Are you booting (a version of Raspberry PiOS) from the USB3 sticks?
Have you run the Raspberry Pi Diagnostics tool?
FWIW here are the results (from some time ago, on the P400 IIRC) for this device:
https://www.cpmspectrepi.uk/raspberry_p ... .282023.29
[Edit]
Checking back through my (webpage-based) notes you may also find this section of interest:
https://www.cpmspectrepi.uk/raspberry_p ... sting.html
Trev.
Have you run the Raspberry Pi Diagnostics tool?
FWIW here are the results (from some time ago, on the P400 IIRC) for this device:
https://www.cpmspectrepi.uk/raspberry_p ... .282023.29
Code:
Raspberry Pi Diagnostics - version 0.13Fri Oct 13 21:11:38 2023Test : SD Card Speed TestRun 1prepare-file;0;0;76650;149seq-write;0;0;75939;148rand-4k-write;0;0;4958;1239rand-4k-read;14540;3635;0;0Sequential write speed 75939 KB/sec (target 10000) - PASSRandom write speed 1239 IOPS (target 500) - PASSRandom read speed 3635 IOPS (target 1500) - PASSTest PASSChecking back through my (webpage-based) notes you may also find this section of interest:
https://www.cpmspectrepi.uk/raspberry_p ... sting.html
Trev.
Statistics: Posted by FTrevorGowen — Tue Sep 09, 2025 9:58 pm