ResearchBenchmarksDiffusion Model Fine-tuning on SD 1.5Diffusion Model Fine-tuning on SD 1.5Follow1.9GPU HoursCRAFT-14.64897.051208.75320.449Mar 19, 2026Evaluation resultsMethodMethodLinksGPU HoursCost RatioCRAFTData=100Data=1002026.031.91CRAFTHardware=H100Hardware=H1002026.031.91SPOData=4,000Data=4,0002026.032211.6SmPOData=851,293Data=851,2932026.0327.614.5Diff-DPOData=851,293Data=851,2932026.0380.642.4Diff-DPOHardware=H100Hardware=H1002026.0380.69.2Diff-KTOData=851,293Data=851,2932026.03415.6218.7Diff-KTOHardware=H100Hardware=H1002026.03415.647.2