MI300X vs RTX 4090 price comparison
Compare MI300X vs RTX 4090 price, VRAM, and provider coverage so you can see which GPU is cheaper to rent today and how the spread has moved over time.
MI300X vs RTX 4090: how to compare cost in context
If you are choosing between MI300X and RTX 4090, 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.
MI300X vs RTX 4090: cheapest market entry
This MI300X vs RTX 4090 comparison will populate as both GPUs appear in fresh provider snapshots. Shared provider coverage is still building, so use the individual GPU pages to compare broader market availability.
How the side-by-side comparison works
We compare the latest per-GPU hourly pricing we have for both models, prefer on-demand rows when available, and keep provider histories separate so you can see whether a gap is structural or just a short-lived market move.
MI300X vs RTX 4090 pricing FAQ
Which is cheaper right now: MI300X or RTX 4090?
This MI300X vs RTX 4090 comparison will populate as both GPUs appear in fresh provider snapshots. Shared provider coverage is still building, so use the individual GPU pages to compare broader market availability.
How much VRAM do MI300X and RTX 4090 have?
MI300X is tracked with 192GB of HBM3, while RTX 4090 is tracked with 24GB of GDDR6X.
Which providers currently carry both MI300X and RTX 4090?
We do not yet have a shared provider list for MI300X and RTX 4090 in the latest snapshot.
How fresh is the MI300X vs RTX 4090 pricing data?
The comparison uses the latest stored snapshot for each GPU and provider. The newest row visible on this page is from Jun 21, 2026, and collectors run daily.
Popular follow-up comparisons after MI300X vs RTX 4090
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 | MI300X | RTX 4090 |
|---|---|---|
| VRAM | 192 GB | 24 GB |
| Memory Type | HBM3 | GDDR6X |
| Generation | AMD CDNA 3 | Ada Lovelace |
| Tier | Flagship | Budget |
| Best Price | — | — |
| Providers | — | — |
Historical MI300X vs RTX 4090 price trend
Price by provider: MI300X vs RTX 4090
| Provider | MI300X | RTX 4090 | Difference |
|---|---|---|---|
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