QNAP VS-12140U-RP Pro+ vs QNAP VS-12148U-RP-PRO+ Black

Comparison of VS-12140U-RP Pro+, VS-12148U-RP-PRO+

33 specifications	A QNAP VS-12140U-RP Pro+View product	B QNAP VS-12148U-RP-PRO+ Black Model VS-12148U-RP-PRO+ View product
Performanceidentical
Internal memory type	DDR3	DDR3
Operating system installed	Linux	Linux
Backup function	Yes	Yes
DHCP clientKnown for one	—Unknown — not stated by the source	Yes
DHCP serverKnown for one	—Unknown — not stated by the source	Yes
Number of fans	3 fan(s)	3 fan(s)
Wireless LAN featuresidentical
Wi-Fi	No	No
Hard driveidentical
RAID support	Yes	Yes
RAID levels	0, 1, 5, 6, JBOD	0, 1, 5, 6, JBOD
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
HDMI ports quantity	1	1
USB 2.0 ports quantity	4	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Supported network protocols	HTTP, TCP/IP, SMTP, DHCP, Static IP, DNS, DDNS, FTP, NTP, UPnP	HTTP, TCP/IP, SMTP, DHCP, Static IP, DNS, DDNS, FTP, NTP, UPnP
Featuresidentical
On/off switch	Yes	Yes
Product colour	Black	Black
Reset button	Yes	Yes
CertificationKnown for one	CE, FCC, VCCI, BSMI, LVD	—Unknown — not stated by the source
Processoridentical
Processor frequency	3.7 GHz	3.7 GHz
Processor coresKnown for one	4	—Unknown — not stated by the source
Poweridentical
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
System requirementsidentical
Windows operating systems supported	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 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win	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 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Mac operating systems supported	Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion	Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Weight & dimensionsidentical
Width	439 mm	439 mm
Depth	520 mm	520 mm
Height	88 mm	88 mm
Weight	15.9 kg	15.9 kg
Package weightKnown for one	—Unknown — not stated by the source	25.6 kg
Packaging contentidentical
Cables included	AC, LAN (RJ-45)	AC, LAN (RJ-45)

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.