QNAP TS-1635AX-4G/96TB-IWPRO 16 Bay NAS vs QNAP TS-1635AX-8G/72TB-IWPRO 16 Bay NAS

Comparison of TS-1635AX-4G/96TB-IWPRO 16 Bay NAS, TS-1635AX-8G/72TB-IWPRO 16 Bay NAS

75 specifications	A QNAP TS-1635AX-4G/96TB-IWPRO 16 Bay NASView product	B QNAP TS-1635AX-8G/72TB-IWPRO 16 Bay NASView product
Storageidentical
Storage drives installed	Yes	Yes
Number of storage drives supported	16	16
Installed storage drive type	HDD	HDD
Supported storage drive types	HDD & SSD	HDD & SSD
Supported storage drive interfaces	Serial ATA, Serial ATA II, Serial ATA III	Serial ATA, 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, 60, JBOD	0, 1, 5, 6, 10, 60, JBOD
Hot-swap drive bays	Yes	Yes
Supported file systems	FAT32, HFS+, exFAT, ext3, ext4	FAT32, HFS+, exFAT, ext3, ext4
Processoridentical
Processor frequency	1.6 GHz	1.6 GHz
Processor architecture	ARM Cortex-A7	ARM Cortex-A7
PCI Express slots version	3.0	3.0
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR4	DDR4
Maximum RAM supported	16 GB	16 GB
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000,10000 Mbit/s	10,100,1000,10000 Mbit/s
Ethernet LAN data rate supported (max)	10000 Mbit/s	10000 Mbit/s
DHCP client	Yes	Yes
DHCP server	Yes	Yes
iSCSI support	Yes	Yes
Wake-on-LAN ready	Yes	Yes
Dynamic DNS (DDNS)	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	2	2
Fiber optic connector	SFP+	SFP+
3.5 mm (1/8-inch) out	Yes	Yes
Designidentical
Chassis type	Desktop	Desktop
Cooling type	Active	Active
Product colour	Black	Black
Number of fans	4 fan(s)	4 fan(s)
Fan diameter	9.2 cm	9.2 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	1	1
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
Noise level	23 dB	23 dB
Snapshot	Yes	Yes
Web-based management	Yes	Yes
Browser supported	Apple Safari 7, Google Chrome, Microsoft Internet Explorer 10, Mozilla Firefox	Apple Safari 7, Google Chrome, Microsoft Internet Explorer 10, Mozilla Firefox
Built-in FTP server	Yes	Yes
Hot spare	Yes	Yes
On/off switch	Yes	Yes
Reset button	Yes	Yes
Security algorithms	256-bit AES	256-bit AES
Softwareidentical
Operating system version	4.3.4	4.3.4
Windows operating systems supported	Yes	Yes
Linux operating systems supported	Yes	Yes
Mac operating systems supported	Yes	Yes
Poweridentical
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
Fan voltage	12 V	12 V
Weight & dimensionsidentical
Width	369.9 mm	369.9 mm
Depth	319.8 mm	319.8 mm
Height	303.8 mm	303.8 mm
Packaging contentidentical
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
Storage temperature (T-T)	5 - 95 °C	5 - 95 °C

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.