💰 Unit Cost Winner Llama 3.3 70B Instruct $0.12/1M in · $0.30/1M out
⚡ Latency & Speed Winner Llama 3.3 70B Instruct 145ms TTFT · 165 tok/s
💻 Coding (SWE) Winner GPT-5 74.9% SWE-bench · 95.8% HumanEval
🧠 STEM Reasoning Winner GPT-5 85.4% GPQA · 98% MATH-500

Which model is better: GPT-5 or Llama 3.3 70B Instruct?

Llama 3.3 70B Instruct is 95.2% cheaper for input tokens ($0.12 vs. $2.50 per 1M tokens) and $0.30 vs. $10.00 for output tokens (20.8x cost advantage). In terms of operational performance, Llama 3.3 70B Instruct delivers lower response latency at 145ms TTFT (195ms faster than GPT-5) with 165 vs. 105 tok/s throughput. GPT-5 leads coding evaluations at 74.9% SWE-bench Verified vs. 42.5% for Llama 3.3 70B Instruct and 85.4% vs. 55.6% on GPQA Diamond.
Verified daily via automated API latency tests and official documentation.

Verified Performance & Unit Economics Delta (12 Dimensions)

Daily synchronized metrics across token pricing, prompt cache economics, latency, throughput, and 5 capability benchmarks.

Metric / Dimension GPT-5 Llama 3.3 70B Instruct Net Delta / Advantage
Input Cost / 1M Tokens $2.50 $0.12 Llama 3.3 70B Instruct is 20.8x cheaper
Output Cost / 1M Tokens $10.00 $0.30 Llama 3.3 70B Instruct (97.0% lower)
Prompt Cache Read / 1M $0.625 $0.030 Llama 3.3 70B Instruct is 20.8x cheaper
Prompt Cache Write / 1M $2.50 $0.12 Llama 3.3 70B Instruct is 20.8x cheaper
Context Window (Max Output) 410k (128k out) 131k (33k out) GPT-5 (3.1x larger context)
Avg TTFT Response Latency 340ms 145ms Llama 3.3 70B Instruct (195ms faster)
Generation Speed (Throughput) 105 tok/s 165 tok/s Llama 3.3 70B Instruct (+60 tok/s faster)
SWE-bench Verified (Coding) 74.9% 42.5% GPT-5 (+32.4% lead)
GPQA Diamond (PhD STEM) 85.4% 55.6% GPT-5 (+29.8% lead)
MMLU-Pro (Multi-Discipline) 90.8% 76.8% GPT-5 (+14.0% lead)
MATH-500 (Quantitative Logic) 98% 77% GPT-5 (+21.0% lead)
Inference Value Score (IVR) 59.2 / 100 74.6 / 100 Llama 3.3 70B Instruct (+15.4 pts)

Interactive Monthly Token Economics & ROI Forecaster

Model production workloads across prompt, completion, and cached context tokens, or switch models on the fly.

25.0M Tokens
500K 50M 250M 500M+
5.0M Tokens
100K 25M 75M 150M+
50% Cached
0% (Uncached) 25% 50% (Typical Agent) 95% Max

Estimated Monthly Spend

GPT-5 $89.06

$2.50/1M in · $10.00/1M out

Prompt Cache: $0.625/1M read · $2.50/1M write

Llama 3.3 70B Instruct $3.38

$0.12/1M in · $0.30/1M out

Prompt Cache: $0.030/1M read · $0.12/1M write

Projected Monthly Cost Reduction
$85.69 / mo
(96.2% lower cost with Llama 3.3 70B Instruct)
Open Full Matchup Analysis →
A

When to Choose GPT-5

Choose GPT-5 (OpenAI) for complex enterprise automation, full-stack software engineering, multimodal agent orchestration, and scientific synthesis — offering a 409k context window, 340ms TTFT, and $2.50/1M input pricing ($0.625/1M cached reads).

B

When to Choose Llama 3.3 70B Instruct

Choose Llama 3.3 70B Instruct (Meta) for cost-optimized on-premise deployments, fast text transformation, structured entity extraction, and enterprise dialogue pipelines — offering a 131k context window, 145ms TTFT, and $0.12/1M input pricing ($0.030/1M cached reads).

Related Questions & Decision Factors

Which is cheaper: GPT-5 or Llama 3.3 70B Instruct?

Llama 3.3 70B Instruct is cheaper at $0.12/1M input tokens ($0.30/1M output) compared to $2.50/1M input ($10.00/1M output) for GPT-5.

Which model has lower TTFT latency and higher tok/s throughput: GPT-5 or Llama 3.3 70B Instruct?

Llama 3.3 70B Instruct delivers faster first-token latency at 145ms TTFT (165 tok/s throughput) compared to 340ms TTFT (105 tok/s) for GPT-5.

How do GPT-5 and Llama 3.3 70B Instruct compare on SWE-bench coding and GPQA Diamond reasoning?

On SWE-bench Verified software engineering, GPT-5 scores 74.9% versus 42.5% for Llama 3.3 70B Instruct. On GPQA Diamond graduate-level STEM reasoning, GPT-5 scores 85.4% versus 55.6% for Llama 3.3 70B Instruct (and 98% vs 77% on MATH-500).

When should you choose GPT-5?

Choose GPT-5 (OpenAI) for complex enterprise automation, full-stack software engineering, multimodal agent orchestration, and scientific synthesis — offering a 409k context window, 340ms TTFT, and $2.50/1M input pricing ($0.625/1M cached reads).

When should you choose Llama 3.3 70B Instruct?

Choose Llama 3.3 70B Instruct (Meta) for cost-optimized on-premise deployments, fast text transformation, structured entity extraction, and enterprise dialogue pipelines — offering a 131k context window, 145ms TTFT, and $0.12/1M input pricing ($0.030/1M cached reads).

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