Estimates from memory-bandwidth formula; rows marked "measured" override. Methodology.
Fit & speed by quant and context
Quant
Context
VRAM needed
Fits?
tok/s (decode)
Q4
4K
48.26 GB
Yes
29.3±est.
Q4
8K default
55.53 GB
Yes
29.3±est.
Q4
32K
99.15 GB
No
54.5±est.
FP16
4K
153.67 GB
No
6.2±est.
FP16
8K default
160.94 GB
No
5.7±est.
FP16
32K
204.56 GB
No
3.5±est.
Fits = weights + KV(ctx) + 1 GB overhead ≤ 95% of VRAM. Measured anchors are context-agnostic; the fit verdict is recomputed per context. A missing tok/s means the model is far beyond this card (offload-only territory).