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DGX Spark vs RTX 4070

For running local LLMs · 2 reports across 2 models

Side A

Vendor: nvidia
VRAM: 128GB
Memory: Unified

Side B

Vendor: nvidia
VRAM: 12GB
Memory: Discrete

Tokens per second by model

Model	DGX Spark	RTX 4070
GLM-5.1	—n=1	—
Gemma 4up to 31B	—	55.0n=1

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