Modify and load custom VBIOS on Windows and Linux, on Blackwell 2.0 (RTX 50 Series)/Ada(RTX 40 Series)/Ampere (RTX 30 Series) without flasing, for example to lower power limits (and which cards were tested)
A custom VBIOS loader on Windows, that patches the registry file related to that GPU, it resets it and it's applied on every reboot.
Proof1 community thread
Key points
- Today I want to share something that may affect your cards (?
- This does not change the real VBIOS on your card, but it just loads a copy via a patch and it let you use any modification!
- A custom VBIOS loader on Fedora, that patches the GSP firmware start on memory, builds a separate boot entry and then rebuilds automatically with kernel updates.
- You need to first get a copy of your VBIOS, you can do it with GPU-Z on Windows, or with nvflash on Linux.
Sources (1)
- [1]Modify and load custom VBIOS on Windows and Linux, on Blackwell 2.0 (RTX 50 Series)/Ada(RTX 40 Series)/Ampere (RTX 30 Series) without flasing, for example to lower power limits (and which cards were tested)r/LocalLLaMA (top, daily) · Oct 17, 02:57 PM
- A custom VBIOS loader on Windows, that patches the registry file related to that GPU, it resets it and it's applied on every reboot.
Today I want to share something that may affect your cards (?
Extractive summary: sentences quoted from the sources.
Before this
- Oct 17, 2026EpochGo: Local-first multi-agent AutoML engine using offline Ollama LLMs and deterministic Scikit-Learn pipelines [P]
- Oct 16, 2026[Research] 2,788 tokens/s on a single RTX 5090 with a diffusion LLM — Introducing ORL (fully open source)
- Oct 15, 2026openai/codex rust-v0.163.0: 0.163.0
- Oct 15, 2026capy-flash: Qwen3.8-Flash-Next (125B MoE) in full NVFP4 on two 16 GB consumer GPUs
- Oct 15, 2026What a £300, 35W Snapdragon mini PC can actually do 👀: 35B coder at ~30 tok/s, and an 80B model that doesnt even fit in RAM running at 17 tok/s
- Oct 15, 2026NVIDIA Nemotron 3.5 Super VL Powers Specialized Agents with Multimodal Reasoning
