Compare/NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) vs gpt-oss-20b (low)

NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)vsgpt-oss-20b (low)

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

NVIDIA

NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)

Input
$0.05/M
Output
$0.2/M
Speed
123 tok/s
TTFT
0.91s
OpenAI

gpt-oss-20b (low)

Input
$0.06/M
Output
$0.2/M
Speed
226 tok/s
TTFT
0.50s

Winner by Category

Cheaper
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)
Faster (tok/s)
gpt-oss-20b (low)
Lower Latency
gpt-oss-20b (low)
Benchmarks (9-2)
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)

Pricing Comparison

MetricNVIDIA Nemotron 3 Nano 30B A3B (Reasoning)gpt-oss-20b (low)
Input ($/M tokens)$0.05$0.06
Output ($/M tokens)$0.2$0.2
Cost for 1M input + 100K output tokens:
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)$0.07
gpt-oss-20b (low)$0.08

Speed Comparison

Output Speed (tokens/s) — higher is better
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)
123 tok/s
gpt-oss-20b (low)
226 tok/s
Time to First Token (seconds) — lower is better
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)
0.91s
gpt-oss-20b (low)
0.50s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
14.214.3
Coding Index
14.4
Math Index
91.062.3
GPQA Diamond
75.7%61.1%
MMLU-Pro
79.4%71.8%
LiveCodeBench
74.1%65.2%
AIME 2025
91.0%62.3%
MATH-500
Humanity's Last Exam
10.2%5.1%
SciCode
29.6%34.0%
IFBench
71.1%57.8%
TerminalBench
13.6%4.5%
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)9 wins
2 winsgpt-oss-20b (low)

Frequently Asked Questions

Which is cheaper, NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) or gpt-oss-20b (low)?

NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.09/M tokens vs $0.10/M for gpt-oss-20b (low).

Which model performs better on benchmarks?

NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) wins 9 out of 12 benchmarks compared to 2 for gpt-oss-20b (low). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

gpt-oss-20b (low) generates tokens faster at 226 tok/s vs 123 tok/s. However, gpt-oss-20b (low) has lower time-to-first-token (0.50s vs 0.91s).

When should I use NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) vs gpt-oss-20b (low)?

Choose based on your priorities: NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) for lower cost, NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) for stronger benchmark performance, and gpt-oss-20b (low) for faster generation. For latency-sensitive apps, check the TTFT comparison above.