A100 40GB vs RTX 4090 24GB

Specs, live pricing, and best-fit workloads, side by side.

SpecA100 40GBRTX 4090 24GB
VRAM40GB24GB
TierTraining GPUBudget GPU
Live from$1.25/hr$0.43/hr
Fits7B training, LoRA multi-card, medium-scale workloadsSmall models, budget workloads, personal projects
Best forModel training, fine-tuning, LoRA adaptationBudget AI workloads, ComfyUI, small-scale inference
Can serve modelsYesNo

Live-from prices are last-seen estimates, rechecked before launch.