RTX 5090 32GB vs B300 288GB
Specs and live cloud rental prices side by side, per single GPU-hour. Green marks the better value on each line.
| Metric | RTX 5090 32GB | B300 288GB |
|---|---|---|
| Architecture | Blackwell | Blackwell Ultra |
| VRAM | 32 GB | 288 GB |
| FP16 TFLOPS (dense) | 210 | 2250 |
| FP8 TFLOPS (dense) | 419 | 4500 |
| Lowest $/hr | $0.441 | $8.50 |
| Median $/hr | $0.602 | $8.99 |
| Spot from | $0.268 | $10.31 |
| $ per GB VRAM / hr | $0.014 | $0.030 |
| $ per FP16 TFLOPS / hr | $0.0021 | $0.0038 |
| Live offers | 21 | 3 |
| Rent RTX 5090 32GB $0.441/hr → | Rent B300 288GB $8.50/hr → |
Cheapest RTX 5090 32GB offers
| Provider · region | $/GPU-hr | Spot | $/GB VRAM | Stock | Verdict | Rent |
|---|---|---|---|---|---|---|
Vast.ai SK · sold as 2× node · 6 min ago | $0.441 | $0.400 | $0.014 | 3 GPUs | Best value | Rent $0.441/hr → |
Vast.ai CN · sold as 2× node · 6 min ago | $0.458 | $0.400 | $0.014 | 11 GPUs | Only source | Rent $0.458/hr → |
Vast.ai US · sold as 2× node · 6 min ago | $0.507 | $0.268 | $0.016 | 25 GPUs | Only source | Rent $0.507/hr → |
Vast.ai SE · sold as 2× node · 6 min ago | $0.521 | $0.387 | $0.016 | 2 GPUs | Only source | Rent $0.521/hr → |
Vast.ai CA · 6 min ago | $0.522 | $0.507 | $0.016 | 4 GPUs | Only source | Rent $0.522/hr → |
Vast.ai CZ · 6 min ago | $0.533 | $0.384 | $0.017 | 1 GPUs | Only source | Rent $0.533/hr → |
Vast.ai TW · 6 min ago | $0.538 | $0.507 | $0.017 | 5 GPUs | Only source | Rent $0.538/hr → |
Vast.ai KR · 6 min ago | $0.576 | $0.400 | $0.018 | 3 GPUs | Only source | Rent $0.576/hr → |
Vast.ai MY · 6 min ago | $0.602 | $0.467 | $0.019 | 1 GPUs | Only source | Rent $0.602/hr → |
Vast.ai DE · 6 min ago | $0.602 | $0.360 | $0.019 | 3 GPUs | Only source | Rent $0.602/hr → |
Cheapest B300 288GB offers
| Provider · region | $/GPU-hr | Spot | $/GB VRAM | Stock | Verdict | Rent |
|---|---|---|---|---|---|---|
Vast.ai GB · sold as 2× node · 6 min ago | $8.50 | — | $0.030 | 6 GPUs | Best value | Rent $8.50/hr → |
RunPod Secure Cloud · 6 min ago | $8.99 | — | $0.031 | Low | +6% vs best | Rent $8.99/hr → |
Vast.ai US · sold as 8× node · 6 min ago | $11.19 | $10.31 | $0.039 | 8 GPUs | Lowest spot | Rent $11.19/hr → |