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Arc B570 10GB vs Mac mini M4 Pro 64GB for Local LLMs

The Arc B570 10GB has about 39% more memory bandwidth (380 vs 273 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 39% faster on the Arc B570 10GB. The Mac mini M4 Pro 64GB fits more of the catalog at Q4/8K — 44 vs 17 of 61 models (64 vs 10 GB VRAM). Largest model that fits the Mac mini M4 Pro 64GB but not the Arc B570 10GB: Qwen3-Next-80B-A3B-Instruct (81.3B). MSRP is $219 for the Arc B570 10GB vs $2,199 for the Mac mini M4 Pro 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 (38 shared models), the Arc B570 10GB posts the higher tok/s in 32 rows vs 6. Methodology.

Spec comparison

Arc B570 10GBMac mini M4 Pro 64GB
VendorIntelApple
VRAM10 GB64 GB
Memory typeGDDR6LPDDR5X
Memory bandwidth380 GB/s273 GB/s
TDP150 W155 W
MSRP (list)$219$2,199
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 38 shared models

ModelParams (B)Arc B570 10GB tok/sArc B570 10GB fitsMac mini M4 Pro 64GB tok/sMac mini M4 Pro 64GB fitsWinner
Qwen3-0.6B0.8302.3 est.Yes217.2 est.YesArc B570 10GB
gemma-3-1b-it1.0241.8 est.Yes173.7 est.YesArc B570 10GB
Llama-3.2-1B-Instruct1.2201.5 est.Yes144.8 est.YesArc B570 10GB
Qwen3-1.7B2.0120.9 est.Yes86.9 est.YesArc B570 10GB
gpt-oss-20b21.5104.5 est.No48.3 est.YesArc B570 10GB
Llama-3.2-3B-Instruct3.275.6 est.Yes54.3 est.YesArc B570 10GB
Qwen3-30B-A3B30.568.2 est.No57.9 est.YesArc B570 10GB
Qwen3-Coder-30B-A3B-Instruct30.568.2 est.No57.9 est.YesArc B570 10GB
Qwen3-30B-A3B-Instruct-250730.568.2 est.No57.9 est.YesArc B570 10GB
GLM-4.7-Flash31.265.4 est.No57.9 est.YesArc B570 10GB
Phi-4-mini-instruct3.863.6 est.Yes45.7 est.YesArc B570 10GB
Phi-4-mini-reasoning3.863.6 est.Yes45.7 est.YesArc B570 10GB
gemma-3-4b-it4.362.0 est.Yes44.5 est.YesArc B570 10GB
Qwen3-4B-Instruct-25074.060.5 est.Yes43.4 est.YesArc B570 10GB
Qwen3-4B-Thinking-25074.060.5 est.Yes43.4 est.YesArc B570 10GB

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

Arc B570 10GBMac mini M4 Pro 64GB
Catalog models that fit17 of 6144 of 61
Largest exclusive fit—Qwen3-Next-80B-A3B-Instruct (81.3B)

Arc B570 10GB details → · Mac mini M4 Pro 64GB details →