Can I Run Qwen3.8-Flash-Next on NVIDIA GeForce RTX 4070 Ti?

Name: LLM Configurator — GPU VRAM Checker
Author: LLM Configurator

Written by Jakub Rusinowski · Last updated September 11, 2026

No. Qwen3.8-Flash-Next needs 108.7 GB at Q4_K_M and the NVIDIA GeForce RTX 4070 Ti has only 12 GB. No quantization we publish closes a gap that size.

The numbers

Model	Qwen3.8-Flash-Next
Parameters	180B (6B active)
Quantization	Q4_K_M
VRAM needed	108.7 GB
NVIDIA GeForce RTX 4070 Ti VRAM	12 GB
Verdict	Does not fit

What to do next

Either step down to a smaller size in this family, or move to a Apple M4 Max (128 GB), the cheapest card we track with enough VRAM.

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Cheapest card we track with enough VRAM for Qwen3.8-Flash-Next:

Apple Mac Studio M4 Max

128 GB VRAM · 35 W board power

2026 prices are volatile — check the current listing.

Check price on Amazon

Won't fit — rent Qwen3.8-Flash-Next instead

Qwen3.8-Flash-Next needs ~109 GB but this GPU has 12 GB. Rent a 2× A100 (160 GB)-class GPU by the hour instead of buying one:

Affiliate links — we may earn a commission if you sign up, at no extra cost to you.

Vast.ai $1.54/hr · typical low · varies

Rent on Vast.ai →

RunPod $2.78/hr

Rent on RunPod →

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

Other Qwen3.8 sizes on the NVIDIA GeForce RTX 4070 Ti

Qwen3.8-Max — does not fit (1449.0 GB)
Qwen3.8 27B — does not fit (16.8 GB)

Qwen3.8-Flash-Next on nearby hardware

Intel Arc B570 (10 GB) — does not fit
NVIDIA GeForce RTX 5080 (16 GB) — does not fit

All Qwen3.8 sizes on the NVIDIA GeForce RTX 4070 Ti | VRAM calculator for Qwen3.8-Flash-Next | NVIDIA GeForce RTX 4070 Ti GPU page | Check your hardware