4090

As of mid-2026, open-source AI video models like Wan 2.2, Open-Sora 2.0, and HunyuanVideo can run on consumer GPUs with 8GB to 24GB VRAM, generating 5-20 second clips at 720p or 1080p. However, leader…

A developer's comparison of the RTX 5090 and RTX 4090 for AI workloads found that the 5090's jump to 32 GB of VRAM and 1,792 GB/s memory bandwidth is the most significant difference, not raw benchmark…