← Back to Model Hub/SIDE-BY-SIDE REVIEW
SHARE THIS:

DeepSeek V4 Flash vs Nemotron 3 Ultra

Detailed technical comparison between DeepSeek V4 Flash (DeepSeek) 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

DeepSeek V4 Flash: 0 WinsvsNemotron 3 Ultra: 6 Wins
Context Leader

DeepSeek V4 Flash

1,048,576 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

DeepSeek V4 Flash

$0.10 / MTok
DeepSeekactive

DeepSeek V4 Flash

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for fast inference and...

View DeepSeek V4 Flash 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
SpecificationDeepSeek V4 FlashNemotron 3 Ultra
ProviderDeepSeekNvidia
Context Window1,048,576 tokens🏆512,288 tokens
Agent Suitability86/100N/A
Time to First Token (TTFT)120 msN/A
Deployment Modelmanaged apimanaged api
Production Stabilitystablebeta
API AvailableYesYes
Released Date2026-04-242026-06-04

API Pricing Comparison

Input Price per Million Tokens

DeepSeek V4 Flash

$0.10

Nemotron 3 Ultra

$0.50

Output Price per Million Tokens

DeepSeek V4 Flash

$0.20

Nemotron 3 Ultra

$2.20

💡 Cost Ratio: DeepSeek V4 Flash is 5.1x 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.

Open Live Sandbox Playground →

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
82.4%vs87.8%+5.4% Nemotron 3 Ultra
DeepSeek V4 Flash
Nemotron 3 Ultra 🏆
HumanEvalPython coding & logic synthesis
84.1%vs87.0%+2.9% Nemotron 3 Ultra
DeepSeek V4 Flash
Nemotron 3 Ultra 🏆
MATHComplex mathematical problem solving
50.2%vs68.2%+18.0% Nemotron 3 Ultra
DeepSeek V4 Flash
Nemotron 3 Ultra 🏆
GPQAGraduate-level expert reasoning
38.0%vs49.6%+11.6% Nemotron 3 Ultra
DeepSeek V4 Flash
Nemotron 3 Ultra 🏆
HellaSwagCommonsense reasoning and inference
83.5%vs85.4%+1.9% Nemotron 3 Ultra
DeepSeek V4 Flash
Nemotron 3 Ultra 🏆
MT-BenchMulti-turn conversation flow quality
8.8%vs9.1%+0.4% Nemotron 3 Ultra
DeepSeek V4 Flash
Nemotron 3 Ultra 🏆

DeepSeek V4 Flash Quirks & Gotchas

  • ▸Best cost-per-token ratio of any hosted API — ideal for high-throughput pipelines
  • ▸Lower agentic performance vs V4 Pro — route complex tool calls accordingly

Nemotron 3 Ultra Quirks & Gotchas

No developer gotchas reported.

Explore Other Popular Comparisons

SIDE-BY-SIDE REVIEW

DeepSeek V4 Flash vs Nano Banana 2 (Gemini 3.1 Flash Image)

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

DeepSeek V4 Flash vs GLM 4.7 Flash

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

DeepSeek V4 Flash vs GLM 5.2

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

DeepSeek V4 Flash vs GPT-5.2-Codex

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

DeepSeek V4 Flash vs DeepSeek V3.1

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

DeepSeek V4 Flash vs Mistral Medium 3.1

Compare context windows, live API token prices, and benchmark scores.