Runs more models well (grade B or better)
M5 Ultra
Arc Pro B70: 37 · M5 Ultra: 43
Arc Pro B70 runs 37 of 74 open models well and M5 Ultra runs 43. Here is every model on both, with the grade and the speed you would get.
Runs more models well (grade B or better)
M5 Ultra
Arc Pro B70: 37 · M5 Ultra: 43
Faster on the models both run
M5 Ultra · ×1.2
Median speed ratio over 37 models both load fully in memory.
Most intelligent model it runs well
Arc Pro B70Qwen3.8 27B
M5 UltraQwen3.8 27B
| Arc Pro B70 | M5 Ultra | |
|---|---|---|
| Memory compared | 32 GB | 96 GB (base configuration) |
| Memory bandwidth | 608 GB/s | 1200 GB/s |
| Memory type | Dedicated VRAM | Unified (shared with the system) |
| Backend | Vulkan | Metal |
| Released | 2026 | 2026 |
Grade and output speed at Q4_K_M with an 8K context; green marks the better of the two.
Estimates from published specs and measurements, calibrated per backend. Your drivers, settings and runtime change the real numbers.
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