FriendlyARM NanoPi R4S: OpenWrt Compatibility Report
The FriendlyARM NanoPi R4S runs OpenWrt 25.12.5 on the rockchip/armv8 target, and has been supported since 22.03.0. Its No WiFi wireless on the none driver rates fair for open-source driver support (0.60/1.0), installation is rated moderate, and it is still sold new.
Hardware data and retail listings last checked .
Where to buy
Some links are affiliate links. Learn more.
Specifications
| SoC | Rockchip RK3399 |
|---|---|
| CPU | 6 cores @ 2000 MHz |
| RAM | 4096 MB |
| Ethernet ports | 2 |
| USB | 2x 3.0 |
| WiFi generation | No WiFi |
| WLAN driver | none |
| OpenWrt target | rockchip / armv8 |
| Package architecture | aarch64_generic |
| Current release | 25.12.5 |
| Supported since | 22.03.0 |
| Install method | SD card |
| Install difficulty | moderate |
| Power supply | 5 VDC, 3.0A via USB Type-C |
| Device type | Wired only |
| Estimated throughput | 1000 Mbps |
| Availability | available |
Installing OpenWrt on the NanoPi R4S
Installation on this device is rated moderate. Expect to use a recovery mode, TFTP or a vendor tool rather than a plain web upload. Documented methods: SD card.
Decompress then flash image to an SD card
Official OpenWrt device page for the NanoPi R4S
Flashing third-party firmware can brick a router and usually voids the warranty. Always check that the firmware image matches your exact hardware version.
Hardware versions
The NanoPi R4S ships in several hardware revisions with different chipsets. Match the version printed on your device label before flashing.
| Version | Target | Current release | WLAN hardware |
|---|---|---|---|
| Base version shown above | rockchip/armv8 | 25.12.5 | - |
| ENTERPRISE/EDITION | rockchip/armv8 | 25.12.5 | - |
Other routers to consider
Deciso DEC740
Mellanox Spectrum SN3420
Mellanox Spectrum SN2700
Not sure which fits? Take the 60-second quiz.