LLM Reference

Llama 3.3 Nemotron Super 49B v1 vs Llama 2 7B Chat

Llama 3.3 Nemotron Super 49B v1 (2025) and Llama 2 7B Chat (2023) are compact production models from NVIDIA AI and AI at Meta. Llama 3.3 Nemotron Super 49B v1 ships a 128k-token context window, while Llama 2 7B Chat ships a 4k-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Llama 3.3 Nemotron Super 49B v1 fits 32x more tokens; pick it for long-context work and Llama 2 7B Chat for tighter calls.

Decision scorecard

Local evidence first
SignalLlama 3.3 Nemotron Super 49B v1Llama 2 7B Chat
Best forgeneral production evaluationprovider-routed production
Decision fitLong contextClassification and JSON / JSON / Tool use
Context window128k4k
Cheapest output-$0.25/1M tokens
Provider routes1 tracked10 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Llama 3.3 Nemotron Super 49B v1 when...
  • Llama 3.3 Nemotron Super 49B v1 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Llama 3.3 Nemotron Super 49B v1 for Long context.
Choose Llama 2 7B Chat when...
  • Llama 2 7B Chat has broader tracked provider coverage for fallback and route flexibility.
  • Llama 2 7B Chat uniquely exposes Structured outputs in local model data.
  • Local decision data tags Llama 2 7B Chat for Classification and JSON / Tool use.

Monthly cost at traffic

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

Llama 3.3 Nemotron Super 49B v1

Unavailable

No complete token price in local provider data

Llama 2 7B Chat

$103

Cheapest tracked route/tier: Replicate API

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

Switch friction

Llama 3.3 Nemotron Super 49B v1 -> Llama 2 7B Chat
  • No overlapping tracked provider route is sourced for Llama 3.3 Nemotron Super 49B v1 and Llama 2 7B Chat; plan for SDK, billing, or endpoint changes.
  • Llama 2 7B Chat adds Structured outputs in local capability data.
Llama 2 7B Chat -> Llama 3.3 Nemotron Super 49B v1
  • No overlapping tracked provider route is sourced for Llama 2 7B Chat and Llama 3.3 Nemotron Super 49B v1; plan for SDK, billing, or endpoint changes.
  • Check replacement coverage for Structured outputs before moving production traffic.

Specs

Specification
Released2025-06-012023-07-18
Context window128k4k
Parameters49B7B
ArchitectureDecoder OnlyDecoder Only
LicenseNVIDIA Open ModelLlama 2 Community
OpennessOpen weightsOpen weights
WeightsUnknownAvailable
CodeUnknownUnknown
Commercial useCommercial use: permittedCommercial use: conditional
Knowledge cutoff-2022-09

Pricing and availability

Pricing attributeLlama 3.3 Nemotron Super 49B v1Llama 2 7B Chat
Input price-$0.05/1M tokens
Output price-$0.25/1M tokens
Providers

Capabilities

CapabilityLlama 3.3 Nemotron Super 49B v1Llama 2 7B Chat
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useNoNo
Structured outputsNoYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

Last reviewed: 2026-07-09. Data sourced from public model cards and provider documentation.