Another simple workflow for Wan 2.1 I2V 14B with 480 pixels upscaled to 720 using TeaCache. With my setup TeaCache will reduce generation time to approx. 60% but with some LoRAs the impact on quality is just too much.
wan try workflow
Workflow Preview
Showcases (Image/Video)

Showcases (Image/Video)

Nodes Detail
17 NodesPrimitive Node Types
10- VAELoader1
- CLIPLoader1
- CLIPVisionEncode1
- CLIPVisionLoader1
- VAEDecode1
- CLIPTextEncode2
- KSampler1
- ImageScale1
- LoadImage1
Custom Node Types
7- VHS_VideoCombine1
- UNETLoader1
- WanImageToVideo1
- LoraLoaderModelOnly2
- WanSkipEndFrameImages_F21
- WanVideoTeaCacheKJ1