4 Best UDPTCP Mini PCs with 8GB RAM, Compared

Quick picks

The best fit for you

• You need a quiet fanless unit for basic routing UDPTCP N2840 Fanless Mini PC This fanless design ensures silent operation for stable firewall tasks.
• You require multiple ports for advanced network setups UDPTCP N150 Dual 10GbE Firewall Mini PC It features five wired ports to handle complex routing needs.
• You want a dual-Gigabit appliance for soft routing UDPTCP N2840 8GB RAM Firewall Mini PC Dual Gigabit Ethernet ports support dedicated firewall and routing duties.
• You prefer silent operation with faster wired speeds UDPTCP Celeron N5105 2.5GbE Firewall Mini PC The 2.5G LAN port offers faster wired networking in a fanless case.

Our 4 picks

1 Best overall

UDPTCP N2840 Fanless Mini PC

Best for: basic soft routing and firewall tasks

Memory

8GB RAM (what this guide is about)

Processor

Celeron N2840

Installed RAM

8GB

Memory Type

DDR3L 1333MHz

Graphics

UHD Graphics

Ethernet Ports

2x 1000M

View on Amazon: UDPTCP N2840 Fanless Mini PC Affiliate link

This UDPTCP mini PC uses a Celeron N2840 dual-core processor with 8GB of DDR3L RAM. It includes two Gigabit Ethernet ports, making it suitable for soft routing tasks. The system supports dual displays via HDMI and VGA with 4K output. It runs Linux and features a fanless design for quiet industrial operation. You get a stable base for firewall or routing applications.

Pros

• Celeron N2840 dual-core processor
• 8GB DDR3L RAM included
• Two Gigabit Ethernet ports
• Fanless industrial design
• HDMI and VGA dual display support

Cons

• Older DDR3L memory standard
• Dual-core processor limits heavy multitasking
• No Wi-Fi or 4G module installed

Good fit if

• You need a dedicated soft router with two LAN ports
• You require a fanless unit for industrial environments
• You want to run Linux or OpenWrt

Skip if

• You need high-performance gaming or video editing
• You require built-in Wi-Fi connectivity
• You need modern DDR4 or DDR5 memory speeds

Verdict: UDPTCP N2840 Fanless Mini PC is a solid choice for users setting up a basic firewall or soft router who value quiet, fanless operation. It fits those who prioritize stable networking features over modern processing power.

2 Best premium

UDPTCP N150 Dual 10GbE Firewall Mini PC

Best for: advanced networking and soft router setups

Memory

8GB RAM (what this guide is about)

Processor

Intel N150

Installed RAM

8GB

Storage Capacity

128GB

Memory Type

DDR5

Graphics

Intel UHD Graphics

View on Amazon: UDPTCP N150 Dual 10GbE Firewall Mini PC Affiliate link

This UDPTCP mini PC uses an Intel N150 processor with 4 cores and 8GB of DDR5 RAM. It stands out with five network ports, including two 10GbE SFP+ and three 2.5GbE LAN interfaces. The system supports OPNsense and Linux for routing tasks. You get 128GB of SSD storage and dual display outputs via HDMI and DisplayPort. This setup is designed for users who need robust networking hardware in a small form factor.

Pros

• Intel N150 processor with 3.6 GHz turbo frequency
• 2 x 10GbE SFP+ and 3 x 2.5GbE LAN ports
• 8GB DDR5 RAM running at 4800MHz
• Supports OPNsense, Linux, and Windows operating systems

Cons

• Only 128GB of internal storage capacity
• WiFi and 5G modules are optional and not included
• Single DDR5 SO-DIMM slot limits future memory upgrades

Good fit if

• You need multiple 10GbE and 2.5GbE network interfaces
• You are building a home lab or soft router with OPNsense
• You require DDR5 memory speeds for your applications

Skip if

• You need built-in WiFi without purchasing extra modules
• You require more than 128GB of internal storage
• You want a pre-installed Windows license ready to use

Verdict: UDPTCP N150 8GB RAM 10GbE Firewall Mini PC fits users who need five wired network ports for advanced routing. It suits those willing to add optional wireless modules and manage their own operating system installation.

3 Best budget

UDPTCP N2840 8GB RAM Firewall Mini PC

Best for: Soft routing and firewall appliances

Memory

8GB RAM (what this guide is about)

Processor

Celeron N2840

Installed RAM

8GB

Storage Capacity

256GB

Memory Type

DDR3L 1333/1600MHz

Graphics

UHD Graphics

View on Amazon: UDPTCP N2840 8GB RAM Firewall Mini PC Affiliate link

This UDPTCP mini PC uses an Intel Celeron N2840 processor with 8GB of DDR3L RAM and a 256GB SSD. It features dual 1000M Ethernet ports, making it suitable for soft routing or firewall tasks. The fanless design ensures quiet operation. You get UHD graphics with 4K display support and dual-band Wi-Fi. This setup handles everyday computing and network monitoring efficiently.

Pros

• Intel Celeron N2840 dual-core processor
• Dual 1000M Ethernet LAN ports
• 8GB DDR3L RAM and 256GB SSD
• Fanless passive cooling design
• Dual-band Wi-Fi with dual antennas

Cons

• Only two 1000M ports, not 2.5G
• Uses older DDR3L memory standard
• Limited to two cores and two threads

Good fit if

• You need a dedicated soft router
• You want a quiet firewall appliance
• You require dual Gigabit Ethernet ports

Skip if

• You need 2.5Gbe network speeds
• You require DDR4 or DDR5 memory
• You need more than two cores

Verdict: UDPTCP N2840 8GB RAM Firewall Mini PC fits users needing a quiet, dual-Gigabit network appliance for soft routing or firewall duties.

4 Also great

UDPTCP Celeron N5105 2.5GbE Firewall Mini PC

Best for: Silent 2.5G firewall or router appliances

Memory

8GB RAM (what this guide is about)

Processor

Intel Celeron N5105

Installed RAM

8GB

Storage Capacity

128GB SSD

Memory Type

DDR4

Graphics

Intel UHD Graphics

View on Amazon: UDPTCP Celeron N5105 2.5GbE Firewall Mini PC Affiliate link

This UDPTCP mini PC uses an Intel Celeron N5105 processor with 8GB of DDR4 RAM. It features a silent, fanless design with an aluminum alloy shell for industrial durability. The system includes a 128GB SSD and an Intel i226-V 2.5G Ethernet port for fast data transmission. It supports dual 4K displays and runs various firewall and router operating systems. This unit suits users needing a quiet, low-power appliance for network management tasks.

Pros

• Intel Celeron N5105 processor with 4 cores and 2.90 GHz boost
• Intel i226-V 2.5G Ethernet port for high-speed networking
• Fanless design with aluminum alloy shell for silent operation
• Dual display support via HDMI 2.0 and DisplayPort 1.4
• AES-NI hardware support for secure encryption

Cons

• Only 128GB of SSD storage limits data capacity
• No built-in Wi-Fi or cellular connectivity options
• Base model lacks external display ports for direct monitoring

Good fit if

• You need a silent, fanless device for 24/7 network operation
• You require a 2.5G Ethernet port for faster local transfers
• You are building a firewall or soft router appliance

Skip if

• You need more than 128GB of internal storage
• You require built-in Wi-Fi or cellular data connections
• You want a high-performance processor for heavy multitasking

Verdict: UDPTCP N5105 8GB 2.5G Fanless Mini PC is a specialized appliance for users who prioritize silent operation and fast wired networking over raw processing power or wireless flexibility. It fits well as a dedicated firewall or router head unit.

Specifications side by side

How to choose the right UDPTCP Mini PC

1. Check processor performance

   Your network tasks determine the needed CPU power. Basic firewalls run well on the Intel N2840 or Celeron N5105 found in several models here. If you need more headroom for advanced routing or virtual machines, the Intel N150 in the second pick offers stronger processing. Verify the specific processor model in the specs. Higher core counts or newer architectures handle packet inspection and traffic shaping more efficiently without slowing down your internet connection.

2. Verify network port speed

   The speed of your Ethernet ports is critical for throughput. The top pick provides standard Gigabit Ethernet, which is sufficient for most home broadband connections. If you have a fiber connection or need to move large amounts of data internally, look for the 2.5G LAN ports found in the third and fourth picks. The second pick even offers dual 10GbE ports for high-end lab setups. Match the port speed to your actual internet plan and internal network requirements.

3. Consider cooling method

   Decide if you need silent operation. The first pick features a fanless design, which eliminates noise and moving parts, making it ideal for living spaces or quiet offices. The other models in this list may use fans for active cooling. Fanless units rely on heat spreaders and passive airflow. Ensure your installation location allows for adequate ventilation. Passive cooling reduces maintenance needs and ensures longer component lifespan in dusty environments.

4. Assess storage capacity

   Storage size affects how much logging and software you can keep. Most models here include 128GB or 256GB SSDs. A 128GB drive is usually enough for the operating system and basic routing firmware. If you plan to store extensive network logs or run multiple virtual machines, the 256GB option in the first and third picks provides extra space. SSDs offer faster boot times and better reliability than older hard drives. Check the included storage size before buying.

5. Confirm operating system

   Ensure the device comes with the software you need. The first pick includes Linux pre-installed, which is common for firewall appliances. Other models may require you to install your own operating system, such as pfSense or OPNsense. Verify the listed operating system in the attributes. Pre-installed OS saves time and ensures compatibility with the hardware drivers. If you prefer a specific distribution, check if the manufacturer supports it or if you need to source it separately.

Frequently asked questions

See also

• best UDPTCP mini PCs under 150
• best UDPTCP mini PCs with 256GB SSD
• best mini PCs with 8GB RAM
• best mini PCs with 8GB RAM