more system RAM to act as VRAM if you are using an Integrated GPU (like Intel HD Graphics). 1. The "Registry Hack" (Intel Graphics)
Example: The original Resident Evil 2 Remake needs 4GB VRAM. The "FitGirl 512MB Repack" swaps textures for PS2-era equivalents, making it run on Intel HD 4000.
once it is uncompressed into the GPU's memory. Compression helps the download size, not the hardware performance. Security Risks and Malware