Sophos SG 105w: OpenWrt Compatibility Report
The Sophos SG 105w runs OpenWrt 24.10.5 on the x86/64 target, and has been supported since 22.03.0. Its WiFi 4 (N) wireless on the ath9k driver rates good for open-source driver support (0.70/1.0), installation is rated moderate, and it is no longer sold new.
Hardware data and retail listings last checked .
Where to buy
We have no current retail listing for the Sophos SG 105w, which is no longer sold new. See current alternatives for devices you can still buy today.
Specifications
| SoC | Intel Atom E3826 |
|---|---|
| CPU | 2 cores @ 1460 MHz |
| RAM | 2048 MB |
| Flash | 8 MB |
| Ethernet ports | 4 |
| USB | 2x 2.0 |
| WiFi generation | WiFi 4 (N) |
| Radios | 2.4GHz: b/g/n · 5GHz: a/n |
| WLAN hardware | Atheros AR9380 (SparkLAN WPEA-128N) |
| WLAN driver | ath9k |
| OpenWrt target | x86 / 64 |
| Package architecture | x86_64 |
| Current release | 24.10.5 |
| Supported since | 22.03.0 |
| Install method | x86 installation |
| Install difficulty | moderate |
| Power supply | 12 VDC, 3.33 A via barrel (5.5x2.5mm) |
| Device type | Home router |
| Estimated throughput | 510 Mbps |
| Availability | discontinued |
Installing OpenWrt on the SG 105w
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: x86 installation.
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 SG 105w ships in several hardware revisions with different chipsets. Match the version printed on your device label before flashing.
| Version | Target | Current release | WLAN hardware |
|---|---|---|---|
| REV/1 shown above | x86/64 | 24.10.5 | Atheros AR9380 (SparkLAN WPEA-128N) |
| REV/2 | x86/64 | 24.10.5 | Atheros AR9380 (SparkLAN WPEA-128N) |
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