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Apple M3 Ultra vs Apple M4 Pro — Specs & Performance Compared

Side-by-side comparison of 2 CPU parts: Apple M3 Ultra vs Apple M4 Pro. Release years: 2024, 2025. Specs, synthetic benchmarks, AI inference tok/s, and Amazon availability — click into any column header for the per-SKU benchmark page.

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*Price sourced from Amazon.com. Price and availability subject to change.

Where to buy

Current in-stock pricing for each part on Amazon.

Synthetic benchmarks

Higher is better. Per-row scores come from public benchmark databases (PassMark, TechPowerUp, Geekbench, Cinebench). Empty cells mean we don't yet have that benchmark on file for the SKU.

BenchmarkApple M3 UltraApple M4 Pro
Cinebench 2024 multi 3,000 points1,729 points
Cinebench 2024 Multi-Core 3,000 points—
Cinebench R23 multi 46,243 points23,435 points
Cinebench R23 Multi —23,435 pts
Cinebench R23 single 2,011 points2,213 points
Geekbench 6 Metal (GPU) 259,668 points—
Geekbench 6 multi 28,160 points22,669 points
Geekbench 6 Multi-Core 28,417 points22,522 pts
Geekbench 6 single 2,912 points3,925 points
Geekbench 6 Single-Core 3,221 points3,878 pts
PassMark CPU Mark 72,912 points38,018 points
PassMark CPU Mark Single Thread 5,048 points—

AI inference (tokens/sec)

Top community-reported tokens-per-second results for popular LLMs. See the per-SKU benchmark page for the full set including quantization, prompt length, and source citations.

Apple M3 Ultra

  • llama3.1:8b: 128.2 tok/s
  • deepseekr1:32b: 100.0 tok/s
  • llama:7b: 92.1 tok/s

All Apple M3 Ultra AI benchmarks →

Apple M4 Pro

  • llama3:8b: 440.0 tok/s
  • deepseekr1:32b: 100.0 tok/s
  • mistral:7b: 98.0 tok/s

All Apple M4 Pro AI benchmarks →

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