Even faster, LTE by default and with an included digital stylus: The Huawei MediaPad M5 10.8 Pro is the "tuned" sister model of the excellent MediaPad M5 10.8. In our review, we determine whether the tablet can achieve similarly convincing results.
https://www.notebookcheck.net/Huawei-MediaPad-M5-10-8-Pro-Tablet-Review.324280.0.html
With regards to your WiFi transmit/receive testing, do you know of these test were done with Bluetooth on or off? I've read a lot of users in forums referencing how slow WiFi is when Bluetooth is enabled.
Sorry, but i think it's an error in calculus of screen PWM frequency. I count almost 60 peaks in 20 ms. So it would mean over 3000 hz of PWM frequency. In case I am wrong to interpret the graph, I apologize .