Can I Run Llama 4 on NVIDIA L40S?

Written by Jakub Rusinowski · Last updated July 21, 2026

No — Llama 4 doesn't fit the NVIDIA L40S's 48 GB. The cheapest card that runs it is the NVIDIA A100 80GB (80 GB).

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NVIDIA L40S Specs

VRAM48 GB
Memory Bandwidth864 GB/s

Llama 4 Scout 17B on the NVIDIA L40S: VRAM by quantization

QuantVRAM neededFits 48 GB?Max context
F16219.6 GB✗ No
Q8_0117.4 GB✗ No
Q6_K91 GB✗ No
Q5_K_M78.9 GB✗ No
Q4_K_M67.4 GB✗ No
Q3_K_M48.1 GB✗ No
Q2_K37.4 GB✓ Yes32K

VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 48 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 variant requires more VRAM than the NVIDIA L40S provides (48 GB).

Nearest GPU That Fits

NVIDIA A100 80GB (80 GB VRAM).

NVIDIA A100 80GB PCIe
80 GB VRAM · 300 W board power
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Won't fit — rent Llama 4 instead

Llama 4 needs ~66 GB but this GPU has 48 GB. Rent a A100 (80 GB)-class GPU by the hour instead of buying one:

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Vast.ai $0.77/hr · typical low · varies
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Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.

FAQ

Llama 4 on the NVIDIA L40S — does it fit?

No — Llama 4 doesn't fit the NVIDIA L40S's 48 GB. The cheapest card that runs it is the NVIDIA A100 80GB (80 GB).

What GPU should I get instead to run Llama 4?

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

Llama 4 on Other GPUs

Popular Models on the NVIDIA L40S

VRAM Tier

Troubleshooting

Buying Guide

← Can I Run It? | Llama 4 Model Page | NVIDIA L40S GPU Page | Check Your Hardware