AMD Radeon RX 7900 XT
20 GB · 800 GB/s · 315 W
Prices
Every retailer we track in Canada, cheapest first. Buy links may earn us a commission.
No retailer in this market lists it right now.
What it runs
Every model in the catalogue, with the best quant for this hardware. Estimates, not measurements.
| Model | Quant | Fits | Memory | Max context | Decode @128k | Prefill | Good for |
|---|---|---|---|---|---|---|---|
| gpt-oss 20B OpenAI | MXFP4 | fits | 15.8 GB | 128k | 47tok/sest. | 1693 tok/s | chat, coding, agents, long documents |
| Gemma 4 12B | Q8_0 | fits | 15.7 GB | 256k | 29tok/sest. | 1087 tok/s | chat, coding, long documents |
| Qwen 3.5 9B Alibaba Qwen | Q8_0 | fits | 14.5 GB | 255k256k with q8 cache | 32tok/sest. | 1292 tok/s | chat, coding, long documents |
| Qwen 3.5 4B Alibaba Qwen | Q8_0 | fits | 9.8 GB | 256k | 50tok/sest. | 2013 tok/s | chat, coding, long documents |
| Gemma 4 E4B | Q8_0 | fits | 12.7 GB | 128k | 37tok/sest. | 1812 tok/s | chat, coding, long documents |
| LFM2.5 8B-A1B Liquid AI | Q8_0 | fits | 15.9 GB | 125k | 35tok/sest. | 2422 tok/s | chat, coding, long documents |
| Qwen 3.8 27B Alibaba Qwen | UD-Q4_K_M | offload | 25.0 GB | 42k74k with q8 cache | 6tok/sest. | 377 tok/s | chat, coding |
| Qwen 3.5 122B-A10B Alibaba Qwen | UD-Q2_K_XL | offload | 43.7 GB | – | 8tok/sest. | 513 tok/s | – |
| Qwen 3.6 27B Alibaba Qwen | Q4_K_M | offload | 25.4 GB | 37k66k with q8 cache | 6tok/sest. | 375 tok/s | chat, coding |
| Gemma 4 31B | Q4_K_M | offload | 29.4 GB | 6k19k with q8 cache | 4tok/sest. | 328 tok/s | chat |
| Mistral Small 4 119B Mistral AI | UD-Q2_K_XL | offload | 41.8 GB | – | 10tok/sest. | 453 tok/s | chat |
| Qwen 3.6 35B-A3B Alibaba Qwen | UD-Q4_K_M | offload | 24.7 GB | – | 21tok/sest. | 1846 tok/s | chat, coding, agents, long documents |
| Qwen 3.5 27B Alibaba Qwen | Q4_K_M | offload | 25.3 GB | 39k68k with q8 cache | 6tok/sest. | 375 tok/s | chat, coding |
| Gemma 4 26B-A4B | UD-Q4_K_M | offload | 20.0 GB | 95k154k with q8 cache | 36tok/sest. | 2544 tok/s | chat, coding, agents, long documents |
| Qwen 3.5 35B-A3B Alibaba Qwen | Q4_K_M | offload | 24.6 GB | – | 21tok/sest. | 1851 tok/s | chat, coding, agents, long documents |
| GLM 4.7 Flash Z.ai | Q4_K_M | offload | 25.2 GB | 23k40k with q8 cache | 9tok/sest. | 861 tok/s | chat, coding, agents |
| Devstral Small 2 24B Mistral AI | Q4_K_M | offload | 34.9 GB | 31k56k with q8 cache | 3tok/sest. | 284 tok/s | chat, coding |
| Nemotron 3.5 Lightning 30B-A3B NVIDIA | UD-Q6_K_XL | offload | 34.9 GB | – | 14tok/sest. | 2078 tok/s | chat |
| Kimi Linear 48B-A3B Moonshot AI | Q4_K_M | offload | 30.6 GB | – | 24tok/sest. | 1236 tok/s | chat, coding, long documents |
| Qwen3 Coder 30B-A3B Alibaba Qwen | Q4_K_M | offload | 30.8 GB | 11k20k with q8 cache | 5tok/sest. | 477 tok/s | chat, coding, agents |
| Gemma 3 27B | Q4_K_M | offload | 27.4 GB | 30k58k with q8 cache | 5tok/sest. | 439 tok/s | chat, coding |
| Mistral Small 3.2 24B Mistral AI | Q4_K_M | offload | 34.9 GB | 31k56k with q8 cache | 3tok/sest. | 284 tok/s | chat, coding |
| Ministral 3 14B Mistral AI | Q4_K_M | offload | 29.2 GB | 66k120k with q8 cache | 4tok/sest. | 398 tok/s | chat, coding |
| Qwen3 14B Alibaba Qwen | Q4_K_M | offload | 29.9 GB | 40k | 4tok/sest. | 335 tok/s | chat, coding |
| DeepSeek R1 0528 Qwen3 8B DeepSeek | Q4_K_M | offload | 24.2 GB | 93k128k with q8 cache | 7tok/sest. | 568 tok/s | chat, coding |
| Qwen3 8B Alibaba Qwen | Q4_K_M | offload | 24.2 GB | 40k | 7tok/sest. | 568 tok/s | chat, coding |
| Phi-4 14B Microsoft | Q4_K_M | offload | 34.8 GB | 16k | 3tok/sest. | 312 tok/s | chat, coding |
| Ministral 3 8B Mistral AI | Q4_K_M | offload | 23.4 GB | 97k177k with q8 cache | 8tok/sest. | 587 tok/s | chat, coding |
| Granite 4.2 8B IBM | Q4_K_M | offload | 26.7 GB | 81k128k with q8 cache | 5tok/sest. | 489 tok/s | chat, coding, agents |
| Llama 3.1 8B Meta | Q4_K_M | offload | 22.1 GB | 105k128k with q8 cache | 10tok/sest. | 654 tok/s | chat, coding |
| DeepSeek V4 Flash DeepSeek | UD-Q2_K_XL | won't run | 102.5 GB | – | – | – | – |
| GLM 5.3 Flash Z.ai | UD-Q2_K_XL | won't run | 104.3 GB | – | – | – | – |
| Qwen 3.8 Flash Next Alibaba Qwen | UD-Q2_K_XL | won't run | 78.1 GB | – | – | – | – |
| MiniMax M2.7 MiniMax | UD-Q2_K_XL | won't run | 102.7 GB | – | – | – | – |
| Nemotron 3 Super 120B-A12B NVIDIA | UD-Q2_K_XL | won't run | 53.6 GB | – | – | – | – |
| Qwen3 Coder Next Alibaba Qwen | Q4_K_M | won't run | 49.8 GB | – | – | – | – |
| gpt-oss 120B OpenAI | MXFP4 | won't run | 65.1 GB | – | – | – | – |
| GLM 4.5 Air Z.ai | Q2_K | won't run | 66.8 GB | – | – | – | – |
| Qwen3 Next 80B-A3B Alibaba Qwen | Q4_K_M | won't run | 49.8 GB | – | – | – | – |
| Qwen3 32B Alibaba Qwen | Q4_K_M | won't run | 52.0 GB | – | – | – | – |
| DeepSeek R1 Distill Qwen 32B DeepSeek | Q4_K_M | won't run | 52.0 GB | – | – | – | – |
| Llama 3.3 70B Meta | Q4_K_M | won't run | 81.2 GB | – | – | – | – |
Specifications
From the manufacturer's published specifications; sources are linked where we have them.
- GPU
- Radeon RX 7900 XT
- Memory
- 20 GB GDDR6
- Memory bus
- 320-bit
- Memory bandwidth
- 800 GB/s
- FP16 compute
- 103 TFLOPS
- Software
- ROCm
- Board power
- 315 W
- PCIe generation
- Gen 4
- PCIe lanes
- x16