
Device class	Home & Home Office	Home & Home Office
Backup function	Yes	Yes
Backup features	Cloud, iSCSI LUN	Cloud, iSCSI LUN
Multilingual support	Yes	Yes
Third-party support	Yes	Yes
Built-in optical drive	No	No
Card reader integrated	No	No
Snapshot	Yes	Yes
Management protocols	SNMP	SNMP
Web-based management	Yes	Yes
Access Control List (ACL)	Yes	Yes
Backup button	Yes	Yes
Browser supported	Internet Explorer 10+, Chrome, Safari 7+, Firefox	Internet Explorer 10+, Chrome, Safari 7+, Firefox
Built-in BitTorrent client	Yes	Yes
Built-in FTP server	Yes	Yes
Built-in UPnP AV media server	Yes	Yes
Built-in iTunes server	Yes	Yes
Disk scan	Yes	Yes
Hot spare	Yes	Yes
On/off switch	Yes	Yes
Password authentication	Yes	Yes
S.M.A.R.T. support	Yes	Yes
Security algorithms	256-bit AES, FIPS 140-2, HTTPS, SNMP, SSH, SSL/TLS	256-bit AES, FIPS 140-2, HTTPS, SNMP, SSH, SSL/TLS
Share folder	CIFS/SMB	CIFS/SMB
System log	Yes	Yes
Universal Plug and Play (UPnP)	Yes	Yes
Softwareidentical
Operating system installed	QNAP Turbo System	QNAP Turbo System
Operating system version	4.3	4.3
Windows operating systems supported	Windows 10, Windows 7, Windows 8	Windows 10, Windows 7, Windows 8
Linux operating systems supported	Yes	Yes
Mac compatibility	Yes	Yes
Mac operating systems supported	Mac 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	Mac 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 supported	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016
Poweridentical
Power supply location	Built-in	Built-in
Power supply unit (PSU) capacity	250 W	250 W
Number of power supply units	1	1
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Weight & dimensionsidentical
Width	264.3 mm	264.3 mm
Depth	279.6 mm	279.6 mm
Height	188.2 mm	188.2 mm
Packaging contentidentical
Cables included	AC, LAN (RJ-45)	AC, LAN (RJ-45)
Quick installation guide	Yes	Yes
Number of screws	20	20
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Other featuresidentical
Digital Living Network Alliance (DLNA) certified	Yes	Yes
Power management	Yes	Yes

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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