NVIDIA RTX 3080 Ti - 12GB usable
Specifications
| Brand | NVIDIA |
|---|---|
| Model | RTX 3080 Ti |
| Usable VRAM | 12GB |
| Architecture | Ampere |
| CUDA / Stream Processors | 10,240 |
| Memory Bandwidth | 912 GB/s |
| TDP | 350W |
| FP32 TFLOPS | 34 |
Current Offers
Used from $450New from $580
Prices last updated:
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Price History
- eBay$450at high
- Amazon$580current
- Newegg$700mid-range
For AI / LLM Use
Entry-level for local AI. Handles 7B-8B models well.
What Models Can It Run?
- 14B Q4_K_M, 7B full precision
- 7B Q6_K, 14B Q3_K (tight)
- 7B Q4_K_M only
Estimated Performance
Generation: ~68 tokens/sec
Prefill: ~607 tokens/sec
Recommended Quantisations
- Q4_K_M for 14B (tight fit)
- Q6_K or Q8 for 7B models
Pros & Cons
Pros
- High memory bandwidth for fast generation
- Ampere architecture: broad CUDA software support
- Consumer card: easy to install, display output
Cons
- 12GB usable VRAM: may need quantization for 30B+ models
- 350W TDP: high power draw
Community Verdict
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