The ASUS ROG STRIX 1000G and the Thermaltake Toughpower GF3 850W are evenly matched, resulting in an objective tie across the majority of their specifications. While both units offer comparable performance, the ASUS ROG STRIX 1000G holds a distinct advantage in power capacity, providing 18% more wattage than its competitor. Conversely, the Thermaltake Toughpower GF3 850W demonstrates a significant lead in affordability, boasting an MSRP that is 48% better than the alternative.

Users requiring higher power output for demanding hardware configurations should prioritize the ASUS ROG STRIX 1000G to leverage its superior wattage. Those focused on budget efficiency should select the Thermaltake Toughpower GF3 850W, as it offers a substantial cost advantage while maintaining parity in most other technical specifications. Both power supplies serve as viable options depending on whether your primary build requirement is increased power headroom or a more economical price point.