Best TERRAMASTER 4-Bay NAS Devices: 8 Spec-Based Picks
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Finding the best TERRAMASTER 4-Bay network attached storages requires comparing specific hardware metrics. We analyzed 8 models based strictly on published specifications. The TerraMaster 4-Bay NAS with 32GB RAM leads because its 8-core Intel processor and 32GB RAM offer peak performance for small business storage. Each pick targets different needs, from budget home use to high-speed rackmount setups. This guide helps you decide which device matches your capacity, speed, and connectivity requirements.
Quick picks
The best fit for you
- You need high-performance small business storage TerraMaster 4-Bay NAS with 32GB RAM The F4-424 Pro features 32GB RAM and an 8-core Intel processor for heavy workloads.
- You want the most compact model on the list TERRAMASTER 4-Bay All-SSD NAS The F4 SSD measures just 2.36 inches tall, making it ideal for tight spaces.
- You need rackmount business setups with 10GbE speeds TERRAMASTER 4-Bay 1U Rackmount NAS with 8GB DDR5 The U4-500 is a 1U rackmount unit equipped with dual 10GbE ports.
- You want basic home file storage and media playback TerraMaster 4-Bay Multimedia NAS The F4-212 offers a budget-friendly entry point with 2GB RAM and a quad-core ARM processor.
Our 8 picks
TerraMaster 4-Bay NAS with 32GB RAM
Best for: High-performance small business storage
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4-Bay
- Network Connectivity
- 2 x 2.5GbE
- Processor
- Intel Core i3-N305
- RAM Capacity
- 32GB DDR5 4800MHz
- M.2 NVMe Slots
- 2 slots
View on Amazon: TerraMaster 4-Bay NAS with 32GB RAM Affiliate link
The TERRAMASTER F4-424 Pro is a high-performance 4-bay NAS designed for demanding workloads. It features an Intel Core i3-N305 8-core processor and a substantial 32GB of DDR5 RAM. This configuration supports dual 2.5GbE ports and two M.2 NVMe slots for caching. It suits small to medium businesses needing rapid application response and high-speed data retrieval without included storage drives.
Pros
- Intel Core i3-N305 8-core CPU with 3.8GHz turbo
- 32GB DDR5 4800MHz non-upgradable RAM
- Dual 2.5GbE Ethernet ports with link aggregation
- Two M.2 NVMe slots for SSD caching
Cons
- RAM is non-upgradable at 32GB
- No included storage drives
- Larger physical footprint than standard 4-bay units
Good fit if
- You need high RAM for virtualization or heavy multitasking
- You require fast application load times and database response
- You want dual 2.5GbE connectivity for increased bandwidth
Skip if
- You need expandable RAM beyond 32GB
- You prefer a more compact chassis for limited space
- You want pre-installed hard drives for immediate use
Verdict: TERRAMASTER F4-424 Pro 4-Bay NAS delivers peak performance for users who prioritize processing power and memory capacity over expandability. It is the right choice for professionals requiring fast data retrieval and robust multi-user support.
TerraMaster 4-Bay Multimedia NAS
Best for: Basic home file storage and media playback
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4-Bay
- Processor
- ARM v8 quad-core 1.7GHz
- RAM Capacity
- 2GB
- Included Storage
- Diskless
- Dimensions
- 7.28 × 8.66 × 7.09 inches
View on Amazon: TerraMaster 4-Bay Multimedia NAS Affiliate link
The TERRAMASTER F4-212 is a 4-bay NAS drive built for home and small office use. It runs on an ARM v8 quad-core 1.7GHz processor with 2GB of non-upgradeable RAM. This diskless unit supports SATA drives up to 22TB each. It handles 4K video decoding and offers standard file services like SMB and NFS. It suits users who need basic storage without high performance.
Pros
- ARM v8 quad-core 1.7GHz processor for efficient home use
- Supports four 3.5-inch or 2.5-inch SATA drives
- Includes 4K hardware video decoding for multimedia
- Diskless design allows custom drive selection
- Runs TOS 7 with simple initial setup
Cons
- Only 2GB of RAM, which is lower than other options
- RAM is not upgradeable for future needs
- ARM architecture limits advanced app compatibility
Good fit if
- You need a simple home media server
- You want a low-cost 4-bay storage solution
- You only require basic file sharing services
Skip if
- You need to run heavy virtualization tasks
- You require high-performance video transcoding
- You plan to upgrade RAM later
Verdict: The TERRAMASTER F4-212 4-Bay ARM NAS is a budget-friendly entry point for home users who prioritize capacity over speed. It fits those who need basic file storage and media playback without demanding resources.
TERRAMASTER 4-Bay 1U Rackmount NAS with 8GB DDR5
Best for: rackmount business setups needing 10GbE speeds
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4Bay
- Network Connectivity
- Dual 10GbE
- Processor
- Intel Core i3 1215U
- RAM Capacity
- 8GB DDR5
- Included Storage
- Diskless
View on Amazon: TERRAMASTER 4-Bay 1U Rackmount NAS with 8GB DDR5 Affiliate link
This 1U rackmount NAS features a 6-core Intel Core i3-1215U processor and 8GB of DDR5 memory. You get dual 10GbE network ports with link aggregation capabilities alongside two M.2 NVMe slots for SSD caching. It supports up to 96TB across four drive bays in standard RAID or TRAID configurations. This setup fits you if you need rack-mounted hardware and high network throughput for demanding business workloads.
Pros
- Dual 10GbE network ports supporting up to 20Gbps aggregate bandwidth
- 6-core Intel Core i3-1215U processor with turbo speeds up to 4.4GHz
- Dual M.2 NVMe slots for storage caching
- Supports up to 96TB raw storage across four 24TB drives
Cons
- 1U rackmount chassis requires dedicated rack infrastructure
- Includes 8GB RAM base capacity
- Does not include hard drives or solid-state drives
Good fit if
- You have standard server rack space ready for 1U equipment.
- You require dual 10GbE networking for high-speed file transfers.
- You want M.2 NVMe cache drives working alongside mechanical hard drives.
Skip if
- You need a compact tower unit to sit directly on a desk.
- You need more than 8GB of system memory right out of the box.
Verdict: TERRAMASTER 4-Bay 1U Rackmount NAS delivers fast networking and solid computing power with its dual 10GbE ports and Intel Core i3 platform. It provides enterprise rack integration and flexible RAID options for business data storage.
TERRAMASTER 4-Bay All-SSD NAS
Best for: compact, quiet all-flash network storage setups
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4-Bay
- Network Connectivity
- 1 x 5GbE
- Processor
- Intel N95
- RAM Capacity
- 8GB DDR5-4800
- Included Storage
- Diskless
View on Amazon: TERRAMASTER 4-Bay All-SSD NAS Affiliate link
This compact unit is an all-flash four-bay storage enclosure designed exclusively for M.2 NVMe drives. You get an Intel N95 quad-core processor reaching 3.4GHz, 8GB of DDR5 memory, and a 5Gbps Ethernet port. Its small 5.5-inch footprint operates at noise levels under 19dB in standby. It suits you if you need fast, quiet network storage for small spaces without the bulk or sound of traditional spinning hard drives.
Pros
- Accommodates four M.2 2280 NVMe SSDs for up to 32TB total capacity
- Intel N95 quad-core CPU with 3.4GHz turbo and 8GB DDR5 RAM
- Equipped with a 5Gbps Ethernet port for faster transfer rates
- Compact footprint measuring 5.5 x 5.4 x 2.4 inches and weighing 1.32 pounds
- Quiet operation with standby noise levels rated below 19dB
Cons
- Does not support standard 3.5-inch or 2.5-inch SATA hard drives
- Maximum storage capacity capped at 32TB across four SSD slots
- Provides only a single 5Gbps Ethernet connection
Good fit if
- You need a compact, low-noise network drive for a desk or shelf.
- You plan to use high-speed M.2 NVMe SSD storage instead of mechanical hard drives.
- You want 5Gbps networking out of the box with DDR5 memory.
Skip if
- You require high-capacity 3.5-inch SATA drives exceeding 32TB of total storage.
- You need multiple Ethernet ports for link aggregation or network failover.
Verdict: TERRAMASTER 4-Bay All-SSD Compact NAS delivers quiet, compact all-flash performance powered by an Intel quad-core processor and 5Gbps networking. It gives you a space-saving network storage setup whenever low noise and fast SSD access matter more than large 3.5-inch drive capacities.
TERRAMASTER 4-Bay Intel Quad-Core NAS
Best for: home media streaming with 4GB RAM
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4-Bay
- Network Connectivity
- 2.5GbE
- Processor
- Intel x86 quad-core
- RAM Capacity
- 4GB
- Included Storage
- Diskless
View on Amazon: TERRAMASTER 4-Bay Intel Quad-Core NAS Affiliate link
The TERRAMASTER F4-425 is a 4-bay NAS drive featuring an Intel x86 quad-core processor and 4GB of RAM. It includes a 2.5GbE port for fast transfers and supports hardware 4K decoding. This diskless unit handles multimedia streaming and file synchronization. It suits users who need solid performance for media servers without the cost of pre-installed drives. The quiet 21dB(A) operation fits well in home environments.
Pros
- Intel x86 quad-core processor handles 4K transcoding
- 2.5GbE port ensures fast file transfers
- Supports hardware-level 4K H.265 decoding for Plex and Emby
- Tool-free push-lock HDD trays allow quick installation
- Operates at a quiet 21dB(A)
Cons
- 4GB RAM is lower than the 8GB or 32GB found in other models on this list
- Diskless design requires you to purchase hard drives separately
- Lacks the 8-core performance of the higher-end F4-424 Pro and F4-425 Pro
Good fit if
- You need a capable media server for 4K streaming
- You want to buy hard drives separately for custom capacity
- You prefer a quiet NAS for bedroom or office use
Skip if
- You require more than 4GB of RAM for heavy multitasking
- You want a pre-installed drive setup without extra purchases
- You need the maximum 8-core processing power available
Verdict: TERRAMASTER F4-425 4-Bay NAS 4GB RAM is a solid choice for home users who prioritize quiet operation and 4K media support over maximum RAM capacity.
TERRAMASTER 4-Bay Intel N95 NAS
Best for: Users needing fast 5GbE networking and M.2 SSD expansion
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4-Bay
- Network Connectivity
- Dual 5GbE
- Processor
- Intel N95
- RAM Capacity
- 8GB
- M.2 NVMe Slots
- M.2 Slot x 3
View on Amazon: TERRAMASTER 4-Bay Intel N95 NAS Affiliate link
The TERRAMASTER F4-425 Plus uses an Intel N95 quad-core processor and 8GB of RAM to handle demanding tasks. It features dual 5GbE ports for fast data transfer and supports up to 152TB of storage. The aluminum chassis includes three M.2 NVMe slots for SSD expansion. This diskless unit suits users who need reliable performance for media streaming and small business backups.
Pros
- Intel N95 quad-core CPU with 8GB RAM
- Dual 5GbE LAN ports for high-speed networking
- Three M.2 NVMe slots for SSD cache or storage
- Durable aluminum-alloy chassis with tool-less drive trays
Cons
- Quad-core N95 CPU is less powerful than the Core i3 options in this list
- No included hard drives (diskless design)
- Heavier build at 6.39 pounds compared to lighter alternatives
Good fit if
- You need fast local network speeds with dual 5GbE ports
- You want to expand storage with multiple M.2 SSDs
- You prefer a sturdy aluminum chassis for long-term reliability
Skip if
- You require the highest possible processing power for heavy virtualization
- You want a NAS with pre-installed hard drives
- You prefer a lighter, more portable device for frequent moves
Verdict: TERRAMASTER F4-425 Plus N95 NAS offers strong connectivity and expandability for users who prioritize network speed and SSD caching over raw CPU benchmarks. It is a solid choice for small offices and media enthusiasts who value build quality and flexible storage options.
TERRAMASTER 4-Bay 8-Core Intel NAS
Best for: multi-gigabit virtualization and 4K media streaming
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4-Bay
- Network Connectivity
- 5GbE x 2
- Processor
- Intel N305
- RAM Capacity
- 8GB
- M.2 NVMe Slots
- 3 slots
View on Amazon: TERRAMASTER 4-Bay 8-Core Intel NAS Affiliate link
The TERRAMASTER 4-Bay Intel 8-Core NAS gives you an Intel N305 8-core processor, 8GB of RAM, and three M.2 NVMe slots. Dual 5GbE networking provides up to 1020 MB/s with link aggregation, while built-in support for Docker and VirtualBox handles your virtualization tasks. This setup suits you if you need fast multi-gigabit throughput, flexible TRAID storage arrays, and local 4K media transcoding across multiple devices.
Pros
- Intel N305 8-core processor with 8GB RAM
- Dual 5GbE ports supporting link aggregation up to 1020 MB/s
- Three M.2 NVMe slots for Hyper Cache acceleration
- Hardware 4K decoding with native Plex, Emby, and Jellyfin support
- TRAID support for mixed-capacity drives and online expansion
Cons
- Comes diskless without pre-installed storage drives
- Base memory configuration is limited to 8GB RAM
Good fit if
- You need dual 5GbE ports for high-bandwidth local networking.
- You plan to run Docker containers or VirtualBox virtual machines.
- You want three M.2 NVMe slots for cache acceleration.
Skip if
- You want a turnkey NAS that includes pre-installed hard drives.
- You require more than 8GB of factory-installed RAM out of the box.
Verdict: TERRAMASTER 4-Bay Intel 8-Core NAS pairs an 8-core Intel processor with dual 5GbE ports and three M.2 NVMe slots for heavy multitasking. It delivers fast networking and flexible drive configurations for virtualization or media hosting.
TERRAMASTER 4-Bay 8-Core NAS Enclosure
Best for: multi-gigabit networking, virtualization, and media streaming
- Number of Bays
- 4-Bay (what this guide is about)
- Drive Bays
- 4-Bay
- Processor
- Intel N350
- RAM Capacity
- 16GB DDR5
- Included Storage
- Diskless
- Hardware Interface
- M.2 NVMe
View on Amazon: TERRAMASTER 4-Bay 8-Core NAS Enclosure Affiliate link
You get a 4-bay diskless enclosure powered by an 8-core Intel N305 processor and 8GB of RAM. It delivers high-speed networking with dual 5GbE ports and includes three M.2 NVMe slots for SSD caching. TOS 7 provides native virtualization, Docker support, and mixed-drive TRAID storage pools. This setup suits you if you run virtual machines, manage local backups, or stream 4K media across multiple client devices simultaneously.
Pros
- Dual 5GbE network ports with link aggregation up to 1020 MB/s
- Intel 8-core processor paired with 8GB system memory
- Three M.2 NVMe slots dedicated to Hyper Cache acceleration
- Hardware 4K decoding with native Plex, Emby, and Jellyfin support
- Flexible TRAID array support for mixed-capacity drives and online expansion
Cons
- Requires separate drive purchases because it ships diskless
- Comes with 8GB of base memory out of the box
- Lacks 10GbE network connectivity
Good fit if
- You need multi-gigabit transfers over dual 5GbE network connections.
- You plan to host Docker containers or VirtualBox virtual machines.
- You want three M.2 NVMe slots to build a dedicated cache pool.
Skip if
- You want preinstalled hard drives included in the box.
- You need native 10GbE ports for existing high-speed switches.
- You require more than 8GB of factory-installed RAM immediately.
Verdict: TERRAMASTER 4-Bay 8-Core Dual 5GbE NAS pairs an 8-core Intel processor with dual 5GbE networking and three M.2 NVMe slots for demanding local workloads. It handles containerized applications, 4K media transcoding, and high-speed data transfers efficiently in a compact four-bay chassis.
Specifications side by side
| Spec | TerraMaster 4-Bay NAS with 32GB RAM | TerraMaster 4-Bay Multimedia NAS | TERRAMASTER 4-Bay 1U Rackmount NAS with 8GB DDR5 | TERRAMASTER 4-Bay All-SSD NAS | TERRAMASTER 4-Bay Intel Quad-Core NAS | TERRAMASTER 4-Bay Intel N95 NAS | TERRAMASTER 4-Bay 8-Core Intel NAS | TERRAMASTER 4-Bay 8-Core NAS Enclosure |
|---|---|---|---|---|---|---|---|---|
| Drive Bays | 4-Bay | 4-Bay | 4Bay | 4-Bay | 4-Bay | 4-Bay | 4-Bay | 4-Bay |
| Network Connectivity | 2 x 2.5GbE | not stated | Dual 10GbE | 1 x 5GbE | 2.5GbE | Dual 5GbE | 5GbE x 2 | not stated |
| Processor | Intel Core i3-N305 | ARM v8 quad-core 1.7GHz | Intel Core i3 1215U | Intel N95 | Intel x86 quad-core | Intel N95 | Intel N305 | Intel N350 |
| RAM Capacity | 32GB DDR5 4800MHz | 2GB | 8GB DDR5 | 8GB DDR5-4800 | 4GB | 8GB | 8GB | 16GB DDR5 |
| M.2 NVMe Slots | 2 slots | not stated | not stated | not stated | not stated | M.2 Slot x 3 | 3 slots | not stated |
| Included Storage | Diskless | Diskless | Diskless | Diskless | Diskless | Diskless | Diskless | Diskless |
| RAID Support | RAID 0 | not stated | RAID 0, 1, 5, 6, 10, TRAID, TRAID+ | not stated | TRAID, TRAID+ | TRAID | RAID 0, 1, 5, 6, 10, TRAID | not stated |
| Form Factor | not stated | not stated | Rackmount | not stated | not stated | not stated | not stated | not stated |
| Hardware Interface | not stated | not stated | not stated | not stated | not stated | M.2 NVMe | M.2 NVMe | M.2 NVMe |
| Number of Bays | 4-Bay | 4-Bay | 4-Bay | 4-Bay | 4-Bay | 4-Bay | 4-Bay | 4-Bay |
| Processor Cores | 8-Core | Quad-Core | not stated | Quad-Core | Quad-Core | Quad-Core | 8-Core | 8-Core |
| Intended Use | not stated | not stated | not stated | not stated | Home Users | not stated | not stated | not stated |
| Dimensions | 8.74 × 7.05 × 6.06 inches | 7.28 × 8.66 × 7.09 inches | 14.2 × 17.3 × 1.77 inches | 2.36 × 5.51 × 5.43 inches | 8.74 × 7.05 × 6.06 inches | 8.62 × 7.13 × 5.91 inches | 8.62 × 7.13 × 5.91 inches | 8.62 × 7.13 × 5.91 inches |
| Weight | 4.2 pounds | 4.6 pounds | 13.7 pounds | 1.32 pounds | 4.19 pounds | 6.39 pounds | 6.39 pounds | 6.39 pounds |
| Size | 4Bay, 8-Core CPU, 32GB RAM, F4-424 Pro | 11.77 x 10.79 x 7.32 inches | 4Bay, 1U, 6Core CPU, 8GB RAM | 5.5 inches x 5.4 inches x 2.4 inches | 4Bay, F4-425 | 4Bay, Intel N95, 8GB RAM | Intel N305, 8GB RAM, Silver | Intel N305, 8GB RAM, Gunmetal Gray |
| Color | Black | 4-Bay, Quad-Core, F4-212 (2GB) | Black | Black | Black | Silver | Silver | Gunmetal Gray |
| Model | F4-424 Pro | F4-212 (2GB) | U4-500 | F4 SSD | F4-425 | F4-425 Plus (N95) | F4-425 Pro (N305) | F4-425 Pro (N305) |
For direct connectivity specs instead of network storage, you can compare acasis 40gbps 4 bay hard drive alternatives.
Key Specs for Choosing a TERRAMASTER 4-Bay NAS
-
Match RAM to Workload
RAM capacity directly impacts how many simultaneous tasks your NAS can handle. If you run virtual machines or heavy multi-user environments, higher memory is essential. The TerraMaster 4-Bay NAS with 32GB RAM leads this category, offering substantial resources for demanding small business storage. For simpler home file storage, models with 2GB RAM, like the F4-212, are sufficient. Check the RAM specification to ensure it aligns with your intended application load, avoiding underpowered systems for complex tasks.
-
Select Processor Cores
The number of processor cores determines multitasking efficiency. An 8-core Intel processor, found in the F4-424 Pro, handles intense data retrieval and robust multi-user support better than quad-core options. For basic media playback and file storage, a quad-core ARM or Intel chip, such as the one in the F4-212, provides adequate performance without excess cost. Evaluate your daily usage patterns; choose higher core counts only if you require peak processing power for professional workflows.
-
Choose Form Factor
Physical dimensions dictate where you can place your NAS. Standard desktop models like the F4-424 Pro measure approximately 7 inches wide and 8 inches deep. For tight spaces, the F4 SSD All-SSD NAS is significantly more compact, measuring just 2.36 inches tall. Rackmount options, such as the U4-500, require specific 1U server rack space. Measure your available area carefully before purchasing, as the physical footprint varies significantly between desktop enclosures and specialized rackmount or ultra-compact all-flash designs.
-
Consider Network Speed
Network interface speed affects file transfer rates. If you need rapid data movement, look for models with dual 10GbE ports, like the U4-500 rackmount unit, or dual 5GbE ports found in the F4-425 Pro. Standard 1GbE ports may bottleneck large file transfers. Assess your current network infrastructure; if you have gigabit switches, standard ports suffice. For high-speed local transfers, prioritize NAS devices with multi-gigabit Ethernet capabilities to fully utilize your bandwidth potential.
-
Evaluate SSD Expansion
Some models include M.2 NVMe slots for SSD caching or all-flash storage. The F4-425 Pro and F4-425 Plus N95 both feature three M.2 slots, enhancing speed for specific workloads. If you prioritize fast access times and quiet operation, the F4 SSD model offers an all-flash experience. Check if the chassis supports additional SSD bays beyond the main drive slots. This feature is valuable for users needing quick metadata retrieval or those building compact, silent storage arrays for media libraries.
Frequently asked questions
Which TerraMaster 4-bay NAS has the most RAM?
The TerraMaster F4-424 Pro leads with 32GB of RAM. This high capacity supports intensive multitasking and virtualization. It pairs this memory with an 8-core Intel processor. This combination ensures fast data retrieval for professional users who prioritize processing power over expandability.
What is the smallest TerraMaster 4-bay NAS available?
The TerraMaster F4 SSD is the most compact option. It measures 2.36 inches in height and weighs just 1.32 pounds. This all-flash design uses an Intel N95 quad-core processor. It delivers quiet, space-saving storage ideal for setups where low noise matters more than large drive capacities.
Does any TerraMaster 4-bay NAS support rackmount installation?
Yes, the TerraMaster U4-500 is a 1U rackmount model. It features dual 10GbE ports for enterprise-grade networking speeds. The unit includes an Intel Core i3 processor and 8GB of RAM. This design provides flexible RAID options and solid computing power for business data storage.
Which model offers the fastest networking speeds?
The TerraMaster U4-500 offers the fastest connectivity with dual 10GbE ports. For other models, the F4-425 Plus N95 and the F4 SSD provide 5Gbps networking. These speeds support rapid data transfers and efficient handling of containerized applications or media streaming tasks in small offices.
How much RAM does the budget-friendly TerraMaster NAS have?
The TerraMaster F4-212 comes with 2GB of RAM. It uses a quad-core ARM processor for basic operations. This configuration suits home users needing simple file storage and media playback. It prioritizes capacity and affordability over raw speed or heavy resource demands.
Which TerraMaster NAS includes M.2 NVMe slots?
The F4-425 Pro (N305) includes three M.2 NVMe slots. It pairs these with an 8-core Intel processor and dual 5GbE ports. This setup supports heavy multitasking and SSD caching. It is ideal for virtualization or media hosting where flexible drive configurations enhance performance.
What processor does the TerraMaster F4-425 use?
The TerraMaster F4-425 uses a quad-core processor. It includes 4GB of RAM and is designed for quiet operation. This model supports 4K media streaming for home users. It balances performance and noise levels, making it suitable for residential environments rather than heavy business workloads.