ResearchBenchmarksText-to-Image Generation on GenEval (Efficiency and Sustainability Metrics)Follow10.02Average Generation Time (s)OctoT2I-7.708111.956231.62351.284Jun 1, 2026Evaluation ResultsMethodMethodLinksAverage Generation Time (s)CO2e Emission (g)Energy Consumption (kWh · PUE)OctoT2I2026.0610.02559.51.29Flow-GRPO2026.0619.07878.722.02ChatGen2026.0637.21,258.472.91GenArtist2026.06117.294,403.9510.17BAGEL2026.06377.3911,198.2525.86Idea2Img2026.06453.2212,033.2827.79