Product comparison · 2 nas & storage servers

TerraMaster F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop vs TerraMaster F4-421 NAS Desktop Intel® Celeron® J3455

49specifications compared
16differ
33identical
65known for one product only

Key differences

Number of storage drives installed
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:2
- F4-421 NAS Desktop Intel® Celeron® J3455:4
Number of storage drives supported
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:2
- F4-421 NAS Desktop Intel® Celeron® J3455:4
RAID levels
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:0, 1, JBOD
- F4-421 NAS Desktop Intel® Celeron® J3455:0, 1, 5, 6, 10
Maximum RAM supported
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:12 GB
- F4-421 NAS Desktop Intel® Celeron® J3455:8 GB
Memory slots
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:1
- F4-421 NAS Desktop Intel® Celeron® J3455:2
Ethernet LAN (RJ-45) ports
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:4
- F4-421 NAS Desktop Intel® Celeron® J3455:2
Product colour
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:Grey
- F4-421 NAS Desktop Intel® Celeron® J3455:White
Snapshot
- F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop:Yes
- F4-421 NAS Desktop Intel® Celeron® J3455:No

Side by side

Differences highlightedShow differences only

Comparison of F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop, F4-421
114 specifications	A TerraMaster F2-421 24TB 2x12TB Seagate IronWolf 2 Bay NAS Desktop View product	B TerraMaster F4-421 NAS Desktop Intel® Celeron® J3455 Model F4-421 View product
Storage4 differ
Storage drives installed	Yes	Yes
Total installed storage capacityKnown for one	Unknown — not stated by the source	40 TB
Number of storage drives installedDiffers	2	4
Number of storage drives supportedDiffers	2	4
Installed storage drive type	HDD	HDD
Supported storage drive types	HDD & SSD	HDD & SSD
Storage drive interfaceKnown for one	Unknown — not stated by the source	Serial ATA
Supported storage drive interfaces	Serial ATA	Serial ATA
Storage drive sizeKnown for one	Unknown — not stated by the source	2.5/3.5"
Storage drive sizes supported	2.5,3.5"	2.5,3.5"
RAID support	Yes	Yes
RAID levelsDiffers	0, 1, JBOD	0, 1, 5, 6, 10
Hot-swap drive bays	Yes	Yes
Supported file systemsDiffers	BTRFS, FAT32, HFS+, ext3, ext4	BTRFS, FAT32, HFS+, NTFS, ext3, ext4
Maximum supported storage capacityKnown for one	32 TB	Unknown — not stated by the source
Online RAID migrationKnown for one	Yes	Unknown — not stated by the source
Processoridentical
Processor manufacturerKnown for one	Unknown — not stated by the source	Intel
Processor familyKnown for one	Unknown — not stated by the source	Intel® Celeron®
Processor modelKnown for one	Unknown — not stated by the source	J3455
Processor frequency	1.5 GHz	1.5 GHz
Processor boost frequency	2.3 GHz	2.3 GHz
Processor cacheKnown for one	Unknown — not stated by the source	2 MB
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Number of processors supportedKnown for one	Unknown — not stated by the source	1
Conflict-Free processorKnown for one	Unknown — not stated by the source	Yes
Memory2 differ
Internal memory	4 GB	4 GB
Maximum RAM supportedDiffers	12 GB	8 GB
Memory slotsDiffers	1	2
Internal memory typeKnown for one	DDR3	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	1000 Mbit/s	1000 Mbit/s
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Supported network protocols	CIFS/SAMBA, NFS, FTP, TFTP, HTTPS, SSH, iSCSI, SNMP, SMTP	CIFS/SAMBA, NFS, FTP, TFTP, HTTPS, SSH, iSCSI, SNMP, SMTP
iSCSI supportKnown for one	Yes	Unknown — not stated by the source
Dynamic DNS (DDNS)Known for one	Yes	Unknown — not stated by the source
Link aggregationKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	4	2
USB port	Yes	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
HDMI ports quantity	1	1
USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
Fiber ports quantityKnown for one	0	Unknown — not stated by the source
Design1 differ
Chassis type	Desktop	Desktop
Cooling type	Active	Active
Product colourDiffers	Grey	White
Number of fans	1 fan(s)	1 fan(s)
Fan diameter	8 cm	8 cm
LED indicatorsKnown for one	HDD, LAN, Power	Unknown — not stated by the source
Built-in displayKnown for one	No	Unknown — not stated by the source
Performance1 differ
Type	NAS	NAS
Backup function	Yes	Yes
Backup features	Cloud, USB drive	Cloud, USB drive
Number of users	2048 user(s)	2048 user(s)
SnapshotDiffers	Yes	No
Access Control List (ACL)	Yes	Yes
S.M.A.R.T. support	Yes	Yes
Device classKnown for one	Small & Medium Business	Unknown — not stated by the source
Multilingual supportKnown for one	Yes	Unknown — not stated by the source
Noise levelKnown for one	18.6 dB	Unknown — not stated by the source
Third-party supportKnown for one	Yes	Unknown — not stated by the source
Management protocolsKnown for one	SNMP	Unknown — not stated by the source
Web-based managementKnown for one	Yes	Unknown — not stated by the source
Browser supportedKnown for one	Google Chrome 48, Microsoft Internet Explorer 9, Mozilla Firefox 30,Apple Safari 4.5	Unknown — not stated by the source
Hot spareKnown for one	Yes	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	AES, HTTPS, SNMP, SSH	Unknown — not stated by the source
Share folderKnown for one	512	Unknown — not stated by the source
System logKnown for one	Yes	Unknown — not stated by the source
Universal Plug and Play (UPnP)Known for one	Yes	Unknown — not stated by the source
Softwareidentical
Windows operating systems supported	Yes	Yes
Linux operating systems supported	Yes	Yes
Mac operating systems supported	Yes	Yes
Other operating systems supportedKnown for one	Unknown — not stated by the source	Android, iOS
Power2 differ
Power supply unit (PSU) capacityDiffers	40 W	90 W
AC input voltageDiffers	100-240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Power supply locationKnown for one	External	Unknown — not stated by the source
Number of power supply unitsKnown for one	1	Unknown — not stated by the source
Power consumption (typical)Known for one	25.6 W	Unknown — not stated by the source
Output voltageKnown for one	12 V	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	119 mm	225 mm
DepthDiffers	133 mm	136 mm
Height	227 mm	227 mm
Packaging content1 differ
External power adapter	Yes	Yes
Cables includedDiffers	AC, LAN (RJ-45)	LAN (RJ-45)
Power cables quantityKnown for one	Unknown — not stated by the source	1
Processor special featuresidentical
Embedded options availableKnown for one	Unknown — not stated by the source	Yes
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Secure BootKnown for one	Unknown — not stated by the source	Yes
Intel Secure Boot Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	0.00
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Operational conditions2 differ
Operating temperature (T-T)	5 - 40 °C	5 - 40 °C
Operating relative humidity (H-H)Differs	5 - 95%	-20 - 60%
Storage temperature (T-T)Differs	-20 - 60 °C	5 - 95 °C
Other featuresidentical
CertificationKnown for one	Unknown — not stated by the source	RoHS, WEEE, FCC, CE, CCC, KC
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Digital Living Network Alliance (DLNA) certifiedKnown for one	Yes	Unknown — not stated by the source

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.

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