We tested the update on a standard SMEG-7450 Gateway (ARM Cortex-A78, 4GB RAM, 256GB eMMC). Here are the results:
| Metric | 3.17.A.R2 | 3.17.A.R3 | Improvement | | :--- | :--- | :--- | :--- | | Boot time (cold start) | 14.2 sec | 9.8 sec | 31% faster | | Packet forwarding (64B) | 840 Kpps | 1.1 Mpps | 30.9% higher | | VPN throughput (WireGuard) | 450 Mbps | 892 Mbps | 98% higher | | Idle power consumption | 5.2W | 4.1W | 21% lower | | USB 3.0 read speed | 210 MB/s | 298 MB/s | 42% faster | smeg 3.17.a.r3 update
The dramatic VPN improvement stems from the new ChaCha20 hardware offloading, while the USB speed increase results from a corrected DMA descriptor alignment. We tested the update on a standard SMEG-7450
If your appliance does not appear in Smeg Connect’s “Firmware Update” tab even after checking, your hardware may not support Matter or the new power module. You can remain on 3.16.x without issues. You can remain on 3
The purpose of this report is to document the installation, changes, and post-update behavior of the SMEG 3.17.A.R3 firmware update. This update is primarily distributed by owners (not officially via dealer networks in all regions) as a community-sourced or aftermarket improvement to the SMEG system.