Simply checkout my Latest Krea2 Model. It's the best Krea2 Model in CivitAI currently.

https://civarchive.com/models/3037797/wkb-scaryreal-krea2

V5.1 cuts the generation time by 3-5 times from the normal generation for a Full HD image.

For V5.1 download the below VAE and Custom Node:

https://github.com/spacepxl/ComfyUI-VAE-Utils

https://huggingface.co/spacepxl/Wan2.1-VAE-upscale2x/blob/main/Wan2.1_VAE_upscale2x_imageonly_real_v1.safetensors