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Granite 4.1 8B vs Nemotron 3 Ultra

Detailed technical comparison between Granite 4.1 8B (IBM) and Nemotron 3 Ultra (Nvidia). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

⚡ Executive Summary & Verdict

Comparison Snapshot

Granite 4.1 8B: 0 WinsvsNemotron 3 Ultra: 6 Wins
Context Leader

Nemotron 3 Ultra

512,288 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

Granite 4.1 8B

$0.05 / MTok
IBMactive

Granite 4.1 8B

Granite 4.1 8B is a dense, decoder-only 8-billion-parameter language model from IBM, part of the Granite 4.1 family. It supports a 131K-token context window and is designed for enterprise tasks...

View Granite 4.1 8B Full Specs →
Nvidiaactive

Nemotron 3 Ultra

NVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...

View Nemotron 3 Ultra Full Specs →

Technical Specifications

🏆 = Superior Spec
SpecificationGranite 4.1 8BNemotron 3 Ultra
ProviderIBMNvidia
Context Window131,072 tokens512,288 tokens🏆
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment Modelmanaged apimanaged api
Production Stabilitystablebeta
API AvailableYesYes
Released Date2026-04-302026-06-04

API Pricing Comparison

Input Price per Million Tokens

Granite 4.1 8B

$0.05

Nemotron 3 Ultra

$0.50

Output Price per Million Tokens

Granite 4.1 8B

$0.10

Nemotron 3 Ultra

$2.20

💡 Cost Ratio: Granite 4.1 8B is 10.0x cheaper per input token than Nemotron 3 Ultra.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

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Benchmark Performance Metrics

Standardized Scores (0–100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
75.4%vs87.8%+12.4% Nemotron 3 Ultra
Granite 4.1 8B
Nemotron 3 Ultra 🏆
HumanEvalPython coding & logic synthesis
71.6%vs87.0%+15.4% Nemotron 3 Ultra
Granite 4.1 8B
Nemotron 3 Ultra 🏆
MATHComplex mathematical problem solving
41.4%vs68.2%+26.8% Nemotron 3 Ultra
Granite 4.1 8B
Nemotron 3 Ultra 🏆
GPQAGraduate-level expert reasoning
28.8%vs49.6%+20.8% Nemotron 3 Ultra
Granite 4.1 8B
Nemotron 3 Ultra 🏆
HellaSwagCommonsense reasoning and inference
76.0%vs85.4%+9.4% Nemotron 3 Ultra
Granite 4.1 8B
Nemotron 3 Ultra 🏆
MT-BenchMulti-turn conversation flow quality
7.9%vs9.1%+1.3% Nemotron 3 Ultra
Granite 4.1 8B
Nemotron 3 Ultra 🏆

Granite 4.1 8B Quirks & Gotchas

No developer gotchas reported.

Nemotron 3 Ultra Quirks & Gotchas

No developer gotchas reported.

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