ComfyiUI-Zluda AMD 9070xt

README.md

Minimal ComfyUI Zluda Setup for Windows

This sets up ComfyUI Zluda for AMD devices without a system Python installation, venvs or magic scripts.

It assumes you're using up to date Windows development tools and know your way around a terminal

Prereqs

• Enable "Developer Mode" in Windows
  • https://learn.microsoft.com/en-us/windows/apps/get-started/enable-your-device-for-development
  • Just type "developer" in start menu, enable and enable all the features
• PowerShell Core
  • https://github.com/PowerShell/PowerShell
• Git for Windows
  • https://git-scm.com/downloads/win
  • Ensure commands are available in your $PATH
• HIP SDK for Windows
  • https://www.amd.com/en/developer/resources/rocm-hub/hip-sdk.html
  • Add to $PATH
• (optional) HIP support for your GPU
  • 9070xt: https://github.com/brknsoul/ROCmLibs/blob/main/rocm%20gfx1201%20for%20rocm%206.2.4-no-optimized.7z

Run all commands from PowerShell Core

Clone ComfyUI-ZLUDA

# PowerShell Core
# Whatever root path you want
cd ~
git clone "https://github.com/patientx/ComfyUI-Zluda.git" comfyui

Ignore changes we will make to repo

# PowerShell Core
cd comfyui
"`n.local" | Out-File -Append .gitignore
mkdir .local
cd .local
# Download scripts here

Download the scripts to comfyui/.local

Download Python 3.11

Download python standalone/portable from here:

https://github.com/astral-sh/python-build-standalone/releases https://github.com/astral-sh/python-build-standalone/releases/download/20250807/cpython-3.11.13+20250807-x86_64-pc-windows-msvc-install_only.tar.gz

Note, check the releases for the latest one. They rebuild them frequently

Extract it to comfyui/.local/python

Make sure comfyui/.local/python/python.exe exists

Download Zluda

Download Zluda from here:

https://github.com/lshqqytiger/ZLUDA/releases

Extract it to comfyui/.local/zluda

Make sure comfyui/.local/zluda/zluda.exe exists

Run Install Script

Run this once to setup

# PowerShell Core
cd comfyui
.\.local\install.ps1

Start Comfyui

# PowerShell Core
cd comfyui
.\.local\start.ps1

install.ps1

# Run once to set up ComfyUI

$ComfyuiRoot = Split-Path -Path $PSScriptRoot -Parent
$PythonRoot = "$PSScriptRoot\python"
$ZludaRoot = "$PSScriptRoot\zluda"

$env:PATH = ";$PythonRoot;" + $env:PATH
$env:PATH = ";$PythonRoot\Scripts;" + $env:PATH
$env:PATH = ";$ZludaRoot;" + $env:PATH

Set-Location -Path $ComfyuiRoot

python -m pip install --upgrade pip
python -m pip install -r .\requirements.txt

python -m pip uninstall torch torchvision torchaudio -y
python -m pip install torch==2.3.0 torchvision==0.18.0 torchaudio==2.3.0 --index-url https://download.pytorch.org/whl/cu118
python -m pip install onnxruntime
python -m pip uninstall numpy -y
python -m pip install numpy==1.26.4

Copy-Item -Path $PSScriptRoot\zluda\cublas.dll -Destination $PSScriptRoot\python\Lib\site-packages\torch\lib\cublas64_11.dll -Force
Copy-Item -Path $PSScriptRoot\zluda\cusparse.dll -Destination $PSScriptRoot\python\Lib\site-packages\torch\lib\cusparse64_11.dll -Force
Copy-Item -Path $PSScriptRoot\python\Lib\site-packages\torch\lib\nvrtc64_112_0.dll -Destination $PSScriptRoot\python\Lib\site-packages\torch\lib\nvrtc_cuda.dll -Force
Copy-Item -Path $PSScriptRoot\zluda\nvrtc.dll -Destination $PSScriptRoot\python\Lib\site-packages\torch\lib\nvrtc64_112_0.dll -Force

start.ps1

$env:PATH = ";$PSScriptRoot\python;" + $env:PATH
$env:PATH = ";$PSScriptRoot\python\Scripts;" + $env:PATH
$env:PATH = ";$PSScriptRoot\zluda;" + $env:PATH

# Optional: Ignore onboard GPU
$env:HIP_VISIBLE_DEVICES=1

zluda -- python.exe .\main.py --disable-auto-launch --use-quad-cross-attention --reserve-vram 0.9