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README.md
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# 🚀 RTX 50 系列显卡 AI 加速环境
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# 下载地址:
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```
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https://github.com/chenxqiyu/ai_cuda_wheel
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> 适用
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```
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pip install xformers-0.0.33+5d4b92a.d20260121-cp39-abi3-win_amd64.whl
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```
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pip install triton_windows-3.6.0-cp311-cp311-win_amd64.whl
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```
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pip install sageattention-2.2.0-cp311-cp311-win_amd64.whl
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```
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pip install sageattn3-1.0.0-cp311-cp311-win_amd64.whl
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```
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pip install nunchaku-1.2.0+torch2.9-cp311-cp311-win_amd64.whl
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```
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https://github.com/nunchaku-ai/ComfyUI-nunchaku
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https://github.com/kijai/ComfyUI-KJNodes
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https://github.com/wallen0322/ComfyUI-SageAttention3
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```
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git config --system core.longpaths true
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# 🚀 RTX 50 系列显卡 AI 加速环境(Windows)
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# 下载地址:
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```
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https://github.com/chenxqiyu/ai_cuda_wheel
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```
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> **适用场景**:ComfyUI + Nunchaku + KJNodes
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> **目标**:在 RTX 50 系列显卡上,构建稳定、高性能的 AI 推理与加速环境 ,其他显卡需自行测试
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---
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## ✨ 环境特性
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- ✅ **CUDA 13.0**
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- ✅ **PyTorch 2.9.1(cu130)**
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- ✅ **xFormers(Blackwell 分支)**
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- ✅ **SageAttention2 / SageAttention3**
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- ✅ **Triton(Windows 版)**
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- ✅ **Nunchaku INT4 推理引擎**
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- ✅ **ComfyUI 工作流友好**
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---
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## 🧩 基础环境
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- **操作系统**:Windows 10 / 11 x64
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- **Python**:3.11(推荐)
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- **Visual Studio**:VS 2022(含 C++ Build Tools)
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- **显卡**:RTX 50 系列
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---
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## 📦 PyTorch(CUDA 13.0)
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```bash
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pip install --pre torch==2.9.1+cu130 torchvision==0.24.1+cu130 torchaudio==2.9.1+cu130 --index-url https://download.pytorch.org/whl/cu130
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```
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---
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## ⚡ 加速组件安装
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### xFormers
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```bash
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pip install xformers-0.0.33+5d4b92a.d20260121-cp39-abi3-win_amd64.whl
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```
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### Triton(Windows)
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```bash
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pip install triton_windows-3.6.0-cp311-cp311-win_amd64.whl
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```
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### SageAttention
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```bash
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pip install sageattention-2.2.0-cp311-cp311-win_amd64.whl
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```
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### SageAttention3
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```bash
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pip install sageattn3-1.0.0-cp311-cp311-win_amd64.whl
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```
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### Nunchaku
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```bash
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pip install nunchaku-1.2.0+torch2.9-cp311-cp311-win_amd64.whl
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```
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---
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## 🧠 ComfyUI 扩展节点
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- **Nunchaku**
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- https://github.com/nunchaku-ai/ComfyUI-nunchaku
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- **KJNodes**
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- https://github.com/kijai/ComfyUI-KJNodes
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- **SageAttention3**
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- https://github.com/wallen0322/ComfyUI-SageAttention3
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---
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## 🛠️ 编译与构建记录
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### 编译环境
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- **工具**:x64 Native Tools Command Prompt for VS 2022
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### Git 长路径支持(必做)
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```bash
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git config --system core.longpaths true
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```
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### 相关源码仓库
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- Triton Windows 适配
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https://github.com/woct0rdho/triton-windows
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- SageAttention
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https://github.com/mengqin/SageAttention
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- xFormers(Blackwell)
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https://github.com/LagPixelLOL/xformers/tree/blackwell
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- Nunchaku Core
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https://github.com/nunchaku-ai/nunchaku
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---
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## 🧪 实践建议
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- 🔹 优先验证 `torch.cuda.is_available()` 与 CUDA 版本一致性
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- 🔹 遇到 `misaligned address`,优先检查 attention kernel / dtype / head_dim
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- 🔹 SageAttention3 与 xFormers 不建议同时启用同一路径
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- 🔹 INT4 推理建议搭配 **Nunchaku + FP16 输入**
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---
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## 📌 备注
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本环境主要面向 **RTX 50(Blackwell)** 架构实验与高性能推理,
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部分组件为 **非官方 / 实验性构建**,请自行评估稳定性。
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---
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## 使用sageattention3加速选其中一个就行
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<img width="684" height="402" alt="image" src="https://github.com/user-attachments/assets/a6909182-577e-4dfe-b3ae-be55e607185f" />
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<img width="482" height="247" alt="image" src="https://github.com/user-attachments/assets/a2348277-2062-4732-af8c-9ba25a906ee2" />
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**Enjoy Blackwell 🚀**
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