Nvidia RTX 4090 vs Nvidia RTX A6000
Nvidia RTX A6000 is the more capable pick; Nvidia RTX 4090 is the cheaper one - which wins comes down to the job below.
~$1,900
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The verdict
- Plex
- Nvidia RTX A6000 transcodes more streams (~24 vs ~12).
- Local AI
- Nvidia RTX A6000 has more VRAM (48GB vs 24GB) - up to ~33B (Q4).
Which wins for each job
| Job | Nvidia RTX 4090 | Nvidia RTX A6000 |
|---|---|---|
| Plex transcode | ~12 streams | ~24 streams win |
| Frigate NVR | ~25 cameras | ~25 cameras |
| Local LLM | 24GB VRAM | 48GB VRAM win |
| Fits a mini-PC | full-size PCIe, DIY build | full-size PCIe, DIY build |
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 4090 | Nvidia RTX A6000 |
|---|---|---|
| Price (list) | $1,900 | $4,000 |
| Type | gpu | gpu |
| Interface | pcie | pcie |
| Transcode | H.264/HEVC/AV1 encode (NVENC Ada) | H.264/HEVC (NVENC Ampere) |
| Frigate detector | TensorRT | TensorRT |
| TOPS | - | - |
| VRAM (GB) | 24 | 48 |
| Low profile | no | no |
| GPU sharing | - | vgpu |
| Power (W) | 450 | 300 |