Hey I am having VRAM 12GB, Can't able to run CogVideoX-5B so I create a Workflow with the Help of this You can Generated Text to video if you are having Low VRAM Like 8GB Yeah 12GB. I'll walk you through the entire workflow step by step, explaining everything in simple,

Note: Their error is coming while running, just run it again

https://github.com/kijai/ComfyUI-CogVideoXWrapper

Step by step how you can do this: https://www.youtube.com/watch?v=I9g-sBryb3k