Gemini 3.1 Pro vs Llama 3.3 70B
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Gemini 3.1 Pro by Google wins on 10 of 14 benchmarks against Llama 3.3 70B by Meta, which leads on 4. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from the AI Value Index.
Category-by-Category Breakdown
General Intelligence: In general intelligence, Gemini 3.1 Pro scores 1501 on Chatbot Arena ELO compared to Llama 3.3 70B's 1210, while Gemini 3.1 Pro scores 92.6% on MMLU-Pro compared to Llama 3.3 70B's 60.0%.
Coding: In coding, Gemini 3.1 Pro scores 93.0% on HumanEval+ compared to Llama 3.3 70B's 72.0%, while Gemini 3.1 Pro scores 80.6% on SWE-bench Verified compared to Llama 3.3 70B's 22.0%, while Gemini 3.1 Pro scores 75.0% on LiveCodeBench compared to Llama 3.3 70B's 26.0%.
Math: In math, Gemini 3.1 Pro scores 93.0% on MATH compared to Llama 3.3 70B's 60.0%, while Gemini 3.1 Pro scores 98.0% on GSM8K compared to Llama 3.3 70B's 82.0%.
Reasoning: In reasoning, Gemini 3.1 Pro scores 94.1% on GPQA Diamond compared to Llama 3.3 70B's 34.0%, while Gemini 3.1 Pro scores 77.1% on ARC-AGI compared to Llama 3.3 70B's 10.0%.
Context: In context, Gemini 3.1 Pro scores 1.0M on Context Length compared to Llama 3.3 70B's 131K.
Pricing Comparison
Gemini 3.1 Pro costs $2.0/1M input tokens and $12.0/1M output tokens, while Llama 3.3 70B costs $0.10/1M input and $0.30/1M output. Llama 3.3 70B is the more affordable option for API usage.
Speed Comparison
Gemini 3.1 Pro generates output at 65 tok/s compared to Llama 3.3 70B's 90 tok/s, and the time to first token is 420 ms for Gemini 3.1 Pro versus 300 ms for Llama 3.3 70B. Llama 3.3 70B delivers faster throughput.
Verdict
For developers prioritizing coding and general intelligence and math, Gemini 3.1 Pro has the edge. For those who value affordability and speed, Llama 3.3 70B is the stronger choice.
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Gemini 3.1 Pro vs Llama 3.3 70B — FAQ
Which is better, Gemini 3.1 Pro or Llama 3.3 70B?
Gemini 3.1 Pro wins on more benchmarks overall (10 vs 4). However, the best choice depends on your specific needs — each model excels in different areas.
How does Gemini 3.1 Pro compare to Llama 3.3 70B for coding?
Gemini 3.1 Pro is better for coding, scoring 80.6% on SWE-bench Verified compared to 22.0%. SWE-bench tests real-world software engineering by resolving actual GitHub issues.
Is Gemini 3.1 Pro cheaper than Llama 3.3 70B?
Yes, Llama 3.3 70B is cheaper. Gemini 3.1 Pro costs $2.0/1M input and $12.0/1M output tokens. Llama 3.3 70B costs $0.10/1M input and $0.30/1M output tokens.
Which is faster, Gemini 3.1 Pro or Llama 3.3 70B?
Llama 3.3 70B is faster, generating output at 90 tok/s compared to 65 tok/s. Faster output speed means shorter wait times for API responses.
What benchmarks does the Gemini 3.1 Pro vs Llama 3.3 70B comparison cover?
This comparison covers 14 benchmarks including Chatbot Arena ELO, MMLU-Pro, HumanEval+, MATH, SWE-bench Verified, GPQA Diamond, Output Speed, Time to First Token, and more. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.