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FLUX.1 Dev on NVIDIA GeForce RTX 4060 8GB

NVIDIA GeForce RTX 4060 8GB can run FLUX.1 Dev at Q4_K_M, though performance is marginal. Consider a higher-end GPU for better results.

Model Size

12B

Device VRAM

8 GB

Bandwidth

272 GB/s

Quantizations Tested

1

Performance by Quantization

Each row shows FLUX.1 Dev performance at a different quality level on NVIDIA GeForce RTX 4060 8GB.

QuantizationSpeedTTFTFits in VRAMRatingConfidence
Q4_K_M✓ YesMarginalestimated

Notes

Q4_K_M

Q4_K_M fits with ~0.8GB headroom. Slow image generation. FP16 and Q8_0 don't fit.

About FLUX.1 Dev

FLUX.1 Dev (12B) is a image gen model. State-of-the-art image generation. Significantly better prompt adherence and image quality than SDXL. 12B parameter transformer model (not diffusion UNet). FP16 requires 24GB VRAM, but Q4 quantization brings it to 8GB GPUs. Non-commercial license.

View all FLUX.1 Dev hardware options →

About NVIDIA GeForce RTX 4060 8GB

NVIDIA GeForce RTX 4060 8GB has 8 GB at 272 GB/s. Street price: $289.

See all models NVIDIA GeForce RTX 4060 8GB can run →

Source: Q4_K_M 7.2GB fits in 8GB but tight. Image gen ~30-60 sec per image (2026-03-15)

Data last updated: 2026-03-01