: It adds a DWORD value named DedicatedSegmentSize (or DedicatedSegmentMemory ) and sets it to a value like 128, 512, or 1024.
The tool tells Windows to ignore the overflow limit and allow applications to "see" a massive pool of virtual VRAM. phdgd virtual vram tool
git clone https://github.com/phdgd/vvram-tool.git cd vvram-tool make export LD_PRELOAD=/path/to/libvvram.so export VVRAM_SIZE=128G # desired virtual VRAM size export VVRAM_BACKEND=ram # or file export VVRAM_PAGE_SIZE=2M python run_llm.py : It adds a DWORD value named DedicatedSegmentSize
It does not physically add more memory to your GPU. Instead, it changes the reported "Dedicated Segment Size" in the Windows registry. Instead, it changes the reported "Dedicated Segment Size"
Whether you are trying to run older titles on a laptop or maximizing the performance of a desktop without a dedicated GPU, PhDGD provides the tweak you need without the complexity of BIOS modding.