Three big open-source models from the Arena agent leaderboard, filtered to Open Source. For each, the memory math is shown as a formula you can follow yourself, then the minimum hardware that actually clears it.
License: Apache 2.0 (open) · 295 billion parameters
295 billion params × 1 GB = 295 GB, +20% working room = 354 GB required
4 × RTX PRO 6000 Blackwell Workstation Edition
| Required (with headroom) | 354 GB |
|---|---|
| This build's total memory | 384 GB |
| Headroom | 30 GB |
| Total price | $53,000 |
| Total power | 2,400 W |
License: MIT (open) · 753 billion parameters
753 billion params × 1 GB = 753 GB, +20% working room = 903.6 GB required
1 × HGX B200 server
| Required (with headroom) | 903.6 GB |
|---|---|
| This build's total memory | 1,440 GB |
| Headroom | 536.4 GB |
| Total price | $450,000 |
| Total power | 14,300 W |
License: MIT (open) · 1,600 billion parameters
1,600 billion params × 1 GB = 1,600 GB, +20% working room = 1,920 GB required
2 × HGX B200 server
| Required (with headroom) | 1,920 GB |
|---|---|
| This build's total memory | 2,880 GB |
| Headroom | 960 GB |
| Total price | $900,000 |
| Total power | 28,600 W |