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Apple unified memory

Macs give the GPU most of one large memory pool, run MLX and llama.cpp through Metal, and are quiet. Bandwidth rises steeply from Pro to Max to Ultra chips.

MachineMemory for modelsBandwidthPriceLargest at 4-bitgpt-oss-20b
Apple Mac Studio (M5 Max, 32-core GPU)Apple unified memory24 GBassumed460 GB/s~$2,499Qwen3.6 35B-A3B105 tok/s
Apple Mac Studio (M5 Max, 40-core GPU)Apple unified memory96 GBassumed614 GB/s~$3,099–$5,099Nemotron 3 Super 120B-A12B132 tok/s
Apple Mac Studio (M5 Ultra, 64-core GPU)Apple unified memory192 GBassumed1,200 GB/s~$5,499–$9,499GLM-5.3 Flash171 tok/s
Apple Mac Studio (M5 Ultra, 80-core GPU)Apple unified memory192 GBassumed1,200 GB/s~$6,799–$10,799GLM-5.3 Flash~200–357 tok/sestimate
Apple Mac mini (M5 Pro, 16-core GPU)Apple unified memory48 GBassumed307 GB/s~$1,699–$2,699Qwen3 Coder Next80 tok/s
Apple Mac mini (M5 Pro, 20-core GPU)Apple unified memory48 GBassumed307 GB/s~$1,899–$2,899Qwen3 Coder Next80 tok/s
Apple MacBook Pro 14-inch (M5 Max, 32-core GPU)Apple unified memory24 GBassumed460 GB/s~$4,099Qwen3.6 35B-A3B105 tok/s
Apple MacBook Pro 14-inch (M5 Max, 40-core GPU)Apple unified memory96 GBassumed614 GB/s~$4,699–$6,699Nemotron 3 Super 120B-A12B132 tok/s
Apple MacBook Pro 16-inch (M5 Max, 32-core GPU)Apple unified memory24 GBassumed460 GB/s~$4,399Qwen3.6 35B-A3B105 tok/s
Apple MacBook Pro 16-inch (M5 Max, 40-core GPU)Apple unified memory96 GBassumed614 GB/s~$4,999–$6,999Nemotron 3 Super 120B-A12B132 tok/s