Nvidia RTX 3090 vs Nvidia RTX 4000 Ada

Nvidia RTX 3090 wins twice: it rents for 2.4x less per hour and still buys 1.6x more FP16 compute per dollar.

Prices and stock checked 2 hours ago

Datasheet, side by side

Memory per GPU1.2x on the Nvidia RTX 3090
Memory bandwidth2.6x on the Nvidia RTX 3090
FP16 / BF16 dense1.5x on the Nvidia RTX 4000 Ada
Board power2.7x on the Nvidia RTX 4000 Ada

Figures are the vendors' own published numbers, dense rates without sparsity. A bar is drawn only where both cards publish the same figure.

Price, side by side

Metric Nvidia RTX 3090 Nvidia RTX 4000 Ada
Cheapest listed $0.07 $0.16
Median across providers $0.16 $0.19
Most expensive listed $0.22 $0.79
Providers 3 4
Reporting stock 3 2
One month, 730 hours $49 $117

Frequently asked questions

Is the Nvidia RTX 3090 or the Nvidia RTX 4000 Ada cheaper to rent?

The Nvidia RTX 3090 starts at $0.07 per GPU hour and the Nvidia RTX 4000 Ada at $0.16. Nvidia RTX 3090 wins twice: it rents for 2.4x less per hour and still buys 1.6x more FP16 compute per dollar.

Which one can I actually get right now?

Nvidia RTX 3090: 3 of 3 providers report stock, cheapest in stock $0.07 at Vast.ai. Nvidia RTX 4000 Ada: 2 of 4 providers report stock, cheapest in stock $0.19 at Vast.ai.

What does a month on each card cost?

Nvidia RTX 3090: $49 for 730 hours at its cheapest listed rate. Nvidia RTX 4000 Ada: $117 for 730 hours at its cheapest listed rate.