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Qwen3.5 397B A17B
Limited data available — some specs may be incomplete or estimated.
0K tokensContextUnknownLicense5 EntryQuality
Qwen3.5 397B A17B (397B parameters) requires approximately 290.5 GB of VRAM with Q4_K_M quantization. For the best balance of quality and speed, we recommend hardware with at least 335 GB of VRAM.
Quick specs
Parameters397B
Architecturedense
Context0K tokens
Modalitytext
Min RAM154.8 GB
Rec. RAM242.2 GB (Q4_K_M)
LicenseUnknown
FamilyQwen
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Quantization options
VRAM estimates by quant level
No hardware detected — fit column shows raw VRAM estimates
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 154.8 GB | Low | — |
Q3_K_S | 3 | 194.5 GB | Low | — |
NVFP4 | 4 | 222.3 GB | Medium | — |
Q4_K_M | 4 | 242.2 GB | Medium | — |
Q5_K_M | 5 | 285.8 GB | High | — |
Q6_K | 6 | 325.5 GB | High | — |
Q8_0 | 8 | 424.8 GB | Very High | — |
F16 | 16 | 813.8 GB | Maximum | — |
Hardware compatibility
Fit estimates across all hardware
Computing compatibility...
Memory breakdown
Reference: RTX 2060 6GB
Weights242.2 GB
KV Cache46.5 GB
Runtime1.2 GB
Headroom0.6 GB
Frequently asked questions
FAQ — Qwen3.5 397B A17B
See also