Arc Pro B70 32GB vs T4 16GB for Local LLMs

The Arc Pro B70 32GB has about 90% more memory bandwidth (608 vs 320 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 90% faster on the Arc Pro B70 32GB. The Arc Pro B70 32GB fits more of the catalog at Q4/8K — 39 vs 24 of 69 models (32 vs 16 GB VRAM). Largest model that fits the Arc Pro B70 32GB but not the T4 16GB: Qwen3.6-35B-A3B (36.0B). MSRP is $999 for the Arc Pro B70 32GB vs $2,000 for the T4 16GB. 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 (44 shared models), the Arc Pro B70 32GB posts the higher tok/s in 38 rows vs 6. Methodology.

Spec comparison

	Arc Pro B70 32GB	T4 16GB
Vendor	Intel	NVIDIA
VRAM	32 GB	16 GB
Memory type	GDDR6	GDDR6
Memory bandwidth	608 GB/s	320 GB/s
TDP	225 W	70 W
MSRP (list)	$999	$2,000
Buy	Search 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 44 shared models

Model	Params (B)	Arc Pro B70 32GB tok/s	Arc Pro B70 32GB fits	T4 16GB tok/s	T4 16GB fits	Winner
MiniCPM5-1B	1.08	358.2 est.	Yes	188.6 est.	Yes	Arc Pro B70 32GB
Qwen3.5-2B	2.0	193.5 est.	Yes	101.8 est.	Yes	Arc Pro B70 32GB
Qwen3-Coder-Next	79.7	186.8 est.	No	24.5 est.	No	Arc Pro B70 32GB
Qwen3-Next-80B-A3B-Instruct	81.3	179.7 est.	No	23.6 est.	No	Arc Pro B70 32GB
DeepSeek-R1-0528-Qwen3-8B-layer-mix-bpw-3.8-mlx	2.3	168.2 est.	Yes	88.5 est.	Yes	Arc Pro B70 32GB
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16	30.0	129.0 est.	Yes	161.1 est.	No	T4 16GB
Qwen3-30B-A3B-Instruct-2507	30.5	129.0 est.	Yes	146.5 est.	No	T4 16GB
GLM-4.7-Flash	31.2	129.0 est.	Yes	140.6 est.	No	T4 16GB
Qwen3.6-35B-A3B	36.0	129.0 est.	Yes	113.5 est.	No	Arc Pro B70 32GB
Qwen3.5-35B-A3B	34.7	129.0 est.	Yes	121.8 est.	No	Arc Pro B70 32GB
Ornith-1.0-35B	35.0	129.0 est.	Yes	113.9 est.	No	Arc Pro B70 32GB
qwen35b-a3b-fable-sft-abliterated	34.7	129.0 est.	Yes	115.6 est.	No	Arc Pro B70 32GB
Llama-3.2-3B-Instruct	3.2	120.9 est.	Yes	63.6 est.	Yes	Arc Pro B70 32GB
gpt-oss-20b	21.5	107.5 est.	Yes	56.6 est.	Yes	Arc Pro B70 32GB
gemma-4-26B-A4B-it	25.2	101.8 est.	Yes	53.6 est.	Yes	Arc Pro B70 32GB

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 Pro B70 32GB	T4 16GB
Catalog models that fit	39 of 69	24 of 69
Largest exclusive fit	Qwen3.6-35B-A3B (36.0B)	—

Arc Pro B70 32GB details → · T4 16GB details →