Compare/Llama 3.1 Instruct 405B vs Qwen2.5 Max

Llama 3.1 Instruct 405BvsQwen2.5 Max

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Meta

Llama 3.1 Instruct 405B

Input
$2.75/M
Output
$6.5/M
Speed
31 tok/s
TTFT
0.47s
Alibaba

Qwen2.5 Max

Input
$1.6/M
Output
$6.4/M
Speed
48 tok/s
TTFT
1.09s

Winner by Category

Cheaper
Qwen2.5 Max
Faster (tok/s)
Qwen2.5 Max
Lower Latency
Llama 3.1 Instruct 405B
Benchmarks (6-6)
Tie

Pricing Comparison

MetricLlama 3.1 Instruct 405BQwen2.5 Max
Input ($/M tokens)$2.75$1.6
Output ($/M tokens)$6.5$6.4
Cost for 1M input + 100K output tokens:
Llama 3.1 Instruct 405B$3.40
Qwen2.5 Max$2.24

Speed Comparison

Output Speed (tokens/s) — higher is better
Llama 3.1 Instruct 405B
31 tok/s
Qwen2.5 Max
48 tok/s
Time to First Token (seconds) — lower is better
Llama 3.1 Instruct 405B
0.47s
Qwen2.5 Max
1.09s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
17.416.3
Coding Index
14.5
Math Index
3.0
GPQA Diamond
51.5%58.7%
MMLU-Pro
73.2%76.2%
LiveCodeBench
30.5%35.9%
AIME 2025
3.0%
MATH-500
70.3%83.5%
Humanity's Last Exam
4.2%4.5%
SciCode
29.9%33.7%
IFBench
39.0%
TerminalBench
6.8%
Llama 3.1 Instruct 405B6 wins
6 winsQwen2.5 Max

Frequently Asked Questions

Which is cheaper, Llama 3.1 Instruct 405B or Qwen2.5 Max?

Qwen2.5 Max is cheaper overall. Its blended price (3:1 input/output ratio) is $2.80/M tokens vs $3.69/M for Llama 3.1 Instruct 405B.

Which model performs better on benchmarks?

It's a tie — both models win 6 benchmarks each across 12 evaluated categories. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Qwen2.5 Max generates tokens faster at 48 tok/s vs 31 tok/s. Llama 3.1 Instruct 405B also has lower time-to-first-token (0.47s vs 1.09s).

When should I use Llama 3.1 Instruct 405B vs Qwen2.5 Max?

Choose based on your priorities: Qwen2.5 Max for lower cost, both perform similarly on benchmarks, and Qwen2.5 Max for faster generation. For latency-sensitive apps, check the TTFT comparison above.