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RTX A6000 48GB vs MacBook Pro M1 Max 64GB for Local LLMs

The RTX A6000 48GB has about 92% more memory bandwidth (768 vs 400 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 92% faster on the RTX A6000 48GB. The MacBook Pro M1 Max 64GB fits more of the catalog at Q4/8K — 44 vs 41 of 69 models (64 vs 48 GB VRAM). Largest model that fits the MacBook Pro M1 Max 64GB but not the RTX A6000 48GB: Qwen2.5-72B-Instruct (72.7B). MSRP is $4,500 for the RTX A6000 48GB vs $3,899 for the MacBook Pro M1 Max 64GB. 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 (57 shared models), the RTX A6000 48GB posts the higher tok/s in 57 rows vs 0. Methodology.

Spec comparison

RTX A6000 48GBMacBook Pro M1 Max 64GB
VendorNVIDIAApple
VRAM48 GB64 GB
Memory typeGDDR6LPDDR5
Memory bandwidth768 GB/s400 GB/s
TDP300 W120 W
MSRP (list)$4,500$3,899
BuySearch Amazon (affiliate)Search 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 57 shared models

ModelParams (B)RTX A6000 48GB tok/sRTX A6000 48GB fitsMacBook Pro M1 Max 64GB tok/sMacBook Pro M1 Max 64GB fitsWinner
MiniCPM5-1B1.08452.5 est.Yes235.7 est.YesRTX A6000 48GB
Qwen3.5-2B2.0244.4 est.Yes127.3 est.YesRTX A6000 48GB
DeepSeek-R1-0528-Qwen3-8B-layer-mix-bpw-3.8-mlx2.3212.5 est.Yes110.7 est.YesRTX A6000 48GB
Qwen3.6-35B-A3B36.0162.9 est.Yes84.8 est.YesRTX A6000 48GB
Qwen3.5-35B-A3B34.7162.9 est.Yes84.8 est.YesRTX A6000 48GB
GLM-4.7-Flash31.2162.9 est.Yes84.8 est.YesRTX A6000 48GB
Qwen3-30B-A3B-Instruct-250730.5162.9 est.Yes84.8 est.YesRTX A6000 48GB
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF1630.0162.9 est.Yes84.8 est.YesRTX A6000 48GB
Qwen3-Coder-Next79.7162.9 est.Yes84.8 est.YesRTX A6000 48GB
Ornith-1.0-35B35.0162.9 est.Yes84.8 est.YesRTX A6000 48GB
Qwen3-Next-80B-A3B-Instruct81.3162.9 est.Yes84.8 est.YesRTX A6000 48GB
qwen35b-a3b-fable-sft-abliterated34.7162.9 est.Yes84.8 est.YesRTX A6000 48GB
Llama-3.2-3B-Instruct3.2152.7 est.Yes79.5 est.YesRTX A6000 48GB
gpt-oss-20b21.5135.8 est.Yes70.7 est.YesRTX A6000 48GB
gpt-oss-120b120.4135.3 est.No125.3 est.NoRTX A6000 48GB

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

RTX A6000 48GBMacBook Pro M1 Max 64GB
Catalog models that fit41 of 6944 of 69
Largest exclusive fit—Qwen2.5-72B-Instruct (72.7B)

RTX A6000 48GB details → · MacBook Pro M1 Max 64GB details →