Item model number: TVS-671-I5-8G-US
  • Intel Core i5-4590S 3.0 GHz Quad Core (Turbo boost to 3.7 GHz)
  • 8GB DDR3 (Max. 12GB)
  • 4 x GbE LAN,
  • Supports VMware, Citrix, and Microsoft Hyper-V and advanced virtualization features
  • Full NAS encryption by volume-based technology

Storage drives installed No Supported file systems FAT32,HFS+,NTFS,ext3,ext4
RAID support Yes Hot-swap drive bays Yes
Number of storage drives supported 6 Supported storage drive types HDD, SSD
Storage drive interface Serial ATA II, Serial ATA III RAID levels 0, 1, 5, 6, 10, JBOD
Storage drive size 2.5/3.5" Installed storage drive type No
Conflict Free processor Yes CPU configuration (max) 1
PCI Express slots version 3.0 System bus rate 5 GT/s
Processor ARK ID 80816 Processor codename Haswell
Bus type DMI Processor lithography 22 nm
Processor socket LGA 1150 (Socket H3) Processor frequency 3 GHz
Processor cache 6 MB Processor boost frequency 3.7 GHz
Memory bandwidth supported by processor (max) 25.6 GB/s Processor operating modes 64-bit
Processor code SR1QN Processor model i5-4590S
Scalability 1S Maximum internal memory supported by processor 32 GB
Processor package size 37.5 Tcase 71.35 °C
Processor family Intel Core i5 PCI Express configurations 1x16,2x8,1x8+2x4
Processor threads 4 Stepping C0
ECC supported by processor No Processor cores 4
Processor cache type Smart Cache Thermal Design Power (TDP) 65 W
RAM type DDR3 Memory slots 2
Flash memory 512 MB Maximum RAM supported 16 GB
RAM capacity 8 GB
Wi-Fi No Ethernet LAN Yes
Supported network protocols CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC Wake-on-LAN ready Yes
Jumbo frames support Yes iSCSI support Yes
Link aggregation Yes DHCP client Yes
DHCP server Yes Ethernet LAN data rates 10,100,1000 Mbit/s
Ports & interfaces
USB 2.0 ports quantity 2 Ethernet LAN (RJ-45) ports 4
USB 3.0 (3.1 Gen 1) Type-A ports quantity 3 HDMI ports quantity 1
Cooling type Active Display type LCD
Built-in display Yes Cable lock slot type Kensington
Colour of product Black Chassis type Tower
Cable lock slot Yes LED indicators LAN, Status, USB
Fan diameter 9 cm Number of fans 2 fan(s)
Backup function Yes Share folder access right management Yes
Web-based management Yes System log Yes
Reset button Yes Built-in UPnP AV media server Yes
Multilingual support Yes S.M.A.R.T. support Yes
Operating system installed QNAP Turbo System Buzzer Yes
Access Control List (ACL) Yes Mac operating systems supported Yes
Linux operating systems supported Yes Noise level 21 dB
Device class Small & Medium Business Backup features Cloud, iSCSI LUN
Hot spare Yes Type NAS
Windows operating systems supported Windows 7 Enterprise Security algorithms 256-bit AES,FIPS 140-2,HTTPS,SSH
On/off switch Yes
Server operating systems supported Windows Server 2003
AC input frequency 50/60 Power consumption (sleep) 36.4 W
Number of power supply units 1 AC input voltage 100-240
Power consumption (typical) 62.18 W Power supply unit (PSU) capacity 250 W
Power supply location Built-in
Weight & dimensions
Width 257 mm Package weight 6.9 kg
Height 175 mm Depth 235 mm
Weight 6.18 kg
On-board graphics adapter model Intel® HD Graphics 4600 On-board graphics adapter ID 0x412
On-board graphics adapter DirectX version 11.1 On-board graphics adapter dynamic frequency (max) 1150 MHz
Number of displays supported (on-board graphics) 3 Maximum on-board graphics adapter memory 1.024 GB
On-board graphics adapter base frequency 350 MHz
Processor special features
Intel Stable Image Platform Program (SIPP) version 1.00 Intel® Turbo Boost Technology 2.0
Intel Virtualization Technology (VT-x) Yes Memory types supported by processor DDR3-SDRAM
Idle States Yes Intel® Hyper Threading Technology (Intel® HT Technology) No
Intel Secure Key Technology version 1.00 Intel® Quick Sync Video Technology Yes
Intel FDI Technology Yes Intel 64 Yes
Intel® vPro™ Technology Yes Intel® Clear Video HD Technology (Intel® CVT HD) Yes
Execute Disable Bit Yes Intel® Identity Protection Technology (Intel® IPT) Yes
Intel VT-x with Extended Page Tables (EPT) Yes Embedded options available Yes
Enhanced Intel SpeedStep Technology Yes Graphics & IMC lithography 22 nm
Intel® My WiFi Technology (Intel® MWT) Yes Intel TSX-NI Yes
Maximum number of PCI Express lanes 16 Intel® OS Guard Yes
Intel® Anti-Theft Technology (Intel® AT) Yes Intel® Smart Cache Yes
Intel Trusted Execution Technology Yes Intel Small Business Advantage (SBA) version 1.00
Intel® InTru™ 3D Technology Yes Memory channels supported by processor Dual
Thermal Monitoring Technologies Yes Intel Enhanced Halt State Yes
Intel Virtualization Technology for Directed I/O (VT-d) Yes Thermal solution specification PCG 2013C
Intel® Secure Key Yes Intel® Wireless Display (Intel® WiDi) Yes
Intel® Insider™ Yes Intel® AES New Instructions (Intel® AES-NI) Yes
Intel Stable Image Platform Program (SIPP) Yes Intel Identity Protection Technology version 1.00
Packaging content
Cables included AC, LAN (RJ-45) Quick installation guide Yes
Operational conditions
Operating relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 40 °C
Other features
Power management Yes

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