Nvidia RTX 4000 SFF Ada vs Nvidia RTX PRO 4000 Blackwell SFF
Nvidia RTX PRO 4000 Blackwell SFF is the more capable pick; Nvidia RTX 4000 SFF Ada is the cheaper one - which wins comes down to the job below.
The verdict
- Plex
- Nvidia RTX 4000 SFF Ada transcodes more streams (~45 vs ~12).
- Local AI
- Nvidia RTX PRO 4000 Blackwell SFF has more VRAM (24GB vs 20GB) - up to ~33B (Q4).
Which wins for each job
| Job | Nvidia RTX 4000 SFF Ada | Nvidia RTX PRO 4000 Blackwell SFF |
|---|---|---|
| Plex transcode | ~45 streams win | ~12 streams |
| Frigate NVR | ~25 cameras | ~25 cameras |
| Local LLM | 20GB VRAM | 24GB VRAM win |
| Fits a mini-PC | low-profile PCIe | low-profile PCIe |
Approximate - capacity estimates from curated specs, the same logic as the recommender. Verify against your exact setup. Prices move; check the retailer.
Full specs
| Spec | Nvidia RTX 4000 SFF Ada | Nvidia RTX PRO 4000 Blackwell SFF |
|---|---|---|
| Price (list) | $1,250 | $1,500 |
| Type | gpu | gpu |
| Interface | pcie | pcie |
| Transcode | H.264/HEVC/AV1 encode (NVENC Ada) | H.264/HEVC/AV1 (NVENC Blackwell 4:2:2) |
| Frigate detector | TensorRT | TensorRT |
| TOPS | - | - |
| VRAM (GB) | 20 | 24 |
| Low profile | yes | yes |
| GPU sharing | vgpu | vgpu |
| Power (W) | 70 | 70 |