The cheapest RTX 3090 on the table right now is $0.090 per GPU-hour at Salad Cloud, out of 14 offers from 5 providers. The RTX 3090 carries 24 GB of VRAM on NVIDIA's Ampere generation. That is peer/marketplace capacity — rented from other users' machines, and not directly comparable to a dedicated instance.
On-demand pricing for the same card spans $0.090 to $0.517 per GPU-hour — a 5.7× spread between the cheapest and the most expensive provider for identical silicon. That gap is the entire reason this table exists.
Cheapest by pricing model: on-demand $0.090 at Salad Cloud · spot $0.093 at Vast.ai.
| Provider | Tier | $/GPU-hr | Pricing | Node | Commit | In stock | |
|---|---|---|---|---|---|---|---|
| Salad Cloud | marketplace | $0.090 | on-demand | 1× GPU | — | yes | rent |
| Akash | marketplace | $0.090 | on-demand | 1× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.093 | spot | 1, 2× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.121 | on-demand | 2× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.122 | on-demand | 1× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.147 | spot | 4× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.147 | on-demand | 4× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.173 | spot | 3× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.174 | on-demand | 3× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.175 | spot | 8× GPU | — | yes | rent |
| Octa | marketplace | $0.200 | on-demand | 1× GPU | — | yes | rent |
| Vast.ai | marketplace | $0.200 | on-demand | 8× GPU | — | yes | rent |
| Prime Intellect | dedicated | $0.517 | on-demand | 1× GPU | — | yes | rent |
How much does an RTX 3090 cost per hour?
As of the latest scrape, $0.090 per GPU-hour at Salad Cloud is the cheapest RTX 3090 offer across 5 tracked cloud providers. The cheapest on-demand rate is $0.090 per GPU-hour at Salad Cloud, and the most expensive on-demand rate is $0.517 at Prime Intellect.
Which cloud is cheapest for the RTX 3090?
Salad Cloud at $0.090 per GPU-hour. Prices move constantly, so this page is regenerated from the live scrape every 15 minutes. Note that marketplace tiers are peer hardware and are not directly comparable to dedicated capacity.
Is spot RTX 3090 capacity cheaper?
Yes — the cheapest spot RTX 3090 is $0.093 per GPU-hour at Vast.ai, +4% versus the cheapest on-demand rate of $0.090. Spot instances can be reclaimed by the provider at any time, so they suit checkpointed training and batch inference rather than long-lived services.
How many GB of VRAM does the RTX 3090 have?
24 GB, on the Ampere architecture. Multi-GPU instances multiply that: an 8× RTX 3090 node exposes 192 GB of GPU memory in total.