Comment by grandmczeb

Your home setup is much less efficient than production inference in a data center. Open source implementation of SDXL-Lightning runs at 12 images a second on TPU v5e-8, which uses ~2kW at full load. That’s 170J or about 1/400th the phone charge.

https://cloud.google.com/blog/products/compute/accelerating-...

https://arxiv.org/pdf/2502.01671