The Pie 64-bit instance runs fine on low-end PCs if you ignore the desktop-class presets and tune it manually. Here is the instance setup, graphics configuration and Windows layer that make it work on 4-8GB machines.

On a 4GB RAM laptop, LDPlayer 9 performance is decided by paging, not raw power. This guide sets the exact core, RAM, resolution and renderer values that keep Windows out of swap and the game at a stable 45-60 FPS.