Can I Run Gemma 4 on NVIDIA GeForce RTX 4090?

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

Autor: Jakub Rusinowski · Ostatnia aktualizacja: 3 czerwca 2026

Yes, comfortably — you'll have ~6 GB of headroom running Gemma 4 31B at Q4_K_M (18 GB, ~56 tok/s (est.)).

Ujawnienie afiliacyjne: Niektóre odnośniki na tej stronie to linki afiliacyjne — jeśli dokonasz zakupu za ich pośrednictwem, LLM Configurator może otrzymać prowizję bez dodatkowych kosztów dla Ciebie. Jako uczestnik programu Amazon Associates, LLM Configurator zarabia na kwalifikujących się zakupach.

Sprawdź cenę na Amazon — NVIDIA GeForce RTX 4090 24GB

NVIDIA GeForce RTX 4090 Specs

VRAM	24 GB
Memory Bandwidth	1008 GB/s

Gemma 4 31B on the NVIDIA GeForce RTX 4090: VRAM by quantization

Quant	VRAM needed	Fits 24 GB?	Max context
F16	72.7 GB	✗ No	—
Q8_0	43.7 GB	✗ No	—
Q6_K	36.1 GB	✗ No	—
Q5_K_M	32.7 GB	✗ No	—
Q4_K_M	29.4 GB	✗ No	—
Q3_K_M	23.9 GB	✓ Yes	4K
Q2_K	20.9 GB	✓ Yes	4K

VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 24 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.

Gemma 4 Sizes That Fit the NVIDIA GeForce RTX 4090

Gemma 4 31B	Q4_K_M · 18 GB · ~56 tok/s (est.)
Gemma 4 26B-A4B	Q4_K_M · 16 GB · ~400 tok/s (est.)
Gemma 4 12B (Unified)	Q4_K_M · 10 GB · ~101 tok/s (est.)
Gemma 4 E4B	Q4 (QAT) · 5.5 GB · ~183 tok/s (est.)
Gemma 4 E2B	Q4 (QAT) · 5 GB · ~202 tok/s (est.)

Buy vs. rent Gemma 4

Buy the GPU

~$1,599

NVIDIA GeForce RTX 4090 · MSRP

Rent by the hour

from $0.34/hr

RTX 4090 (24 GB) class

At 2 hrs/day, buying (~$1,599) beats renting at $0.34/hr after about 6.5 years.

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

RunPod $0.34/hr

Rent on RunPod →

Vast.ai $0.35/hr · typical low · varies