QNAP TS-409 Pro Turbo NAS vs QNAP TS-409 Turbo NAS

Comparison of TS-409 Pro Turbo NAS, TS-409 Turbo NAS

26 specifications	A QNAP TS-409 Pro Turbo NASView product	B QNAP TS-409 Turbo NASView product
Storageidentical
Total installed storage capacity	4 TB	4 TB
Number of storage drives installed	4	4
Storage drive capacity	4 TB	4 TB
Storage drive interface	Serial ATA II	Serial ATA II
Storage drive size	3.5"	3.5"
Maximum supported storage capacityKnown for one	—Unknown — not stated by the source	4 TB
Processoridentical
Processor frequency	0.5 GHz	0.5 GHz
Memoryidentical
Internal memory	0.25 GB	0.25 GB
Internal memory type	DDR2	DDR2
Flash memory	8 MB	8 MB
Network1 differ
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Jumbo frames support	Yes	Yes
Supported network protocolsDiffers	TCP/IP, CIFS/SMB, AFP, NFS, HTTP, HTTPS, FTP, DDNS, NTP	TCP/IP, CIFS/SMB, AFP, HTTP, HTTPS, FTP, DDNS, NTP
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	3	3
Designidentical
Chassis type	Tower	Tower
Poweridentical
Power consumption (typical)	18.8 W	18.8 W
Weight & dimensions1 differ
WeightDiffers	3 kg	300 g
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Relative humidity	0 - 95%	0 - 95%
Other featuresidentical
Compatible operating systemsKnown for one	Win 98/ ME/ NT/ 2000/ XP/ 2003/ Vista Mac OS X Linux Unix	—Unknown — not stated by the source
Dimensions (WxDxH)	176 x 225 x 188 mm	176 x 225 x 188 mm
Link/Act LED	Yes	Yes
Power requirements	100-240V, 50/60Hz	100-240V, 50/60Hz
Connectivity LEDs	LAN/USB	LAN/USB

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.