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estimate

Can I run Gemma 2 27B on an RTX 3090?

Yes, fully in VRAM (estimate)

Can I run Gemma 2 27B on an RTX 3090? Yes, fully in VRAM (estimate). About 19.4 GB at Q4_K_M (estimate).

Updated . The later of the hardware price date and the formula date.

Gemma 2 27B on RTX 3090, formula estimate
QuantContextWeightsKVOverheadTotalUsableFitEst. tok/s
Q4 Q4_K_M8,192 tokens16.3 GB estimate2.3 GB estimate0.8 GB estimate19.4 GB estimate23.4 GB estimatefull39 tok/s estimate
Q5 Q5 (~0.71 bytes/param)8,192 tokens19.3 GB estimate2.3 GB estimate0.8 GB estimate22.4 GB estimate23.4 GB estimatefull34 tok/s estimate
Q8 Q88,192 tokens29.1 GB estimate2.3 GB estimate0.8 GB estimate32.2 GB estimate23.4 GB estimateno—
FP16 FP168,192 tokens54.4 GB estimate2.3 GB estimate0.8 GB estimate57.5 GB estimate23.4 GB estimateno—
Q4, longer context8,192 tokens16.3 GB estimate2.3 GB estimate0.8 GB estimate19.4 GB estimate23.4 GB estimatefull39 tok/s estimate

Formula estimate, not a benchmark. Method →

Cheapest catalog option that fits at Q4

Radeon RX 7900 XTX 24GB, new (out of stock), €1,050, dated 2026-10-16. No buy link.

This hardware

$1,370€1,224

used (median of sold listings)

price as of 16 Oct 2026

new (lowest in-stock EU): $2,483€2,218. GPU PRIX. New low €2,218, Zotac Trinity OC, France. Page last updated 16 Oct 2026.

pcprice.watch

Used median €1,224, typical €1,136–€1,312, 232 eBay sold sales over 90 days, updated 16 Oct 2026. Not an EU retail listing.

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Gemma 2 27B on RTX 3090

[![Gemma 2 27B Q4 on RTX 3090: fits ✓ · est. 39 tok/s (estimate)](https://localllmrig.com/badge/gemma-2-27b/rtx-3090.svg)](https://localllmrig.com/can-i-run/gemma-2-27b/rtx-3090?utm_source=badge)

Questions

Can I run Gemma 2 27B on an RTX 3090?
Yes, fully in VRAM (estimate).
How much memory does Gemma 2 27B need at Q4?
About 19.4 GB at 8,192 tokens (estimate): 16.3 GB weights, 2.3 GB KV cache, 0.8 GB overhead.
How fast is Gemma 2 27B on RTX 3090 (estimate)?
About 39 tok/s at Q4 (estimate, not a benchmark).
Gemma 2 27B on RTX 3090 (estimate) · localLLMrig