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MacBook Pro M1 Max 32GB vs RTX 4090D 24GB (China) for Local LLMs

The RTX 4090D 24GB (China) has about 152% more memory bandwidth (1,008 vs 400 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 152% faster on the RTX 4090D 24GB (China). The MacBook Pro M1 Max 32GB fits more of the catalog at Q4/8K — 39 vs 35 of 69 models (32 vs 24 GB VRAM). Largest model that fits the MacBook Pro M1 Max 32GB but not the RTX 4090D 24GB (China): Qwen2.5-32B-Instruct (32.8B). MSRP is $3,299 for the MacBook Pro M1 Max 32GB vs $1,599 for the RTX 4090D 24GB (China). MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price. Not retail-shoppable: RTX 4090D 24GB (China) (datacenter-class; cloud rental is the realistic way to use it). In the Q4/8K head-to-head below (51 shared models), the RTX 4090D 24GB (China) posts the higher tok/s in 51 rows vs 0. Methodology.

Spec comparison

MacBook Pro M1 Max 32GBRTX 4090D 24GB (China)
VendorAppleNVIDIA
VRAM32 GB24 GB
Memory typeLPDDR5GDDR6X
Memory bandwidth400 GB/s1,008 GB/s
TDP120 W425 W
MSRP (list)$3,299$1,599
BuySearch Amazon (affiliate)—

MSRP is the launch list price, not live retail. Buy links are Amazon affiliate links — the price after you click is the live price.

Q4 / 8K head-to-head — top 15 of 51 shared models

ModelParams (B)MacBook Pro M1 Max 32GB tok/sMacBook Pro M1 Max 32GB fitsRTX 4090D 24GB (China) tok/sRTX 4090D 24GB (China) fitsWinner
MiniCPM5-1B1.08235.7 est.Yes593.9 est.YesRTX 4090D 24GB (China)
Qwen3.5-2B2.0127.3 est.Yes320.7 est.YesRTX 4090D 24GB (China)
DeepSeek-R1-0528-Qwen3-8B-layer-mix-bpw-3.8-mlx2.3110.7 est.Yes278.9 est.YesRTX 4090D 24GB (China)
Qwen3.6-35B-A3B36.084.8 est.Yes213.8 est.YesRTX 4090D 24GB (China)
Qwen3.5-35B-A3B34.784.8 est.Yes213.8 est.YesRTX 4090D 24GB (China)
GLM-4.7-Flash31.284.8 est.Yes213.8 est.YesRTX 4090D 24GB (China)
Qwen3-30B-A3B-Instruct-250730.584.8 est.Yes213.8 est.YesRTX 4090D 24GB (China)
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF1630.084.8 est.Yes213.8 est.YesRTX 4090D 24GB (China)
Ornith-1.0-35B35.084.8 est.Yes213.8 est.YesRTX 4090D 24GB (China)
qwen35b-a3b-fable-sft-abliterated34.784.8 est.Yes213.8 est.YesRTX 4090D 24GB (China)
Llama-3.2-3B-Instruct3.279.5 est.Yes200.5 est.YesRTX 4090D 24GB (China)
gpt-oss-20b21.570.7 est.Yes178.2 est.YesRTX 4090D 24GB (China)
Qwen3-Coder-Next79.7122.9 est.No174.1 est.NoRTX 4090D 24GB (China)
gemma-4-26B-A4B-it25.267.0 est.Yes168.8 est.YesRTX 4090D 24GB (China)
Qwen3-Next-80B-A3B-Instruct81.3118.2 est.No167.5 est.NoRTX 4090D 24GB (China)

est. = bandwidth-based estimate; measured = curated real benchmark that overrides the estimate. Fits = weights + KV(8K) + 1 GB overhead ≤ 95% of VRAM.

Fit coverage at Q4 / 8K

MacBook Pro M1 Max 32GBRTX 4090D 24GB (China)
Catalog models that fit39 of 6935 of 69
Largest exclusive fitQwen2.5-32B-Instruct (32.8B)—

MacBook Pro M1 Max 32GB details → · RTX 4090D 24GB (China) details →