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TERRAMASTER 4-Bay Intel N95 NAS Alternatives: 6 Similar Picks Compared

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The TERRAMASTER F4-425 Plus NAS 4 Bay alternatives list helps you find drives that match its specific technical profile. This model features an Intel N95 quad-core processor, 8GB of RAM, and dual 5GbE ports. It also includes three M.2 NVMe slots for cache or independent storage pools. The unit comes diskless in a durable aluminum-alloy chassis. You might look elsewhere if you need a different bay count, a quieter form factor, or a different brand interface.

The 6 products in this guide share overlapping specifications with the F4-425 Plus. Some options offer more drive bays for higher capacity, while others provide different network speeds or memory configurations. You can compare these picks based on their exact processor types, RAM capacity, and storage expansion options. This approach ensures you select a NAS that aligns with your precise hardware requirements without guessing. The following sections break down each alternative's key specs so you can make an informed decision.

Our top pick: TERRAMASTER 4-Bay Intel N95 NAS.

How each alternative compares

TERRAMASTER 4-Bay All-SSD NAS

The TERRAMASTER F4 SSD replaces traditional drive bays with an all-NVMe design. It keeps the same Intel N95 quad-core processor and 8GB RAM, ensuring similar processing power. The key difference is form factor. This unit measures 5.51 by 5.43 by 2.36 inches and weighs just 1.32 pounds. It is significantly smaller and lighter than the F4-425 Plus, which is 7.13 by 5.91 by 8.62 inches. You gain a quieter, more compact setup ideal for desktops. You lose the ability to use standard 3.5-inch hard drives for bulk storage. Pick this if you prioritize speed and low noise over high capacity.

TERRAMASTER 6-Bay 8GB DDR5 NAS

The TerraMaster F6-424 expands your storage options by adding two more drive bays. It retains the Intel N95 quad-core processor and 8GB RAM found in the original model. The main upgrade is the six-bay capacity for larger data libraries. It uses DDR5 memory, which offers higher efficiency than standard DDR4. Network connectivity drops to dual 2.5GbE ports, halving the maximum sequential throughput potential compared to the original dual 5GbE setup. The chassis is larger, measuring 9.45 by 6.06 by 8.74 inches. Choose this if you need extra space for more drives and can accept slightly slower network speeds for the added capacity.

Asustor Lockerstor 8-Bay Dual 10GbE NAS

The Asustor AS6508T scales up significantly for professional environments. It offers eight drive bays and 10GbE connectivity, doubling the network speed potential of the original dual 5GbE ports. It also includes M.2 NVMe slots for caching. However, it lacks a specified processor model in the data, focusing instead on raw capacity and throughput. The unit is much larger, weighing 13.7 pounds and measuring 11.5 by 8.5 by 9.06 inches. It is designed for high-density storage needs. Pick this if you require maximum network speed and eight drive slots, and do not mind a heavier, bulkier chassis in your setup.

Asustor Lockerstor 4-Bay Quad-Core NAS

The Asustor AS6604T matches the original in form factor with four drive bays. It shares the quad-core processor architecture but reduces RAM to 4GB. This is half the memory of the original 8GB configuration. It offers flexible networking with both 5GbE and 2.5GbE ports, providing similar speed options. It also includes M.2 NVMe slots for storage expansion. The unit weighs 6.53 pounds, which is slightly heavier than the original. You gain a lower RAM cost option while keeping similar networking capabilities. Choose this if you need 4GB RAM for your workload and want the flexibility of mixed network port speeds.

Asustor AS3304T 4-Bay NAS

The Asustor AS3304T targets home media and light office use with reduced resources. It keeps four drive bays and a quad-core processor but drops RAM to 2GB. This is significantly less than the original 8GB. It offers dual 5GbE and 2.5GbE ports, matching the original's networking potential. The focus is on media transcoding and app support rather than raw processing power. It weighs 4.85 pounds, making it lighter than the original. Pick this if you prioritize media server functionality and do not need high RAM capacity for heavy multitasking or virtualization tasks.

Asustor Lockerstor 12-Bay Rackmount NAS

The Asustor AS6512RD is a rackmount solution designed for high-density storage. It offers twelve drive bays, far exceeding the original's four. It includes 8GB RAM, matching the original's memory capacity. Network connectivity provides dual 5GbE and 2.5GbE ports, ensuring robust data transfer speeds. The form factor is a standard rackmount unit, measuring 17.3 by 3.46 by 21.1 inches. It weighs 25.8 pounds, making it a substantial piece of equipment. This is best for data centers or server rooms. Choose this if you need maximum drive capacity in a rack and can accommodate the larger physical footprint.

Quick picks

#ProductBest forPrice
1 TERRAMASTER 4-Bay Intel N95 NAS Best overall Fast networking and M.2 expansion Check price of TERRAMASTER 4-Bay Intel N95 NAS on Amazon
2 TERRAMASTER 4-Bay All-SSD NAS Also great Quiet NVMe storage setups Check price of TERRAMASTER 4-Bay All-SSD NAS on Amazon
3 TERRAMASTER 6-Bay 8GB DDR5 NAS Best 6-bay Users needing 6-bay storage capacity Check price of TERRAMASTER 6-Bay 8GB DDR5 NAS on Amazon
4 Asustor Lockerstor 8-Bay Dual 10GbE NAS Also great high capacity and 10GbE connectivity Check price of Asustor Lockerstor 8-Bay Dual 10GbE NAS on Amazon
5 Asustor Lockerstor 4-Bay Quad-Core NAS Best 4gb ram Users needing 2.5GbE and NVMe slots Check price of Asustor Lockerstor 4-Bay Quad-Core NAS on Amazon
6 Asustor AS3304T 4-Bay NAS Best budget Home media servers and light office use Check price of Asustor AS3304T 4-Bay NAS on Amazon
7 Asustor Lockerstor 12-Bay Rackmount NAS Best premium high-density rack storage Check price of Asustor Lockerstor 12-Bay Rackmount NAS on Amazon

Our 7 picks

Best overall

TERRAMASTER 4-Bay Intel N95 NAS

Best for: Fast networking and M.2 expansion

Drive Bays
4-Bay
Network Connectivity
Dual 5GbE
Processor
Intel N95
RAM Capacity
8GB
M.2 NVMe Slots
M.2 Slot x 3
Included Storage
Diskless

View on Amazon: TERRAMASTER 4-Bay Intel N95 NAS Affiliate link

This 4-bay NAS features an Intel N95 quad-core processor and 8GB of RAM. It includes dual 5GbE ports for high-speed data transfer. The aluminum chassis supports triple M.2 SSD expansion. You get hardware 4K decoding for media streaming. TOS 7 offers AI-native management. This setup suits users needing robust performance and fast networking without built-in drives.

Pros

  • Intel N95 quad-core CPU up to 3.4GHz
  • 8GB RAM for efficient multitasking
  • Dual 5GbE LAN ports with link aggregation
  • Triple M.2 SSD expansion support
  • Hardware 4K decoding for Plex and Emby

Cons

  • Diskless design requires separate drive purchase
  • Only 4 drive bays limit total capacity
  • No mention of Thunderbolt or USB 3.2 Gen 2x2 ports

Good fit if

  • You need fast 5GbE networking for video editing
  • You want to expand storage with multiple M.2 SSDs
  • You require hardware-accelerated 4K media transcoding

Skip if

  • You need more than 4 drive bays
  • You require built-in Wi-Fi connectivity
  • You want a pre-loaded drive solution

Verdict: TERRAMASTER F4-425 Plus Intel N95 NAS delivers strong specs for power users. It fits those who prioritize dual 5GbE ports and M.2 expansion over pre-installed storage.

Also great

TERRAMASTER 4-Bay All-SSD NAS

Best for: Quiet NVMe storage setups

Drive Bays
4-Bay
Network Connectivity
1 x 5GbE
Processor
Intel N95
RAM Capacity
8GB DDR5-4800
Included Storage
Diskless
Processor Cores
Quad-Core

View on Amazon: TERRAMASTER 4-Bay All-SSD NAS Affiliate link

This diskless NAS holds four NVMe SSDs for fast, quiet storage. It uses an Intel N95 quad-core processor and 8GB of DDR5 RAM. A 5Gbps Ethernet port speeds up transfers. The unit is small and light, fitting on desks. It suits users who want high performance without spinning disks. The design keeps noise levels very low during operation.

Pros

  • Supports four M.2 2280 NVMe SSDs
  • Intel N95 quad-core processor
  • 8GB DDR5-4800MHz RAM
  • 5Gbps Ethernet port
  • Operates below 19dB standby noise

Cons

  • Requires separate purchase of SSDs
  • Only one network port
  • No mention of HDMI or video output

Good fit if

  • You need a silent, compact storage unit
  • You want fast NVMe drive speeds
  • You prefer DDR5 memory performance

Skip if

  • You need pre-installed hard drives
  • You require multiple 1Gbps ports
  • You need a display screen

Verdict: TERRAMASTER F4 SSD 4-Bay NAS delivers high-speed NVMe storage in a quiet, small form factor. It fits users who prioritize speed and low noise over included drives.

Best 6-bay

TERRAMASTER 6-Bay 8GB DDR5 NAS

Best for: Users needing 6-bay storage capacity

Drive Bays
6-Bay
Network Connectivity
2 x 2.5GbE
Processor
Intel N95
RAM Capacity
8GB DDR5-4800
M.2 NVMe Slots
2 slots
Included Storage
Diskless

View on Amazon: TERRAMASTER 6-Bay 8GB DDR5 NAS Affiliate link

The TerraMaster F6-424 is a 6-bay NAS drive powered by an Intel N95 quad-core CPU and 8GB of DDR5 memory. It features dual 2.5GbE ports and two M.2 NVMe slots for caching. This diskless unit suits users needing extra storage capacity compared to 4-bay models. The DDR5 RAM and N95 processor provide faster application load times and improved file retrieval speeds for your workflow.

Pros

  • 6-bay capacity for expanded storage
  • Intel N95 quad-core CPU
  • 8GB DDR5 4800MHz RAM
  • Dual 2.5GbE network ports
  • Two M.2 NVMe slots for SSD caching

Cons

  • Sold diskless without included drives
  • RAM is non-ECC
  • Heavier and bulkier than 4-bay alternatives

Good fit if

  • You need more than four drive bays
  • You want DDR5 memory for faster app performance
  • You require dual 2.5GbE network connectivity

Skip if

  • You prefer a 4-bay chassis size
  • You need ECC RAM for enterprise stability
  • You want a NAS with pre-installed drives

Verdict: TerraMaster F6-424 6-Bay Intel N95 NAS is a solid choice for users who need the extra space of six bays while retaining the efficiency of DDR5 memory and dual 2.5GbE ports.

Also great

Asustor Lockerstor 8-Bay Dual 10GbE NAS

Best for: high capacity and 10GbE connectivity

Drive Bays
8-Bay
Network Connectivity
2x 10GbE, 2x 2.5GbE
Processor
Intel Atom C3538
RAM Capacity
8GB DDR4
Hardware Interface
M.2 NVMe
Processor Cores
Quad-Core

View on Amazon: Asustor Lockerstor 8-Bay Dual 10GbE NAS Affiliate link

The Asustor Lockerstor 8 is an 8-bay NAS drive enclosure built for high-capacity storage. It uses a Quad-Core 2.1GHz Intel Atom C3538 processor and 8GB DDR4 RAM. You get two 10GbE ports and two 2.5GbE ports for fast network connectivity. This unit supports eight 3.5-inch SATA hard drives. It suits users who need significant drive space and high-speed data transfer options.

Pros

  • Eight 3.5-inch SATA drive bays
  • Intel Atom C3538 Quad-Core processor
  • Two 10GbE network interfaces
  • 8GB DDR4-2133 RAM

Cons

  • Larger physical footprint than 4-bay models
  • Heavier build at 13.7 pounds
  • No mention of M.2 NVMe slots in key specs

Good fit if

  • You need more than four drive bays
  • You require 10GbE network speeds
  • You store large media libraries

Skip if

  • You only need four drive bays
  • You have limited desk space
  • You prefer a lighter device

Verdict: Asustor Lockerstor 8 8-Bay NAS is the right pick if you need eight drive slots and 10GbE connectivity. It fits users who prioritize capacity and speed over a compact size.

Best 4gb ram

Asustor Lockerstor 4-Bay Quad-Core NAS

Best for: Users needing 2.5GbE and NVMe slots

Drive Bays
4-Bay
Network Connectivity
2x 2.5GbE
Processor
Quad-Core 2.0GHz
RAM Capacity
4GB DDR4
M.2 NVMe Slots
2 slots
Included Storage
Diskless

View on Amazon: Asustor Lockerstor 4-Bay Quad-Core NAS Affiliate link

The Asustor Lockerstor 4 AS6604T is a 4-bay NAS with a Quad-Core 2.0GHz processor and 4GB DDR4 RAM. It includes two 2.5GbE ports and two M.2 NVMe slots for caching. This model suits users who need reliable local storage with decent network speed. It lacks the higher RAM found in some competitors, making it a mid-tier option for home offices.

Pros

  • Quad-Core 2.0GHz processor
  • 4GB DDR4 RAM
  • Two 2.5GbE network ports
  • Two M.2 NVMe slots

Cons

  • 4GB RAM is lower than the 8GB in top competitors
  • Diskless design requires separate drive purchase
  • Heavier build at 6.53 pounds

Good fit if

  • You need fast 2.5GbE network connectivity
  • You want M.2 NVMe caching support
  • You prefer a 4-bay capacity

Skip if

  • You require more than 4GB of RAM
  • You need pre-installed storage drives
  • You want more than four drive bays

Verdict: Asustor Lockerstor 4 4-Bay NAS offers solid networking and caching options for users who do not need high-end memory capacity.

Best budget

Asustor AS3304T 4-Bay NAS

Best for: Home media servers and light office use

Drive Bays
4 Bay
Network Connectivity
1 x 2.5GbE
Processor
Realtek RTD 1296
RAM Capacity
2GB DDR4
Included Storage
Diskless
Processor Cores
Quad-Core

View on Amazon: Asustor AS3304T 4-Bay NAS Affiliate link

The Asustor Drivestor 4 Pro is a 4-bay NAS with a 1.4GHz quad-core CPU and 2GB DDR4 RAM. It includes a 2.5GbE port and supports hardware transcoding for 4K video. This unit fits home and SOHO users who need reliable storage. The 2GB RAM is lower than the 8GB found in the other 6 picks on this list. It offers a solid base for media servers and file sharing.

Pros

  • 2.5 Gigabit Ethernet port for faster network transfers
  • Hardware decoding for smooth 4K H.265 video playback
  • Supports over 200 apps via built-in App Central
  • Compatible with both 2.5-inch and 3.5-inch drives

Cons

  • 2GB RAM is lower than the 8GB in other list picks
  • 1.4GHz CPU speed is lower than the N95 processors in other picks
  • Single 2.5GbE port limits connection redundancy

Good fit if

  • You need a 4-bay NAS for home or small office use
  • You want hardware transcoding for media streaming
  • You prefer a lower-spec system for basic file storage

Skip if

  • You require 8GB of RAM for heavy multitasking
  • You need multiple high-speed network ports
  • You want the latest high-performance Intel N95 processor

Verdict: Asustor Drivestor 4 Pro 4-Bay NAS suits users who prioritize media transcoding and app support over raw processing power and high RAM capacity.

Best premium

Asustor Lockerstor 12-Bay Rackmount NAS

Best for: high-density rack storage

Drive Bays
12 Bay
Processor
Intel Atom C3538
RAM Capacity
8 GB DDR4-2133
Included Storage
Diskless
Form Factor
Rackmount
Network Connectivity
5GbE, 2.5GbE

View on Amazon: Asustor Lockerstor 12-Bay Rackmount NAS Affiliate link

This is a 12-bay rackmount NAS designed for high-capacity storage. It uses an Intel Atom C3538 quad-core processor running at 2.1GHz. The system includes 8GB of DDR4 RAM, which you can expand up to 128GB. Network connectivity features two Gigabit and two 2.5GbE ports. This unit supports virtualization and Docker apps. It suits users needing dense storage in a 2U form factor.

Pros

  • 12 drive bays for massive storage capacity
  • Expandable RAM up to 128GB
  • 2.5GbE network ports for faster transfers
  • Supports VMware, Citrix, and Docker

Cons

  • Heavy at 25.8 pounds
  • Large 2U rackmount footprint
  • No SSD-only configuration option

Good fit if

  • You need 12 drive bays
  • You have a server rack
  • You run virtual machines

Skip if

  • You prefer desktop placement
  • You need more than 12 bays
  • You want a smaller form factor

Verdict: Asustor 12-Bay Rackmount NAS fits users who need high-density storage in a rack. It is best for data centers. The expandable RAM and 2.5GbE ports support heavy workloads.

Specifications side by side

Spec TERRAMASTER 4-Bay Intel N95 NAS TERRAMASTER 4-Bay All-SSD NAS TERRAMASTER 6-Bay 8GB DDR5 NAS Asustor Lockerstor 8-Bay Dual 10GbE NAS Asustor Lockerstor 4-Bay Quad-Core NAS Asustor AS3304T 4-Bay NAS Asustor Lockerstor 12-Bay Rackmount NAS
Drive Bays 4-Bay 4-Bay 6-Bay 8-Bay 4-Bay 4 Bay 12 Bay
Network Connectivity Dual 5GbE 1 x 5GbE 2 x 2.5GbE 2x 10GbE, 2x 2.5GbE 2x 2.5GbE 1 x 2.5GbE not stated
Processor Intel N95 Intel N95 Intel N95 Intel Atom C3538 Quad-Core 2.0GHz Realtek RTD 1296 Intel Atom C3538
RAM Capacity 8GB 8GB DDR5-4800 8GB DDR5-4800 8GB DDR4 4GB DDR4 2GB DDR4 8 GB DDR4-2133
M.2 NVMe Slots M.2 Slot x 3 not stated 2 slots not stated 2 slots not stated not stated
Included Storage Diskless Diskless Diskless not stated Diskless Diskless Diskless
RAID Support TRAID not stated not stated not stated not stated not stated not stated
Form Factor not stated not stated not stated not stated not stated not stated Rackmount
Hardware Interface M.2 NVMe not stated not stated M.2 NVMe M.2 NVMe not stated not stated
Number of Bays 4-Bay 4-Bay 6-Bay 8-Bay 4-Bay 4-Bay 12-Bay
Processor Cores Quad-Core Quad-Core Quad-Core Quad-Core Quad-Core Quad-Core Quad-Core
Dimensions 8.62 × 7.13 × 5.91 inches 2.36 × 5.51 × 5.43 inches 8.74 × 9.45 × 6.06 inches 9.06 × 11.5 × 8.5 inches 9.06 × 6.69 × 7.3 inches 9.06 × 6.85 × 6.69 inches 21.1 × 17.3 × 3.46 inches
Weight 6.39 pounds 1.32 pounds 4.6 pounds 13.7 pounds 6.53 pounds 4.85 pounds 25.8 pounds
Size 4Bay, Intel N95, 8GB RAM 5.5 inches x 5.4 inches x 2.4 inches 6Bay, 4-Core CPU, 8GB RAM, F6-424 8 Bay 4 Bay 4 Bay 5.5"(W) x 7.5"(H) x 9.1"(D)
Color Silver Black Black Lockerstor AS6604T Drivestor Pro AS6512RD
Model F4-425 Plus (N95) F4 SSD F6-424 AS6508T AS6604T AS3304T AS6512RD

Frequently asked questions

Which NAS has more drive bays than the TerraMaster F4-425 Plus?

The TerraMaster F6-424 offers six bays, while the Asustor Lockerstor AS6508T provides eight. The Asustor AS6512RD is a rackmount unit with twelve bays for high-density storage. These models suit users who need extra space beyond the four-bay capacity of the F4-425 Plus.

Do these alternatives use the same processor as the TerraMaster F4-425 Plus?

Most options use a quad-core processor, matching the F4-425 Plus. The TerraMaster F4 SSD and F6-424 also feature the Intel N95 chip. The Asustor models listed all utilize quad-core processors as well, ensuring comparable processing power across these four-bay and larger units.

Which model is best for quiet operation with SSDs?

The TerraMaster F4 SSD is designed for quiet NVMe storage setups. It uses an all-SSD architecture in a small form factor. This makes it ideal for users who prioritize speed and low noise over traditional hard drive bays found in other models.

Which NAS supports 10GbE connectivity?

The Asustor Lockerstor AS6508T is the only listed model with 10GbE connectivity. Other units offer 5GbE or 2.5GbE ports. The AS6508T fits users who prioritize high-speed networking and large capacity over a compact size or lower memory configurations.

Which alternative has the least amount of RAM?

The Asustor Drivestor 4 Pro AS3304T has 2GB of RAM. This is the lowest capacity among the listed alternatives. It suits users who prioritize media transcoding and app support over raw processing power and high RAM capacity found in other models.

Which model is a rackmount NAS?

The Asustor AS6512RD is a 12-bay rackmount NAS. It fits users who need high-density storage in a rack for data centers. The expandable RAM and 2.5GbE ports support heavy workloads, distinguishing it from the desktop form factors of the other listed units.

Which NAS has M.2 NVMe slots for caching?

Several models include M.2 NVMe interfaces. The TerraMaster F4-425 Plus has three slots. The Asustor AS6604T and AS6508T also feature M.2 NVMe hardware interfaces. These slots allow for cache or independent storage expansion alongside traditional drive bays.

See also