← AI Hashrate 中文

Arc Pro B70 32GB vs Tesla P4 8GB for Local LLMs

The Arc Pro B70 32GB has about 217% more memory bandwidth (608 vs 192 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 217% faster on the Arc Pro B70 32GB. The Arc Pro B70 32GB fits more of the catalog at Q4/8K — 39 vs 16 of 69 models (32 vs 8 GB VRAM). Largest model that fits the Arc Pro B70 32GB but not the Tesla P4 8GB: Qwen3.6-35B-A3B (36.0B). MSRP is $999 for the Arc Pro B70 32GB vs $80 for the Tesla P4 8GB. 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 (39 shared models), the Arc Pro B70 32GB posts the higher tok/s in 39 rows vs 0. Methodology.

Spec comparison

Arc Pro B70 32GBTesla P4 8GB
VendorIntelNVIDIA
VRAM32 GB8 GB
Memory typeGDDR6GDDR5
Memory bandwidth608 GB/s192 GB/s
TDP225 W75 W
MSRP (list)$999$80
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 39 shared models

ModelParams (B)Arc Pro B70 32GB tok/sArc Pro B70 32GB fitsTesla P4 8GB tok/sTesla P4 8GB fitsWinner
MiniCPM5-1B1.08358.2 est.Yes113.1 est.YesArc Pro B70 32GB
Qwen3.5-2B2.0193.5 est.Yes61.1 est.YesArc Pro B70 32GB
DeepSeek-R1-0528-Qwen3-8B-layer-mix-bpw-3.8-mlx2.3168.2 est.Yes53.1 est.YesArc Pro B70 32GB
Qwen3.6-35B-A3B36.0129.0 est.Yes17.0 est.NoArc Pro B70 32GB
Qwen3.5-35B-A3B34.7129.0 est.Yes18.2 est.NoArc Pro B70 32GB
GLM-4.7-Flash31.2129.0 est.Yes21.0 est.NoArc Pro B70 32GB
Qwen3-30B-A3B-Instruct-250730.5129.0 est.Yes21.9 est.NoArc Pro B70 32GB
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF1630.0129.0 est.Yes24.1 est.NoArc Pro B70 32GB
Ornith-1.0-35B35.0129.0 est.Yes17.0 est.NoArc Pro B70 32GB
qwen35b-a3b-fable-sft-abliterated34.7129.0 est.Yes17.3 est.NoArc Pro B70 32GB
Llama-3.2-3B-Instruct3.2120.9 est.Yes38.2 est.YesArc Pro B70 32GB
gpt-oss-20b21.5107.5 est.Yes33.6 est.NoArc Pro B70 32GB
gemma-4-26B-A4B-it25.2101.8 est.Yes23.9 est.NoArc Pro B70 32GB
Qwen3-4B-Instruct-25074.096.7 est.Yes30.5 est.YesArc Pro B70 32GB
NVIDIA-Nemotron-3-Nano-4B-BF164.096.7 est.Yes30.5 est.YesArc 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 32GBTesla P4 8GB
Catalog models that fit39 of 6916 of 69
Largest exclusive fitQwen3.6-35B-A3B (36.0B)

Arc Pro B70 32GB details → · Tesla P4 8GB details →