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DGX Spark (GH200 480GB) vs MacBook Pro M3 Max 128GB for Local LLMs

The DGX Spark (GH200 480GB) has about 25% more memory bandwidth (500 vs 400 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 25% faster on the DGX Spark (GH200 480GB). The DGX Spark (GH200 480GB) fits more of the catalog at Q4/8K — 66 vs 53 of 69 models (480 vs 128 GB VRAM). Largest model that fits the DGX Spark (GH200 480GB) but not the MacBook Pro M3 Max 128GB: DeepSeek-V4-Pro (861.6B). MSRP is $3,000 for the DGX Spark (GH200 480GB) vs $4,199 for the MacBook Pro M3 Max 128GB. 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 (66 shared models), the DGX Spark (GH200 480GB) posts the higher tok/s in 61 rows vs 5. Methodology.

Spec comparison

DGX Spark (GH200 480GB)MacBook Pro M3 Max 128GB
VendorNVIDIAApple
VRAM480 GB128 GB
Memory typeLPDDR5XLPDDR5
Memory bandwidth500 GB/s400 GB/s
TDP170 W140 W
MSRP (list)$3,000$4,199
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 66 shared models

ModelParams (B)DGX Spark (GH200 480GB) tok/sDGX Spark (GH200 480GB) fitsMacBook Pro M3 Max 128GB tok/sMacBook Pro M3 Max 128GB fitsWinner
MiniCPM5-1B1.08294.6 est.Yes235.7 est.YesDGX Spark (GH200 480GB)
Qwen3.5-2B2.0159.1 est.Yes127.3 est.YesDGX Spark (GH200 480GB)
DeepSeek-R1-0528-Qwen3-8B-layer-mix-bpw-3.8-mlx2.3138.3 est.Yes110.7 est.YesDGX Spark (GH200 480GB)
Qwen3.6-35B-A3B36.0106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
Qwen3.5-35B-A3B34.7106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
GLM-4.7-Flash31.2106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
Qwen3-30B-A3B-Instruct-250730.5106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF1630.0106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
Qwen3-Coder-Next79.7106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
Ornith-1.0-35B35.0106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
Qwen3-Next-80B-A3B-Instruct81.3106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
qwen35b-a3b-fable-sft-abliterated34.7106.1 est.Yes84.8 est.YesDGX Spark (GH200 480GB)
Llama-3.2-3B-Instruct3.299.4 est.Yes79.5 est.YesDGX Spark (GH200 480GB)
gpt-oss-20b21.588.4 est.Yes70.7 est.YesDGX Spark (GH200 480GB)
gemma-4-26B-A4B-it25.283.7 est.Yes67.0 est.YesDGX Spark (GH200 480GB)

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

DGX Spark (GH200 480GB)MacBook Pro M3 Max 128GB
Catalog models that fit66 of 6953 of 69
Largest exclusive fitDeepSeek-V4-Pro (861.6B)—

DGX Spark (GH200 480GB) details → · MacBook Pro M3 Max 128GB details →