Keep your textures low-resolution. Anywhere between 16x16 to 64x64 would be a good range for texture sizes. If you're going for an N64 look, stay within the 32x32 to 64x64 range so the 3-point texture ...
An Adafruit GFX Compatible Library for the ESP32, ESP32-S2, ESP32-S3 to drive HUB75 LED matrix panels using DMA for high refresh rates. Supports panel chaining.