OwnRig

Gemma 3 12B on NVIDIA GeForce RTX 3080 10GB

NVIDIA GeForce RTX 3080 10GB can run Gemma 3 12B at 28 tok/s at Q3_K_M, though performance is acceptable. Consider a higher-end GPU for better results.

Model Size

12.2B

Device VRAM

10 GB

Bandwidth

760 GB/s

Quantizations Tested

1

Performance by Quantization

Each row shows Gemma 3 12B performance at a different quality level on NVIDIA GeForce RTX 3080 10GB.

QuantizationSpeedTTFTFits in VRAMRatingConfidence
Q3_K_M28 tok/s220ms✓ YesAcceptableestimated

Notes

Q3_K_M

Tight fit at Q3_K_M (~7.5GB). 760 GB/s helps despite compression.

About Gemma 3 12B

Gemma 3 12B (12.2B) is a chat, coding, multi-purpose model. Google's efficient 12B model with strong chat and coding support.

View all Gemma 3 12B hardware options →

About NVIDIA GeForce RTX 3080 10GB

NVIDIA GeForce RTX 3080 10GB has 10 GB at 760 GB/s. Street price: $399.

See all models NVIDIA GeForce RTX 3080 10GB can run →

Source: Performance estimates based on model size and device bandwidth (2026-03-15)

Data last updated: 2026-03-15