Works on various versions of Windows, including Windows 7, 8, 10, and 11 .
Changes are typically registry-based and can be undone, though a reboot is usually required for changes to take effect. How to Use the PHDGD Virtual VRAM Tool
Specifically targeted at older Intel chipsets (Haswell and earlier) where modern driver support is lacking.
On many older Intel HD Graphics systems (like GMA or early HD series), the GPU does not have its own dedicated memory; instead, it dynamically shares system RAM. Some games perform a "hardware check" before launching and will refuse to run if they detect less than a specific amount (e.g., 128MB or 512MB) of .
