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

gpt-oss-20b (low)vsNVIDIA Nemotron 3 Nano 30B A3B (Reasoning)

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

OpenAI

gpt-oss-20b (low)

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

NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)

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

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 (2-9)
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)

Pricing Comparison

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

Speed Comparison

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

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
14.314.2
Coding Index
14.4
Math Index
62.391.0
GPQA Diamond
61.1%75.7%
MMLU-Pro
71.8%79.4%
LiveCodeBench
65.2%74.1%
AIME 2025
62.3%91.0%
MATH-500
Humanity's Last Exam
5.1%10.2%
SciCode
34.0%29.6%
IFBench
57.8%71.1%
TerminalBench
4.5%13.6%
gpt-oss-20b (low)2 wins
9 winsNVIDIA Nemotron 3 Nano 30B A3B (Reasoning)

Frequently Asked Questions

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

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. gpt-oss-20b (low) also has lower time-to-first-token (0.50s vs 0.91s).

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

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.