This page answers Stepfun AI Step 3 5 Flash q8 quantization queries with explicit calculations from our model requirement dataset and compatibility speed table.
Short answer: Stepfun AI Step 3 5 Flash typically needs around 3GB VRAM at Q8, and 4GB is safer for smoother usage.
Exact Q8 requirement from model requirement data.
Throughput data below uses available compatibility measurements/estimates and is sorted by tokens per second for this model.
Need general guidance? Review full methodology.
| GPU | VRAM | Quantization | Speed | Compatibility | Buy |
|---|---|---|---|---|---|
| AMD Instinct MI300X | 192GB | Q8 | 641 tok/s | View full compatibility | Buy options |
| NVIDIA H200 SXM 141GB | 141GB | Q8 | 579 tok/s | View full compatibility | Buy options |
| NVIDIA H100 SXM5 80GB | 80GB | Q8 | 416 tok/s | View full compatibility | Buy options |
| AMD Instinct MI250X | 128GB | Q8 | 401 tok/s | View full compatibility | Buy options |
| NVIDIA H100 PCIe 80GB | 80GB | Q8 | 264 tok/s | View full compatibility | Buy options |
| RTX 5090 | 32GB | Q8 | 252 tok/s | View full compatibility | Buy options |
| NVIDIA A100 80GB SXM4 | 80GB | Q8 | 245 tok/s | View full compatibility | Buy options |
| AMD Instinct MI210 | 64GB | Q8 | 200 tok/s | View full compatibility | Buy options |
| NVIDIA A100 40GB PCIe | 40GB | Q8 | 191 tok/s | View full compatibility | Buy options |
| RTX 4090 | 24GB | Q8 | 151 tok/s | View full compatibility | Buy options |
| NVIDIA RTX 6000 Ada | 48GB | Q8 | 150 tok/s | View full compatibility | Buy options |
| NVIDIA L40 | 48GB | Q8 | 139 tok/s | View full compatibility | Buy options |
Stepfun AI Step 3 5 Flash at Q8 is estimated to require about 3GB VRAM minimum, with 4GB recommended for smoother operation.
Start with AMD Instinct MI300X, NVIDIA H200 SXM 141GB, NVIDIA H100 SXM5 80GB and review each compatibility page for full speed and fit details.
Q8 is a balance point between memory usage and quality. If your GPU is below 3GB, consider lower-bit quantization; if you have extra VRAM, compare Q8/FP16 options for quality-sensitive workloads.