Can I Run Granite 4.1 30B on NVIDIA GeForce RTX 3080 (10GB)?

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

Written by Jakub Rusinowski · Last updated August 15, 2026

No. Granite 4.1 30B needs 30.9 GB at FP8 (Q4 est. ~12-15GB, unconfirmed) and the NVIDIA GeForce RTX 3080 (10GB) has only 10 GB. No quantization we publish closes a gap that size.

The numbers

Model	Granite 4.1 30B
Parameters	30B
Quantization	FP8 (Q4 est. ~12-15GB, unconfirmed)
VRAM needed	30.9 GB
NVIDIA GeForce RTX 3080 (10GB) VRAM	10 GB
Verdict	Does not fit

What to do next

Either step down to a smaller size in this family, or move to a NVIDIA GeForce RTX 5090 (32 GB), the cheapest card we track with enough VRAM.

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Cheapest card we track with enough VRAM for Granite 4.1 30B:

NVIDIA GeForce RTX 5090 32GB

32 GB VRAM · 575 W board power

2026 prices are volatile — check the current listing.

Check price on Amazon

Won't fit — rent Granite 4.1 30B instead

Granite 4.1 30B needs ~31 GB but this GPU has 10 GB. Rent a A100 (40 GB)-class GPU by the hour instead of buying one:

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Vast.ai $0.55/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 IBM Granite 4.1 sizes on the NVIDIA GeForce RTX 3080 (10GB)

Granite 4.1 8B — runs (4.8 GB)
Granite 4.1 3B — runs (1.8 GB)

Granite 4.1 30B on nearby hardware

AMD Radeon RX 9060 XT 8GB (8 GB) — does not fit
NVIDIA GeForce RTX 5070 (12 GB) — does not fit

All IBM Granite 4.1 sizes on the NVIDIA GeForce RTX 3080 (10GB) | VRAM calculator for Granite 4.1 30B | NVIDIA GeForce RTX 3080 (10GB) GPU page | Check your hardware