Gemma 2 and GPT-4 Turbo don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4 Turbo shipped 234 days before Gemma 2, so benchmark comparisons should account for the intervening progress.

Gemma 2 is open weight, while GPT-4 Turbo is proprietary.

Direct benchmark comparisons are unavailable — Gemma 2 and GPT-4 Turbo don't publish scores on any of the same benchmarks.