Can the RTX 5070 Ti 16 GB run Mage-Flow (Microsoft)?
Yes. 16-bit fits on the RTX 5070 Ti 16 GB with 6.0 GB to spare.
Take 16-bit (8.2 GB). In use it comes to about 10.0 GB, with 6.0 GB left over on 16 GB.
01What to download
| Part | File | Folder | Size | |
|---|---|---|---|---|
| Model | mage_flow_bf16.safetensors 16-bit · Comfy-Org/Mage-Flow | models/diffusion_models | 8.2 GB | Download → |
| Text encoder | qwen3vl_4b_bf16.safetensors Qwen3-VL 4B BF16 · Comfy-Org/Mage-Flow | models/text_encoders | 8.9 GB | Download → |
| VAE | mage_flow_vae_bf16.safetensors Mage-Flow VAE · Comfy-Org/Mage-Flow | models/vae | 0.3 GB | Download → |
| Total download · keep about the same free on disk | 17.5 GB | |||
Sizes from Hugging Face, 2026-10-01.
02Every Mage-Flow file on 16 GB
| File | Size | Needed | On this card | Quality | Download |
|---|---|---|---|---|---|
| 16-bit ← SAFETENSORS · Comfy-Org | 8.2 GB | 10.0 GB | fits · 6.0 GB spare | the original weights | Hugging Face → |
| INT8 SAFETENSORS · Comfy-Org | 4.2 GB | 6.0 GB | fits · 10.0 GB spare | practically identical to the original | Hugging Face → |
“Needed” adds 1 GB of working memory for Mage-Flow and a 0.8 GB reserve. Sizes 2026-10-01.
03Measured and reported results
Nobody has sent measured numbers for this pair yet. If you run Mage-Flow on a RTX 5070 Ti 16 GB, send your time per image and peak VRAM and it will appear here, credited.
04About the RTX 5070 Ti 16 GB
The RTX 5070 Ti 16 GB is a Blackwell GPU with FP8 and FP4 hardware: ComfyUI computes Comfy-Org's FP8 files natively here, and NVFP4 files (where a model offers them) are faster still.
16 GB GDDR7 · 256-bit · 896 GB/s · Blackwell. Everything that runs on it →
05Questions
How much VRAM does Mage-Flow need?
Around 6.0 GB with the smallest file (INT8) and 6.0 GB with an 8-bit file (INT8). The full 16-bit file needs about 10.0 GB.
Which Mage-Flow file should I download for the RTX 5070 Ti 16 GB?
16-bit (8.2 GB) from Comfy-Org/Mage-Flow.
How much do I need to download for Mage-Flow on the RTX 5070 Ti 16 GB?
17.5 GB: mage_flow_bf16.safetensors, qwen3vl_4b_bf16.safetensors, mage_flow_vae_bf16.safetensors.