Nvidia RTX 4080 vs Nvidia RTX 4090

Nvidia RTX 4090 wins twice: it rents for 1.3x less per hour and still buys 2.3x more FP16 compute per dollar.

Prices and stock checked 2 hours ago

Datasheet, side by side

Memory per GPU1.5x on the Nvidia RTX 4090
Memory bandwidth1.4x on the Nvidia RTX 4090
FP16 / BF16 dense1.7x on the Nvidia RTX 4090
FP8 dense1.7x on the Nvidia RTX 4090
Board power1.4x on the Nvidia RTX 4080

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 4080 Nvidia RTX 4090
Cheapest listed $0.15 $0.11
Median across providers $0.16 $0.37
Most expensive listed $0.27 $0.49
Providers 3 6
Reporting stock 2 4
One month, 730 hours $108 $80

Frequently asked questions

Is the Nvidia RTX 4080 or the Nvidia RTX 4090 cheaper to rent?

The Nvidia RTX 4080 starts at $0.15 per GPU hour and the Nvidia RTX 4090 at $0.11. Nvidia RTX 4090 wins twice: it rents for 1.3x less per hour and still buys 2.3x more FP16 compute per dollar.

Which one can I actually get right now?

Nvidia RTX 4080: 2 of 3 providers report stock, cheapest in stock $0.15 at Vast.ai. Nvidia RTX 4090: 4 of 6 providers report stock, cheapest in stock $0.11 at Lium.

What does a month on each card cost?

Nvidia RTX 4080: $108 for 730 hours at its cheapest listed rate. Nvidia RTX 4090: $80 for 730 hours at its cheapest listed rate.