Slow PSRAM access on ESP32-P4 with core 3.3.0.

[cicciocb]

Board

ESP32-P4 DEVKIT

Device Description

N/A

Hardware Configuration

N/A

Version

v3.3.0

IDE Name

Arduino IDE

Operating System

Windows 10

Flash frequency

80MHZ

PSRAM enabled

yes

Upload speed

115200

Description

PSRAM performance on the ESP32-P4 is severely impacted with core 3.3.0. This is because the core is compiled at 80MHz, unlike core 3.2.0 which runs at the expected 200MHz.
Below is an extract of the differences between the 3.3.0 (left) and the 3.2.0 (right)

Sketch

N/A

Debug Message

N/A

Other Steps to Reproduce

No response

I have checked existing issues, online documentation and the Troubleshooting Guide

• I confirm I have checked existing issues, online documentation and Troubleshooting guide.