Can I Run Gemma 3 on NVIDIA GeForce RTX 5090?

Autor: Jakub Rusinowski · Ostatnia aktualizacja: 12 marca 2025

Yes, comfortably — you'll have ~15.5 GB of headroom running Gemma 3 27B Instruct at Q4_K_M (16.5 GB, ~109 tok/s (est.)) with room for up to 8K context.

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Sprawdź cenę na Amazon — NVIDIA GeForce RTX 5090 32GB

NVIDIA GeForce RTX 5090 Specs

VRAM32 GB
Memory Bandwidth1792 GB/s

Gemma 3 27B Instruct on the NVIDIA GeForce RTX 5090: VRAM by quantization

QuantVRAM neededFits 32 GB?Max context
F1659 GB✗ No
Q8_033.6 GB✗ No
Q6_K27.1 GB✓ Yes8K
Q5_K_M24.1 GB✓ Yes8K
Q4_K_M21.3 GB✓ Yes8K
Q3_K_M16.5 GB✓ Yes16K
Q2_K13.8 GB✓ Yes16K

VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 32 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.

Gemma 3 Sizes That Fit the NVIDIA GeForce RTX 5090

Gemma 3 27B InstructQ4_K_M · 16.5 GB · ~109 tok/s (est.)
Gemma 3 12B InstructQ4_K_M · 8.1 GB · ~221 tok/s (est.)
Gemma 3 4B InstructQ4_K_M · 3.8 GB · ~400 tok/s (est.)
Gemma 3 1B InstructQ4_K_M · 0.9 GB · ~400 tok/s (est.)
Buy vs. rent Gemma 3
Buy the GPU
~$1,999
NVIDIA GeForce RTX 5090 · MSRP
Rent by the hour
from $0.34/hr
RTX 4090 (24 GB) class

At 2 hrs/day, buying (~$1,999) beats renting at $0.34/hr after about 8.2 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.

FAQ

Gemma 3 on the NVIDIA GeForce RTX 5090 — does it fit?

Yes, comfortably — you'll have ~15.5 GB of headroom running Gemma 3 27B Instruct at Q4_K_M (16.5 GB, ~109 tok/s (est.)) with room for up to 8K context.

Which Gemma 3 variant fits best on the NVIDIA GeForce RTX 5090?

Gemma 3 27B Instruct at Q4_K_M quantization (16.5 GB), estimated ~109 tokens/sec, up to 8K context.

Gemma 3 on Other GPUs

Popular Models on the NVIDIA GeForce RTX 5090

VRAM Tier

Troubleshooting

Buying Guide

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