In 2025, a minimum of 8 GB VRAM is necessary for Stable Diffusion, with 16 GB recommended for high-resolution outputs and complex models. The NVIDIA GeForce RTX 5090 offers the best performance, excelling in speed and memory, capable of handling intricate prompts and 4K image generation seamlessly. For beginners or budget users, the RTX 4060 Ti (8/16 GB) provides solid entry-level performance, running small to medium models efficiently at a lower cost. The RTX 3090 remains a viable option, featuring 24 GB VRAM, making it suitable for demanding Stable Diffusion tasks. Lastly, professional creators can utilize workstation GPUs like the NVIDIA RTX A4000, which, while slightly slower than gaming GPUs, offer reliable performance for extensive tasks and are ideal for long sessions. These insights ensure optimal GPU selection tailored to needs in the evolving landscape of Stable Diffusion.
Source link
Share
Read more