Can I Run 1-bit Bonsai 27B on NVIDIA GeForce RTX 4070 Ti?

Written by Jakub Rusinowski · Last updated August 15, 2026

Yes. 1-bit Bonsai 27B needs 3.8 GB at 1-bit (binary, ~1.125 bpw) and the NVIDIA GeForce RTX 4070 Ti has 12 GB, leaving about 8.2 GB of headroom, at roughly 82 tok/s (estimated) with room for up to 16K of context.

The numbers

Model1-bit Bonsai 27B
Parameters27B
Quantization1-bit (binary, ~1.125 bpw)
VRAM needed3.8 GB
NVIDIA GeForce RTX 4070 Ti VRAM12 GB
VerdictRuns
Max context16K
Estimated speed~82 tok/s

What to do next

Nothing to change — run it at 1-bit (binary, ~1.125 bpw). If you want more capability, check whether the next size up also fits.

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Running 1-bit Bonsai 27B on this card:

NVIDIA GeForce RTX 4070 Ti 12GB
12 GB VRAM · 285 W board power
2026 prices are volatile — check the current listing.
Check price on Amazon

Buy vs. rent 1-bit Bonsai 27B
Buy the GPU
~$799
NVIDIA GeForce RTX 4070 Ti · MSRP
Rent by the hour
from $0.34/hr
RTX 4090 (24 GB) class

At 2 hrs/day, buying (~$799) beats renting at $0.34/hr after about 3.3 years.

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RunPod $0.34/hr
Rent on RunPod →
Vast.ai $0.35/hr · typical low · varies
Rent on Vast.ai →

Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.

Other Bonsai 27B sizes on the NVIDIA GeForce RTX 4070 Ti

1-bit Bonsai 27B on nearby hardware

All Bonsai 27B sizes on the NVIDIA GeForce RTX 4070 Ti | VRAM calculator for 1-bit Bonsai 27B | NVIDIA GeForce RTX 4070 Ti GPU page | Check your hardware