Resources you need:

📂Files :

24 gb Vram : base
16 gb Vram: Q8_0
12 gb Vram: Q5_K_S
<12 gb Vram: Q4_K_S

For base version
Model : hidream_i1_dev_fp8.safetensors
in ComfyUI\models\diffusion_models

For GGUF version
GGUF_Model : hidream-i1-dev-QX_K_S.gguf
in ComfyUI\models\unet

VAE : ae.safetensors
in ComfyUI\models\vae

CLIP : clip_l_hidream.safetensors, clip_g_hidream.safetensors, t5xxl_fp8_e4m3fn_scaled.safetensors and llama_3.1_8b_instruct_fp8_scaled.safetensors
in ComfyUI\models\clip

📦Custom Nodes :

• ComfyUI-GGUF

• rgthree-comfy

• ComfyUI-KJNodes

• ComfyUI-mxToolkit

• ComfyUI Image Saver

• ComfyUI-Easy-Use

• ComfyUI-Detail-Daemon

• ComfyUI Upscaler TensorRT