Can the NVIDIA RTX 5080 run Gemma 2 9B?

Yes
QuantQ8_0Near-lossless
Memory13.2 GBof 16 GB
Speed~59tokens/s

Yes. The NVIDIA RTX 5080 can run Gemma 2 9B fully in VRAM at Q8_0 (near-lossless), using about 13.2 GB of the 16 GB available, at roughly 59 tokens/second.

Try other context lengths in the calculator →

Memory needed by quantization

At 8,192 tokens of context.

QuantQualityMemoryFits?Speed
FP16Full quality21.9 GBToo big—
Q8_0Near-lossless13.2 GBFits~59 tok/s
Q6_KExcellent11 GBFits~76 tok/s
Q5_K_MVery good10 GBFits~88 tok/s
Q4_K_MGood, most popular9 GBFits~103 tok/s
Q3_K_MNoticeably degraded7.9 GBFits~128 tok/s
Q2_KHeavily degraded6.9 GBFits~166 tok/s

How to run Gemma 2 9B on the NVIDIA RTX 5080

With Ollama installed, one command downloads and starts it:

ollama run gemma2:9b

Ollama's default download is Q4_K_M (about 9 GB here). You have room for Q8_0, which is near-lossless: pick that GGUF in LM Studio or from Hugging Face.

GPUs that run Gemma 2 9B comfortably

Models that run well on the NVIDIA RTX 5080

Run it in the cloud

Don't want to buy hardware? Run Gemma 2 9B on a rented GPU today.

Rent a cloud GPU by the hour. No upfront cost, cancel any time.