A100 80GB SXM4 vs MacBook Neo A18 Pro 8GB for Local LLMs

The A100 80GB SXM4 has about 3298% more memory bandwidth (2,039 vs 60 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 3298% faster on the A100 80GB SXM4. The A100 80GB SXM4 fits more of the catalog at Q4/8K — 49 vs 11 of 67 models (80 vs 8 GB VRAM). Largest model that fits the A100 80GB SXM4 but not the MacBook Neo A18 Pro 8GB: Mistral-Medium-3.5-128B (128.0B). MSRP is $15,000 for the A100 80GB SXM4 vs $0 for the MacBook Neo A18 Pro 8GB. MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price. Not retail-shoppable: A100 80GB SXM4 (datacenter-class; cloud rental is the realistic way to use it). In the Q4/8K head-to-head below (36 shared models), the A100 80GB SXM4 posts the higher tok/s in 36 rows vs 0. Methodology.

Spec comparison

	A100 80GB SXM4	MacBook Neo A18 Pro 8GB
Vendor	NVIDIA	Apple
VRAM	80 GB	8 GB
Memory type	HBM2e	LPDDR5X
Memory bandwidth	2,039 GB/s	60 GB/s
TDP	400 W	20 W
MSRP (list)	$15,000	$0
Buy	—	Search Amazon

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 36 shared models

Model	Params (B)	A100 80GB SXM4 tok/s	A100 80GB SXM4 fits	MacBook Neo A18 Pro 8GB tok/s	MacBook Neo A18 Pro 8GB fits	Winner
MiniCPM5-1B	1.08	1774.0 est.	Yes	70.0 est.	Yes	A100 80GB SXM4
Qwen3.5-2B	2.0	958.0 est.	Yes	37.8 est.	Yes	A100 80GB SXM4
Qwen3.6-35B-A3B	36.0	638.6 est.	Yes	2.6 est.	No	A100 80GB SXM4
Qwen3.5-35B-A3B	34.7	638.6 est.	Yes	2.8 est.	No	A100 80GB SXM4
GLM-4.7-Flash	31.2	638.6 est.	Yes	2.5 est.	No	A100 80GB SXM4
Qwen3-30B-A3B-Instruct-2507	30.5	638.6 est.	Yes	3.3 est.	No	A100 80GB SXM4
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16	30.0	638.6 est.	Yes	3.5 est.	No	A100 80GB SXM4
Ornith-1.0-35B	35.0	638.6 est.	Yes	2.7 est.	No	A100 80GB SXM4
Llama-3.2-3B-Instruct	3.2	598.7 est.	Yes	23.6 est.	Yes	A100 80GB SXM4
gpt-oss-20b	21.5	532.2 est.	Yes	5.7 est.	No	A100 80GB SXM4
gemma-4-26B-A4B-it	25.2	504.2 est.	Yes	3.9 est.	No	A100 80GB SXM4
Nanbeige4.2-3B	4.0	487.7 est.	Yes	19.2 est.	Yes	A100 80GB SXM4
Qwen3-4B-Instruct-2507	4.0	479.0 est.	Yes	18.9 est.	Yes	A100 80GB SXM4
NVIDIA-Nemotron-3-Nano-4B-BF16	4.0	479.0 est.	Yes	18.9 est.	Yes	A100 80GB SXM4
Qwen3-4B-Thinking-2507	4.0	479.0 est.	Yes	18.9 est.	Yes	A100 80GB SXM4

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

	A100 80GB SXM4	MacBook Neo A18 Pro 8GB
Catalog models that fit	49 of 67	11 of 67
Largest exclusive fit	Mistral-Medium-3.5-128B (128.0B)	—

A100 80GB SXM4 details → · MacBook Neo A18 Pro 8GB details →