Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5 (high) wins overall with a score of 72 vs 67 (5 point difference).GPT-5 (high) wins 4 out of 4 categories.
GPT-5 (high)
90
o3
85.3
GPT-5 (high)
85
o3
78
GPT-5 (high)
94
o3
87
GPT-5 (high)
88
o3
83
GPT-5 (high) scores higher overall with 72 vs 67, a difference of 5 points across all benchmarks.
GPT-5 (high) leads in knowledge tasks with an average score of 90 vs 85.3.
GPT-5 (high) leads in coding with an average score of 85 vs 78.
GPT-5 (high) leads in math with an average score of 94 vs 87.
GPT-5 (high) leads in reasoning with an average score of 88 vs 83.