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MacBook Pro M1 Max 32GB vs RX 7900 XTX 24GB for Local LLMs

The RX 7900 XTX 24GB has about 140% more memory bandwidth (960 vs 400 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 140% faster on the RX 7900 XTX 24GB. 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 RX 7900 XTX 24GB: Qwen2.5-32B-Instruct (32.8B). MSRP is $3,299 for the MacBook Pro M1 Max 32GB vs $999 for the RX 7900 XTX 24GB. MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price. In the Q4/8K head-to-head below (51 shared models), the RX 7900 XTX 24GB posts the higher tok/s in 51 rows vs 0. Methodology.

Spec comparison

MacBook Pro M1 Max 32GBRX 7900 XTX 24GB
VendorAppleAMD
VRAM32 GB24 GB
Memory typeLPDDR5GDDR6
Memory bandwidth400 GB/s960 GB/s
TDP120 W355 W
MSRP (list)$3,299$999
BuySearch Amazon (affiliate)ASRock Radeon RX 7900 XTX Phantom Gaming 24GB OC (affiliate) · More listings

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 fitsRX 7900 XTX 24GB tok/sRX 7900 XTX 24GB fitsWinner
MiniCPM5-1B1.08235.7 est.Yes565.7 est.YesRX 7900 XTX 24GB
Qwen3.5-2B2.0127.3 est.Yes305.5 est.YesRX 7900 XTX 24GB
DeepSeek-R1-0528-Qwen3-8B-layer-mix-bpw-3.8-mlx2.3110.7 est.Yes265.6 est.YesRX 7900 XTX 24GB
Qwen3.6-35B-A3B36.084.8 est.Yes203.6 est.YesRX 7900 XTX 24GB
Qwen3.5-35B-A3B34.784.8 est.Yes203.6 est.YesRX 7900 XTX 24GB
GLM-4.7-Flash31.284.8 est.Yes203.6 est.YesRX 7900 XTX 24GB
Qwen3-30B-A3B-Instruct-250730.584.8 est.Yes203.6 est.YesRX 7900 XTX 24GB
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF1630.084.8 est.Yes203.6 est.YesRX 7900 XTX 24GB
Ornith-1.0-35B35.084.8 est.Yes203.6 est.YesRX 7900 XTX 24GB
qwen35b-a3b-fable-sft-abliterated34.784.8 est.Yes203.6 est.YesRX 7900 XTX 24GB
Llama-3.2-3B-Instruct3.279.5 est.Yes190.9 est.YesRX 7900 XTX 24GB
gpt-oss-20b21.570.7 est.Yes169.7 est.YesRX 7900 XTX 24GB
Qwen3-Coder-Next79.7122.9 est.No165.8 est.NoRX 7900 XTX 24GB
gemma-4-26B-A4B-it25.267.0 est.Yes160.8 est.YesRX 7900 XTX 24GB
Qwen3-Next-80B-A3B-Instruct81.3118.2 est.No159.5 est.NoRX 7900 XTX 24GB

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 32GBRX 7900 XTX 24GB
Catalog models that fit39 of 6935 of 69
Largest exclusive fitQwen2.5-32B-Instruct (32.8B)—

MacBook Pro M1 Max 32GB details → · RX 7900 XTX 24GB details →