Can Desktop PC · Radeon RX 7900 XT · 32 GB RAM run Nemotron 3.5 Bolt 74B-A9B?
20 GB VRAM + 32 GB RAM · 800 GB/s memory bandwidth · Nemotron 3.5 Bolt 74B-A9B has 74B parameters (9B active per token).
Short answer
It loads, but it's borderline even for chat.
Best quantization for chat: 4-bit (39 GB of weights) on LM Studio. Generation: 8–14 tok/s, leaving about 0.0 GB free for your other apps.
How it rates for each workload
Same model and machine, different jobs. Agents and long documents send far bigger prompts than chat, so they need much more speed and memory.
| Workload | Verdict | Quant | Generation | First reply | Context | |
|---|---|---|---|---|---|---|
| Chatwith Open WebUI | Borderline | 4-bit | 8–14 tok/s | ≈2 s | 8K | Details |
| Coding questionswith Continue | Borderline | 4-bit | 8–14 tok/s | ≈15 s | 16K | Details |
| Coding in a repositorywith Aider | Borderline | 4-bit | 8–13 tok/s | ≈40 s | 32K | Details |
| Agentic codingwith OpenCode | Borderline | 4-bit | 8–13 tok/s | ≈55 s | 32K | Details |
| Long documents (64K)with Open WebUI | Borderline | 4-bit | 7–12 tok/s | ≈3 min | 64K | Details |
Speeds are bandwidth-based estimates; no direct benchmark exists for this pair. “First reply” is the time to read the workload’s opening prompt. How we calculate
Other models for Desktop PC · Radeon RX 7900 XT · 32 GB RAM
The best-rated models for chat on this machine.
- LFM2.5 24B-A2B240–410 tok/sExcellent
- gpt-oss-20b150–240 tok/sExcellent
- Gemma 4 26B-A4B120–200 tok/sExcellent
- Qwen3.6 35B-A3B200–340 tok/sExcellent
- Qwen3.8 27B25–40 tok/sExcellent
- Qwen3.5 35B-A3B200–340 tok/sExcellent
Cheapest machines for Nemotron 3.5 Bolt 74B-A9B
Hardware rated comfortable or better for chat, lowest price first.
- Ryzen AI Max+ 395 mini PC / Framework Desktop · 64 GB$1,600 · 30–40 tok/sExcellent
- Ryzen AI Max+ 395 mini PC / Framework Desktop · 128 GB$2,000 · 30–40 tok/sExcellent
- Mac mini M4 Pro 64 GB$2,199 · 25–35 tok/sExcellent
- Mac Studio M1 Max 64 GB$2,399 · 35–45 tok/sExcellent
- Mac mini M5 Pro 64 GB$2,499 · 20–35 tok/sExcellent
- Mac Studio M2 Max 64 GB$2,599 · 35–45 tok/sExcellent
Different tool, context size or workload?
These pages use typical settings. The full check models your exact setup.