Comparison Table

Hardware Specifications
	AS3204T v2	AS4004T	AS6104T	AS6404T

Price
CPU	Intel Celeron 1.6GHz Quad Core (burst up to 2.24GHz) Processor	Marvell ARMADA-7020 1.6GHz (Dual-Core) Processor	Intel Celeron 1.6GHz Dual-Core (burst up to 2.08~2.48GHz) Processor	Intel Celeron J3455 Quad-Core 1.5 GHz (burst up 2.3GHz) Processor
Hardware Encryption Engine
Hardware Acceleration Engine	H.264 (AVC),H.265(HEVC), MPEG-4 Part 2, MPEG-2, VC-1	-	H.264 (AVC),H.265(HEVC), MPEG-4 Part 2, MPEG-2, VC-1	H.264 (AVC),H.265(HEVC), MPEG-4 Part 2, MPEG-2, VC-1
Memory	2GB DDR3L (not expandable)	2GB DDR4 (not expandable)	2GB SO-DIMM DDR3L (1GB x 2, Expandable. Max 8GB)	8GB SO-DIMM DDR3L (4GB x2, Expandable. Max 8GB)
M.2 Drive Slots	-	-	-	-
HDD	4 x SATA3 6Gb/s; 3.5" HDD	4 x SATA3 6Gb/s; 3.5"/2.5" HDD/SSD	4 x SATA3 6Gb/s; 3.5"/2.5" HDD/SSD	4 x SATA3 6Gb/s; 3.5"/2.5" HDD/SSD
Maximum Internal Raw Capacity (Capacity may vary by RAID types)	64 TB (16 TB HDD X 4)	64 TB (16 TB HDD X 4)	64 TB (16 TB HDD X 4)	64 TB (16 TB HDD X 4)
Maximum Drive Bays with Expansion Unit	16	12	16	16
Maximum Raw Capacity with Expansion Units (Capacity may vary by RAID types)	256 TB (16 TB HDD X 16)	192 TB (16 TB HDD X 12)	256 TB (16 TB HDD X 16)	256 TB (16 TB HDD X 16)
Supports Single Volume Larger Than 16TB
Expansion	USB 3.1 Gen 1 x 3	USB 3.1 Gen 1 x2	USB 3.0 x 3, USB2.0 x 2, eSATA x 2	USB 3.0 x 4 (Type A x3, Type C x1)
Network	Gigabit Ethernet x 2	Gigabit Ethernet x 2; 10Gigabit Ethernet x1	Gigabit Ethernet x 2	Gigabit Ethernet x 2
PCIe Expansion Slots	-	-	-	-
LCD Panel	-	-	-
Size	165(H) x 164(W) x 218(D) mm	170(H) x 174(W) x 230(D) mm	185.5(H) x 170(W) x 230(D) mm	185.5(H) x 170(W) x 230(D) mm
Weight	1.6 kg / 3.53 lb	2.2 kg / 4.85 lbs	2.9 kg / 6.39 lb	2.9 kg / 6.39 lb
Input Power Voltage	External Power Adaptor: 90W x1 100V to 240V AC	External Power Adaptor: 90W x1 100V to 240V AC	External Power Adaptor: 90W x1 100V to 240V AC	External Power Adaptor: 90W x1 100V to 240V AC
Power Consumption	26.3W (Operation); 12.2W (Disk Hibernation); 0.97W (Sleep Mode)	31.5W (Operation); 17.1W (Disk Hibernation);	27.5W (Operation); 13.6W (Disk Hibernation); 0.95W (Sleep Mode)	24 W (Operation); 11.2 W (Disk Hibernation); 0.44 W (Sleep Mode)
Volume Type	Single disk, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10	Single disk, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10	Single disk, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10	Single disk, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
HDMI Output	HDMI 1.4b x 1	-	HDMI 1.4b x 1, S/PDIF x1	HDMI 2.0 x 1, S/PDIF x1
Infrared Receiver		-
Audio Output	-	-	S/PDIF	S/PDIF
Tray Lock	-	-	-
MyArchiveDisk Bays	0	3	3	3
Service LED Indicator	-	-	-	-
Redundant power supply	-	-	0	0

Software & Features
	AS3204T v2	AS4004T	AS6104T	AS6404T

Max. Resolution	2160P 4K	-	2160P 4K	2160P 4K
File Sharing
Maximum Number of Users	4096	4096	4096	4096
Maximum Number of Groups	512	512	512	512
Maximum Number of Shared Folders	512	512	512	512
Maximum Number of Concurrent Connections	512	512	512	512
Max. No. of Backup Jobs	80	60	80	80
iSCSI
Maximum Targets	256	64	256	256
Maximum LUNs	256	64	256	256
Virtualization Support
VMware Ready	-	-	NFS, iSCSI	NFS, iSCSI
Citrix Ready	-	-
Hyper-V Ready
Eco-Friendly Design
Auto-Standby for Both Internal and External Disks
System Automatically Enters Sleep Mode (Schedule S3)		-
Wake-on-LAN (WOL)
Wake-on-WAN(WOW)	-	-	-

Apps
	AS3204T v2	AS4004T	AS6104T	AS6404T

ASUSTOR Portal	YouTube TV Chrome Netflix Spotify	-	YouTube TV Chrome Netflix Spotify	YouTube TV Chrome Netflix Spotify
Photo Gallery
FTP Explorer
HiDrive Backup
Google Drive
Dropbox
Mail Server
Download Center
Plex Media Server
Max. No. of Concurrent Download Tasks	4	1	4	4
VPN Server
Max. No. of VPN Server Connections	30	30	30	30
Surveillance Center
Max. No. of Supported Cameras (With Add-On Licenses)	25	16	36	36
Surveillance Center Local Display		-
Max. No. of Simultaneously Displayable Channels on Local Display	4	-	4	4
SoundsGood
Web Browser Playback
Local Playback	HDMI USB Speakers / DAC / Bluetooth Speakers	USB Speakers / DAC / Bluetooth Speakers	HDMI S/PDIF USB Speakers / DAC / Bluetooth Speakers	HDMI S/PDIF USB Speakers / DAC / Bluetooth Speakers
Playback via Other Devices	AirPlay Speakers (with AiMusic on iOS device)	AirPlay Speakers (with AiMusic on iOS device)	AirPlay Speakers (with AiMusic on iOS device)	AirPlay Speakers (with AiMusic on iOS device)
iTunes Server
Local Playback	HDMI USB Speakers / DAC / Bluetooth Speakers	USB Speakers / DAC / Bluetooth Speakers	HDMI S/PDIF USB Speakers / DAC / Bluetooth Speakers	HDMI S/PDIF USB Speakers / DAC / Bluetooth Speakers
Playback via Other Devices	AirPlay Speakers (with Remote on iOS device)	AirPlay Speakers (with Remote on iOS device)	AirPlay Speakers (with Remote on iOS device)	AirPlay Speakers (with Remote on iOS device)

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