LLM Reference

Gemma 3n 2B (free) vs Llama 3.1 Nemotron 70B Reward

Gemma 3n 2B (free) (2025) and Llama 3.1 Nemotron 70B Reward (2024) are compact production models from Google DeepMind and NVIDIA AI. Gemma 3n 2B (free) ships a 8K-token context window, while Llama 3.1 Nemotron 70B Reward ships a 4K-token context window. This comparison covers specs, pricing, capabilities, benchmarks, provider availability, and production fit. It focuses on practical selection signals rather than broad model-family marketing.

Gemma 3n 2B (free) is safer overall; choose Llama 3.1 Nemotron 70B Reward when provider fit matters.

Decision scorecard

Local evidence first
SignalGemma 3n 2B (free)Llama 3.1 Nemotron 70B Reward
Best forgeneral production evaluationgeneral production evaluation
Decision fitGeneralClassification
Context window8K4K
Cheapest output--
Provider routes1 tracked1 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose Gemma 3n 2B (free) when...
  • Gemma 3n 2B (free) has the larger context window for long prompts, retrieval packs, or transcript analysis.
Choose Llama 3.1 Nemotron 70B Reward when...
  • Local decision data tags Llama 3.1 Nemotron 70B Reward for Classification.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Gemma 3n 2B (free)

Unavailable

No complete token price in local provider data

Llama 3.1 Nemotron 70B Reward

Unavailable

No complete token price in local provider data

Cost delta unavailable until both models have sourced input and output token prices.

Switch friction

Gemma 3n 2B (free) -> Llama 3.1 Nemotron 70B Reward
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.
Llama 3.1 Nemotron 70B Reward -> Gemma 3n 2B (free)
  • Provider overlap exists on NVIDIA NIM; start route-level A/B tests there.

Specs

Specification
Released2025-04-032024-10-01
Context window8K4K
Parameters5B (2B effective active)70B
Architecturedecoder onlydecoder only
LicenseProprietary1
Knowledge cutoff2024-06-

Pricing and availability

Pricing attributeGemma 3n 2B (free)Llama 3.1 Nemotron 70B Reward
Input price--
Output price--
Providers

Pricing not yet sourced for either model.

Capabilities

CapabilityGemma 3n 2B (free)Llama 3.1 Nemotron 70B Reward
VisionNoNo
MultimodalNoNo
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsNoNo
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint is close: both models cover the core production surface. That makes context budget, benchmark fit, and provider maturity more important than a simple checklist. If your application depends on one integration detail, verify it against the provider route you plan to use, not just the base model listing.

Pricing coverage is uneven: Gemma 3n 2B (free) has no token price sourced yet and Llama 3.1 Nemotron 70B Reward has no token price sourced yet. Provider availability is 1 tracked routes versus 1. Treat unknown pricing as an integration gap, then verify the route you will actually call before estimating production spend.

Choose Gemma 3n 2B (free) when long-context analysis and larger context windows are central to the workload. Choose Llama 3.1 Nemotron 70B Reward when provider fit are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.

FAQ

Which has a larger context window, Gemma 3n 2B (free) or Llama 3.1 Nemotron 70B Reward?

Gemma 3n 2B (free) supports 8K tokens, while Llama 3.1 Nemotron 70B Reward supports 4K tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Is Gemma 3n 2B (free) or Llama 3.1 Nemotron 70B Reward open source?

Gemma 3n 2B (free) is listed under Proprietary. Llama 3.1 Nemotron 70B Reward is listed under 1. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Where can I run Gemma 3n 2B (free) and Llama 3.1 Nemotron 70B Reward?

Gemma 3n 2B (free) is available on NVIDIA NIM. Llama 3.1 Nemotron 70B Reward is available on NVIDIA NIM. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

When should I pick Gemma 3n 2B (free) over Llama 3.1 Nemotron 70B Reward?

Gemma 3n 2B (free) is safer overall; choose Llama 3.1 Nemotron 70B Reward when provider fit matters. If your workload also depends on long-context analysis, start with Gemma 3n 2B (free); if it depends on provider fit, run the same evaluation with Llama 3.1 Nemotron 70B Reward.

Continue comparing

Last reviewed: 2026-05-22. Data sourced from public model cards and provider documentation.