Can I Run Llama 4.5 on NVIDIA GeForce RTX 5090?

Autor: Jakub Rusinowski · Ostatnia aktualizacja: 12 lipca 2026

No — Llama 4.5 doesn't fit the NVIDIA GeForce RTX 5090's 32 GB; you're short by ~6 GB even at Q2_K. The cheapest card that runs it is the NVIDIA A100 80GB (80 GB).

Buy This HardwareRyzen AI Max+ 395 Laptop (Strix Halo, up to 128GB) — 96 GB VRAM · 120 W board powerDeploy in the Cloud NowRTX 5090 on RunPod

or compare on Vast.ai

As an Amazon Associate we earn from qualifying purchases. Cloud GPU links are referral links — we may earn a commission at no extra cost to you.

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.

NVIDIA GeForce RTX 5090 Specs

VRAM32 GB
Memory Bandwidth1792 GB/s

Llama 4.5 Scout on the NVIDIA GeForce RTX 5090: VRAM by quantization

QuantVRAM neededFits 32 GB?Max context
F16220.2 GB✗ No
Q8_0118 GB✗ No
Q6_K91.6 GB✗ No
Q5_K_M79.4 GB✗ No
Q4_K_M68 GB✗ No
Q3_K_M48.6 GB✗ No
Q2_K38 GB✗ No

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.

Why It Does Not Fit

Every Llama 4.5 variant requires more VRAM than the NVIDIA GeForce RTX 5090 provides (32 GB).

Nearest GPU That Fits

NVIDIA A100 80GB (80 GB VRAM).

NVIDIA A100 80GB PCIe
80 GB VRAM · 300 W board power
Ceny w 2026 są niestabilne — sprawdź aktualną ofertę.
Sprawdź cenę na Amazon
Won't fit — rent Llama 4.5 instead

Llama 4.5 needs ~66 GB but this GPU has 32 GB. Rent a A100 (80 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 $0.77/hr · typical low · varies
Rent on Vast.ai →
RunPod $1.39/hr
Rent on RunPod →

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

FAQ

Llama 4.5 on the NVIDIA GeForce RTX 5090 — does it fit?

No — Llama 4.5 doesn't fit the NVIDIA GeForce RTX 5090's 32 GB; you're short by ~6 GB even at Q2_K. The cheapest card that runs it is the NVIDIA A100 80GB (80 GB).

What GPU should I get instead to run Llama 4.5?

The NVIDIA A100 80GB (80 GB VRAM) is the cheapest upgrade that fits it.

Llama 4.5 on Other GPUs

Popular Models on the NVIDIA GeForce RTX 5090

VRAM Tier

Troubleshooting

Buying Guide

← Can I Run It? | Llama 4.5 Model Page | NVIDIA GeForce RTX 5090 GPU Page | Check Your Hardware