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
82 tok/s
TTFT
0.69s
Alibaba

Qwen2.5 Max

Input
$0/M
Output
$0/M
Speed
TTFT

Winner by Category

Cheaper
Qwen2.5 Max
Faster (tok/s)
Llama 3.1 Instruct 405B
Lower Latency
Qwen2.5 Max
Benchmarks (4-7)
Qwen2.5 Max

Pricing Comparison

MetricLlama 3.1 Instruct 405BQwen2.5 Max
Input ($/M tokens)$2.75$0
Output ($/M tokens)$6.5$0
Cost for 1M input + 100K output tokens:
Llama 3.1 Instruct 405B$3.40
Qwen2.5 Max$0.00

Speed Comparison

Output Speed (tokens/s) — higher is better
Llama 3.1 Instruct 405B
82 tok/s
Qwen2.5 Max
Time to First Token (seconds) — lower is better
Llama 3.1 Instruct 405B
0.69s
Qwen2.5 Max

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
8.510.2
Coding Index
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 405B4 wins
7 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 $0.00/M tokens vs $3.69/M for Llama 3.1 Instruct 405B.

Which model performs better on benchmarks?

Qwen2.5 Max wins 7 out of 12 benchmarks compared to 4 for Llama 3.1 Instruct 405B. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Llama 3.1 Instruct 405B generates tokens faster at 82 tok/s vs 0 tok/s. However, Qwen2.5 Max has lower time-to-first-token (0.00s vs 0.69s).

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

Choose based on your priorities: Qwen2.5 Max for lower cost, Qwen2.5 Max for stronger benchmark performance, and Llama 3.1 Instruct 405B for faster generation. For latency-sensitive apps, check the TTFT comparison above.