A used desktop with an 8 GB RX 7600 and a gaming PC with an RTX 5090 run the same ComfyUI graphs on Z-Image Turbo and Krea 2 Turbo. Both make clean photoreal images; the 5090 is 20x faster and uses 5 to 6x less energy per image.

A used 14900K desktop with 128 GB of DDR5 and an RX 7600 runs Qwen3.8-Flash-Next with vision and a 262K window at about 12 tokens per second, with benchmarks for five models and the settings behind them.