GPU comparison
AMD Instinct MI300X vs NVIDIA RTX 4090
AMD Instinct MI300X
AMD
192 GB VRAM
HBM3
NVIDIA RTX 4090
NVIDIA
24 GB VRAM
GDDR6X
| Dimension | AMD Instinct MI300X | NVIDIA RTX 4090 |
|---|---|---|
| Cheapest on-demand | $1.99/GPU-hr | $0.450/GPU-hr ✔ |
| VRAM | 192 GB ✔ | 24 GB |
| FP16 throughput | 1307 TFLOPS ✔ | 330 TFLOPS |
| Providers | 3 | 3 |
Frequently asked questions
AMD Instinct MI300X vs NVIDIA RTX 4090: which is cheaper?
The comparison table marks the winner on each dimension. A green highlight means that side wins on price or capacity for that row.
Should I choose AMD Instinct MI300X or NVIDIA RTX 4090?
It depends on your workload. Review the per-dimension winners above against your own priorities: price, region coverage, capacity, and availability.
What is the difference between AMD Instinct MI300X and NVIDIA RTX 4090?
The table breaks down AMD Instinct MI300X and NVIDIA RTX 4090 row by row on price, specs, and coverage so you can see exactly where they diverge.
Is AMD Instinct MI300X better than NVIDIA RTX 4090 for AI workloads?
Match the winning dimensions above to your workload. For training, weigh price and capacity; for inference, weigh latency, region coverage, and throughput.
AMD Instinct MI300X vs NVIDIA RTX 4090: which has wider coverage?
The coverage rows compare how broadly AMD Instinct MI300X and NVIDIA RTX 4090 operate. Pick the one with capacity in the regions closest to your users.
Can I switch from AMD Instinct MI300X to NVIDIA RTX 4090?
In most cases yes, though migration effort varies by product. Compare pricing and coverage above to decide whether switching is worth it for your usage.