Nvidia B300
$5.88/GPU/hr
cheapest of 5 providers · Lium
- Blackwell Ultra
- Released Q1 2025
- Median $7.71/GPU/hr
- $4,292 per 730-hour month
- 3 in stock In stock
Nvidia B300 vs Nvidia RTX PRO 4000
Nvidia RTX PRO 4000 wins twice: it rents for 43.8x less per hour and still buys 2.9x more FP16 compute per dollar.
Prices and stock checked 2 hours ago
Nvidia RTX PRO 4000
$0.13/GPU/hr
cheapest of 3 providers · Vast.ai
- Blackwell
- Released Q1 2025
- Median $0.20/GPU/hr
- $98 per 730-hour month
- 2 in stock In stock
Datasheet, side by side
Figures are the vendors' own published numbers, dense rates without sparsity. A bar is drawn only where both cards publish the same figure.
Price, side by side
| Metric | Nvidia B300 | Nvidia RTX PRO 4000 |
|---|---|---|
| Cheapest listed | $5.88 | $0.13 |
| Median across providers | $7.71 | $0.20 |
| Most expensive listed | $9.69 | $0.50 |
| Providers | 5 | 3 |
| Reporting stock | 3 | 2 |
| One month, 730 hours | $4,292 | $98 |
Frequently asked questions
Is the Nvidia B300 or the Nvidia RTX PRO 4000 cheaper to rent?
The Nvidia B300 starts at $5.88 per GPU hour and the Nvidia RTX PRO 4000 at $0.13. Nvidia RTX PRO 4000 wins twice: it rents for 43.8x less per hour and still buys 2.9x more FP16 compute per dollar.
Which one can I actually get right now?
Nvidia B300: 3 of 5 providers report stock, cheapest in stock $5.88 at Lium. Nvidia RTX PRO 4000: 2 of 3 providers report stock, cheapest in stock $0.13 at Vast.ai.
What does a month on each card cost?
Nvidia B300: $4,292 for 730 hours at its cheapest listed rate. Nvidia RTX PRO 4000: $98 for 730 hours at its cheapest listed rate.