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Voltarum Mini PC Guide

Mini PCs and single-board computers

Every mini PC, Raspberry Pi, Orange Pi and other board worth buying, with ports, storage, RAM, software support, what each is good for and prices.

10 devices

Raspberry Pi

Raspberry Pi 5

Processor
Broadcom BCM2712
RAM
16 GB
Network
1 × 1 GbE

Electronics / GPIO:Great fit

The reference board: two to three times a Pi 4, PCIe for an NVMe SSD and the best software of any SBC.

from $78 (typical price)Highly recommended

Orange Pi

Orange Pi 5 Plus

Processor
Rockchip RK3588
RAM
32 GB
Network
2 × 2.5 GbE

Electronics / GPIO:Good

The RK3588 board with the most I/O: two 2.5 GbE ports, a full-speed NVMe slot, HDMI in and up to 32 GB.

from $109 (launch price)For advanced users

Radxa

Radxa X4

Processor
Intel N100
RAM
16 GB
Network
1 × 2.5 GbE

Electronics / GPIO:Good

An Intel N100 PC in Raspberry Pi size, with a Pi-style GPIO header driven by an RP2040.

—Recommended

Orange Pi

Orange Pi 5 Max

Processor
Rockchip RK3588
RAM
16 GB
Network
1 × 2.5 GbE

Electronics / GPIO:Good

A full RK3588 in Raspberry Pi size, with LPDDR5, 2.5 GbE and Wi-Fi 6E.

from $95 (launch price)For advanced users

Radxa

Radxa ROCK 5B

Processor
Rockchip RK3588
RAM
32 GB
Network
1 × 2.5 GbE

Electronics / GPIO:Good

An RK3588 board with one of the best mainline Linux efforts among Arm SBCs.

—For advanced users

Raspberry Pi

Raspberry Pi Zero 2 W

Processor
Raspberry Pi RP3A0 (BCM2710A1)
RAM
0.5 GB
Network
None

Electronics / GPIO:Great fit

A tiny, cheap Wi-Fi board with 512 MB: for sensors, cameras and single-purpose gadgets.

from $15 (typical price)Good budget option

Raspberry Pi

Raspberry Pi 4 Model B

Processor
Broadcom BCM2711
RAM
8 GB
Network
1 × 1 GbE

Electronics / GPIO:Great fit

Still on sale and still enough for Home Assistant or Pi-hole, but a Pi 5 or an N150 box is better value now.

from $68 (typical price)Older hardware

Orange Pi

Orange Pi 3B

Processor
Rockchip RK3566
RAM
8 GB
Network
1 × 1 GbE

Electronics / GPIO:Good

A cheap board in Pi 4 format with an NVMe slot: slower than a Pi 4, but with proper SSD storage.

—Good budget option

Orange Pi

Orange Pi Zero 3

Processor
Allwinner H618
RAM
4 GB
Network
1 × 1 GbE

Electronics / GPIO:Good

A 5 cm board with Gigabit Ethernet and Wi-Fi for very little money: Pi-hole, VPN or print server.

—Good budget option

Other boards

Libre Computer Le Potato (AML-S905X-CC)

Processor
Amlogic S905X
RAM
2 GB
Network
1 × 0.1 GbE

Electronics / GPIO:Good

A cheap board in Pi 3 format with mainline Linux support; slow, and only 100 Mbps Ethernet.

—Older hardware