Runs more models well (grade B or better)
About even
M3 Max (40-core GPU): 37 · AMD Ryzen AI Max+ 395 (Strix Halo): 37
M3 Max (40-core GPU) runs 37 of 74 open models well and AMD Ryzen AI Max+ 395 (Strix Halo) runs 37. Here is every model on both, with the grade and the speed you would get.
Runs more models well (grade B or better)
About even
M3 Max (40-core GPU): 37 · AMD Ryzen AI Max+ 395 (Strix Halo): 37
Faster on the models both run
M3 Max (40-core GPU) · ×1.3
Median speed ratio over 37 models both load fully in memory.
Most intelligent model it runs well
M3 Max (40-core GPU)Qwen3.8 27B
AMD Ryzen AI Max+ 395 (Strix Halo)Qwen3.8 27B
| M3 Max (40-core GPU) | AMD Ryzen AI Max+ 395 (Strix Halo) | |
|---|---|---|
| Memory compared | 48 GB (base configuration) | 64 GB (base configuration) |
| Memory bandwidth | 400 GB/s | 256 GB/s |
| Memory type | Unified (shared with the system) | Unified (shared with the system) |
| Backend | Metal | Vulkan |
| Released | 2023 | 2025 |
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.
M3 Max (40-core GPU) vs M1 MaxM3 Max (40-core GPU) vs M1 UltraM3 Max (40-core GPU) vs M2 MaxM3 Max (40-core GPU) vs M2 UltraM3 Max (40-core GPU) vs M3 Max (30-core GPU)M3 Max (40-core GPU) vs M4 Max (40-core GPU)
AMD Ryzen AI Max+ 395 (Strix Halo) vs M2 MaxAMD Ryzen AI Max+ 395 (Strix Halo) vs M3 Max (30-core GPU)AMD Ryzen AI Max+ 395 (Strix Halo) vs M3 UltraAMD Ryzen AI Max+ 395 (Strix Halo) vs M4 ProAMD Ryzen AI Max+ 395 (Strix Halo) vs M4 Max (40-core GPU)AMD Ryzen AI Max+ 395 (Strix Halo) vs M5 Pro