GoogleGemma 3 27B on AMD Radeon RX 9070
AMD Radeon RX 9070 runs Gemma 3 27B at Q3_K_M — 10 tok/s. Usable on 16 GB VRAM — see full quantization options below.
Model Size
27.23B
Device VRAM
16 GB
Bandwidth
640 GB/s
Quantization
Q3_K_M
Performance by Quantization
OwnRig currently has one published compatibility entry for Gemma 3 27B on AMD Radeon RX 9070 at Q3_K_M. This is the best supported pairing we can stand behind today.
| Quantization | Speed | TTFT | Fits in VRAM | Rating | Confidence |
|---|---|---|---|---|---|
| Q3_K_M | 10 tok/s | 682ms | ✓ Yes | Acceptable | estimated |
Notes
Q3_K_M
RDNA 4 card with improving ROCm support; Vulkan remains the safer default in llama.cpp. Q3_K_M fits in VRAM on this card.
About Gemma 3 27B
Gemma 3 27B (27.23B) is a chat, coding, reasoning, multi-purpose model. Google's largest open-weight model before Gemma 4. Capable reasoning and instruction following. At 27B parameters, it sits between 8B models (too limited) and 70B models (too expensive). Wide multilingual support. Fits on 24 GB GPUs at Q4.
View all Gemma 3 27B hardware options →About AMD Radeon RX 9070
AMD Radeon RX 9070 has 16 GB at 640 GB/s. Street price: $549.
See all models AMD Radeon RX 9070 can run →Estimate method: Estimated from rtx-4060-ti-16gb compatibility patterns plus ROCm/Vulkan adjustments. Reference hardware source: github.com (2026-04-18)
Performance varies by driver version, inference engine, quantization method, context length, and system configuration. Figures shown are estimates based on community benchmarks and may not reflect your exact setup. Product names are trademarks of their respective owners. OwnRig is independent and not affiliated with any hardware or AI model provider.