RTX 4090 vs RTX 5090 price comparison
Compare RTX 4090 vs RTX 5090 price, VRAM, and provider coverage so you can see which GPU is cheaper to rent today and how the spread has moved over time.
RTX 4090 vs RTX 5090: how to compare cost in context
If you are choosing between RTX 4090 and RTX 5090, hourly price is only part of the trade-off. This page lines up specs, shared providers, and current market pricing so you can compare both cost and coverage.
Use the specs table to understand the memory difference, the historical chart to see how each market has moved, and the provider table to check whether one GPU consistently carries a premium on the same cloud.
RTX 4090 vs RTX 5090: cheapest market entry
RTX 4090 currently has the lower on-demand entry price, starting at $0.31/hr on Vast.ai, while RTX 5090 starts at $0.48/hr on Vast.ai. Across 2 providers with fresh on-demand prices for both GPUs, RTX 4090 is cheaper on 2 providers and RTX 5090 is cheaper on 0 providers.
How the side-by-side comparison works
We compare fresh on-demand per-GPU hourly prices for both models and keep provider histories separate so you can see whether a gap is structural or just a short-lived market move. Stale, spot, and community rows do not drive the current-price decision copy.
RTX 4090 vs RTX 5090 pricing FAQ
Which is cheaper right now: RTX 4090 or RTX 5090?
RTX 4090 currently has the lower on-demand entry price, starting at $0.31/hr on Vast.ai, while RTX 5090 starts at $0.48/hr on Vast.ai. Across 2 providers with fresh on-demand prices for both GPUs, RTX 4090 is cheaper on 2 providers and RTX 5090 is cheaper on 0 providers.
How much VRAM do RTX 4090 and RTX 5090 have?
RTX 4090 is tracked with 24GB of GDDR6X, while RTX 5090 is tracked with 32GB of GDDR7.
Which providers currently carry both RTX 4090 and RTX 5090?
We currently see fresh shared on-demand coverage on Vast.ai and RunPod.
How fresh is the RTX 4090 vs RTX 5090 pricing data?
The decision copy uses fresh on-demand rows from the latest stored snapshot for each GPU and provider. The newest qualifying row is from Jul 31, 2026, and collectors run daily.
Popular follow-up comparisons after RTX 4090 vs RTX 5090
These related pages surface the first high-intent GPU price comparisons we are prioritizing for buyers researching upgrade paths, cheaper substitutes, and provider coverage.
| Spec | RTX 4090 | RTX 5090 |
|---|---|---|
| VRAM | 24 GB | 32 GB |
| Memory Type | GDDR6X | GDDR7 |
| Generation | Ada Lovelace | Blackwell |
| Tier | Budget | Budget |
| Best fresh on-demand price | — | — |
| Providers | — | — |
Historical RTX 4090 vs RTX 5090 price trend
Fresh on-demand price by provider: RTX 4090 vs RTX 5090
| Provider | RTX 4090 | RTX 5090 | Difference |
|---|---|---|---|
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