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
19.62 GB
No
361.6±est.
Q4
8K default
21.09 GB
No
313.0±est.
Q4
32K
29.86 GB
No
156.1±est.
FP16
4K
64.86 GB
No
—
FP16
8K default
66.33 GB
No
—
FP16
32K
75.1 GB
No
—
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).