Software Generative AI / Image & Video Models ★ 4.95/5

ComfyUI / Stable Diffusion WebUI (Forge) System Requirements

Developed by Comfyanonymous / AUTOMATIC1111 • Release Year: 2024

State-of-the-art node-based GUI for local Generative AI diffusion models including SDXL, SD 3.5, Flux.1, Animatediff, and ControlNet.

Hardware Requirements Specification (Verified)

Minimum Requirements Entry
Target: SD 1.5 & SDXL Generation (512x512 / 1024x1024 with MedVRAM)
OSWindows 10 / 11 64-bit / Linux
Processor64-bit Multi-Core CPU
GraphicsNVIDIA GeForce GTX 1660 Super (6GB) / RTX 3050 (8GB) / Apple M1
Memory16 GB RAM
Storage30 GB (SSD Required for Checkpoints)
DirectXCUDA 11.8+ / ROCm / MPS
Recommended Requirements Sweet Spot
Target: SDXL, Flux.1 Schnell, ControlNet & Real-Time AnimateDiff
OSWindows 11 64-bit / Linux Ubuntu 22.04 LTS
ProcessorIntel Core i5-13600K / AMD Ryzen 5 7600X / Apple M3 Pro
GraphicsNVIDIA GeForce RTX 4060 Ti 16GB / RTX 4070 12GB
Memory32 GB RAM
Storage100 GB (NVMe SSD for Model Safetensors)
DirectXCUDA 12.4 + xFormers / FlashAttention-2
Ultra / 4K / Ray Tracing Max
Target: Native Flux.1 Dev FP16, Instant Batching, Local Video Diffusion (CogVideoX / Wan2.1)
OSWindows 11 Pro / Linux Ubuntu LTS
ProcessorIntel Core i9-14900K / AMD Ryzen 9 7950X / Threadripper
GraphicsNVIDIA GeForce RTX 4090 (24GB VRAM) / Apple M3 Max (64GB-128GB)
Memory64 GB RAM
Storage500 GB (Fast Gen4 NVMe SSD)
DirectXCUDA 12.4 / TensorRT

Can My PC Run ComfyUI / Stable Diffusion WebUI (Forge)?

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FAQ Verified Answers

Frequently Asked Questions — ComfyUI / Stable Diffusion WebUI (Forge)

Verified quick answers to the most common PC hardware compatibility and requirement questions.

What is the minimum RAM required for ComfyUI / Stable Diffusion WebUI (Forge)?

ComfyUI / Stable Diffusion WebUI (Forge) requires a minimum of 16 GB of RAM to run. For optimal, stutter-free performance during intense gameplay, 32 GB of RAM is recommended.

What CPU is needed to run ComfyUI / Stable Diffusion WebUI (Forge)?

The minimum processor required for ComfyUI / Stable Diffusion WebUI (Forge) is an 64-bit Multi-Core CPU. To achieve a smooth 60 FPS experience at higher settings, an Intel Core i5-13600K / AMD Ryzen 5 7600X / Apple M3 Pro or higher is recommended.

What graphics card (GPU) do I need for ComfyUI / Stable Diffusion WebUI (Forge)?

The minimum graphics card needed to run ComfyUI / Stable Diffusion WebUI (Forge) is an NVIDIA GeForce GTX 1660 Super (6GB) / RTX 3050 (8GB) / Apple M1. For smooth 60 FPS gameplay at 1080p or 1440p high settings, an NVIDIA GeForce RTX 4060 Ti 16GB / RTX 4070 12GB is recommended. For 4K resolution and Ray Tracing, an NVIDIA GeForce RTX 4090 (24GB VRAM) / Apple M3 Max (64GB-128GB) is recommended.

How much storage space does ComfyUI / Stable Diffusion WebUI (Forge) require?

ComfyUI / Stable Diffusion WebUI (Forge) requires 30 GB (SSD Required for Checkpoints) of available disk space. Installing the game on a high-speed Solid State Drive (SSD) is strongly recommended for faster loading times and seamless texture streaming.

Can I run ComfyUI / Stable Diffusion WebUI (Forge) on Windows 10 or Windows 11?

Yes, ComfyUI / Stable Diffusion WebUI (Forge) is fully compatible with Windows 10 / 11 64-bit / Linux (64-bit systems). Older 32-bit operating systems are not supported.

What PC specs do I need to run ComfyUI / Stable Diffusion WebUI (Forge) at 60 FPS?

To play ComfyUI / Stable Diffusion WebUI (Forge) at a consistent 60+ FPS at 1080p/1440p, your PC should meet or exceed the recommended specs: Intel Core i5-13600K / AMD Ryzen 5 7600X / Apple M3 Pro, NVIDIA GeForce RTX 4060 Ti 16GB / RTX 4070 12GB, 32 GB RAM, and SSD storage.