Can I Run GLM-5 / GLM-5.1 on NVIDIA GeForce RTX 4090?

作者: Jakub Rusinowski · 最后更新: 2026年7月12日

Yes, comfortably — you'll have ~4.7 GB of headroom running GLM-5 32B at Q4_K_M (19.32 GB, ~42 tok/s (est.)) with room for up to 16K context.

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24 GB VRAM · 450 W board power
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NVIDIA GeForce RTX 4090 Specs

VRAM24 GB
Memory Bandwidth1008 GB/s

GLM-5 32B on the NVIDIA GeForce RTX 4090: VRAM by quantization

QuantVRAM neededFits 24 GB?Max context
F1665.7 GB✗ No
Q8_035.7 GB✗ No
Q6_K28 GB✗ No
Q5_K_M24.4 GB✗ No
Q4_K_M21 GB✓ Yes16K
Q3_K_M15.4 GB✓ Yes32K
Q2_K12.2 GB✓ Yes32K

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.

GLM-5 / GLM-5.1 Sizes That Fit the NVIDIA GeForce RTX 4090

GLM-5 32BQ4_K_M · 19.32 GB · ~42 tok/s (est.)
GLM-5 9BQ4_K_M · 5.43375 GB · ~115 tok/s (est.)
Buy vs. rent GLM-5 / GLM-5.1
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~$1,599
NVIDIA GeForce RTX 4090 · MSRP
Rent by the hour
from $0.34/hr
RTX 4090 (24 GB) class

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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

Does the NVIDIA GeForce RTX 4090 have enough VRAM for GLM-5 / GLM-5.1?

Yes, comfortably — you'll have ~4.7 GB of headroom running GLM-5 32B at Q4_K_M (19.32 GB, ~42 tok/s (est.)) with room for up to 16K context.

Which quantization of GLM-5 / GLM-5.1 should I use on the NVIDIA GeForce RTX 4090?

GLM-5 32B at Q4_K_M quantization (19.32 GB), estimated ~42 tokens/sec, up to 16K context.

Every GLM-5 / GLM-5.1 size on the NVIDIA GeForce RTX 4090

SizeVRAMVerdictSpeed
GLM-5 744B449.2 GBDoes not fit
GLM-5.1 72B43.5 GBDoes not fit
GLM-5 32B19.3 GBRuns~42 tok/s
GLM-5 9B5.4 GBRuns~115 tok/s

GLM-5 / GLM-5.1 on Other GPUs

Popular Models on the NVIDIA GeForce RTX 4090

VRAM Tier

Troubleshooting

Buying Guide

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