AMD Radeon RX 7800 XT
16 GB · 624 GB/s · 263 W
Prices
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No retailer in this market lists it right now.
What two of them run
Every model in the catalogue, with the best quant for this hardware. Estimates, not measurements.
| Model | Quant | Fits | Memory | Max context | Decode @8k | Prefill | Good for |
|---|---|---|---|---|---|---|---|
| Qwen 3.8 27B Alibaba Qwen | Q8_0 | fits | 29.0 GB | 27k48k with q8 cache | 12tok/sest. | 453 tok/s | – |
| Qwen 3.6 27B Alibaba Qwen | Q8_0 | fits | 28.6 GB | 34k59k with q8 cache | 12tok/sest. | 453 tok/s | – |
| Gemma 4 31B | Q6_K | fits | 26.2 GB | 57k110k with q8 cache | 13tok/sest. | 395 tok/s | – |
| Qwen 3.6 35B-A3B Alibaba Qwen | UD-Q6_K | fits | 28.9 GB | 68k107k with q8 cache | 77tok/sest. | 3882 tok/s | chat, coding, agents, long documents |
| Qwen 3.5 27B Alibaba Qwen | Q8_0 | fits | 28.6 GB | 34k59k with q8 cache | 12tok/sest. | 453 tok/s | – |
| Gemma 4 26B-A4B | Q8_0 | fits | 26.7 GB | 153k245k with q8 cache | 45tok/sest. | 2958 tok/s | chat, coding, agents, long documents |
| Qwen 3.5 35B-A3B Alibaba Qwen | Q6_K | fits | 28.4 GB | 85k133k with q8 cache | 78tok/sest. | 3882 tok/s | chat, coding, agents, long documents |
| GLM 4.7 Flash Z.ai | Q6_K | fits | 24.8 GB | 106k183k with q8 cache | 45tok/sest. | 2173 tok/s | chat, coding, agents |
| Devstral Small 2 24B Mistral AI | Q8_0 | fits | 25.9 GB | 35k64k with q8 cache | 13tok/sest. | 511 tok/s | – |
| Kimi Linear 48B-A3B Moonshot AI | Q4_K_M | fits | 29.4 GB | 78k107k with q8 cache | 106tok/sest. | 3690 tok/s | chat, coding, long documents |
| gpt-oss 20B OpenAI | MXFP4 | fits | 12.8 GB | 128k | 78tok/sest. | 2810 tok/s | chat, coding, agents, long documents |
| Qwen3 Coder 30B-A3B Alibaba Qwen | Q6_K | fits | 25.5 GB | 57k102k with q8 cache | 63tok/sest. | 2809 tok/s | chat, coding, agents |
| Qwen3 32B Alibaba Qwen | Q6_K | fits | 28.4 GB | 15k29k with q8 cache | 12tok/sest. | 350 tok/s | – |
| Gemma 4 12B | Q8_0 | fits | 13.6 GB | 256k | 26tok/sest. | 1031 tok/s | chat, coding, long documents |
| Qwen 3.5 9B Alibaba Qwen | Q8_0 | fits | 10.5 GB | 256k | 35tok/sest. | 1305 tok/s | chat, coding, long documents |
| Mistral Small 3.2 24B Mistral AI | Q8_0 | fits | 25.9 GB | 35k64k with q8 cache | 13tok/sest. | 511 tok/s | – |
| DeepSeek R1 Distill Qwen 32B DeepSeek | Q6_K | fits | 28.4 GB | 15k29k with q8 cache | 12tok/sest. | 365 tok/s | – |
| Gemma 3 27B | Q8_0 | fits | 29.1 GB | 23k45k with q8 cache | 12tok/sest. | 459 tok/s | – |
| Ministral 3 14B Mistral AI | Q8_0 | fits | 16.0 GB | 97k176k with q8 cache | 22tok/sest. | 847 tok/s | chat |
| Qwen3 14B Alibaba Qwen | Q8_0 | fits | 17.2 GB | 40k | 20tok/sest. | 787 tok/s | chat |
| DeepSeek R1 0528 Qwen3 8B DeepSeek | Q8_0 | fits | 10.6 GB | 128k | 35tok/sest. | 1378 tok/s | chat, coding |
| Qwen3 8B Alibaba Qwen | Q8_0 | fits | 10.6 GB | 40k | 35tok/sest. | 1378 tok/s | chat, coding |
| Phi-4 14B Microsoft | Q8_0 | fits | 17.4 GB | 16k | 20tok/sest. | 793 tok/s | chat |
| Qwen 3.5 4B Alibaba Qwen | Q8_0 | fits | 5.8 GB | 256k | 72tok/sest. | 2628 tok/s | chat, coding, long documents |
| Ministral 3 8B Mistral AI | Q8_0 | fits | 10.8 GB | 149k256k with q8 cache | 34tok/sest. | 1287 tok/s | chat, coding |
| Granite 4.2 8B IBM | Q8_0 | fits | 11.3 GB | 125k128k with q8 cache | 32tok/sest. | 1278 tok/s | chat, coding |
| Gemma 4 E4B | Q8_0 | fits | 9.2 GB | 128k | 41tok/sest. | 1582 tok/s | chat, coding, long documents |
| LFM2.5 8B-A1B Liquid AI | Q8_0 | fits | 10.1 GB | 125k | 140tok/sest. | 9233 tok/s | chat, coding, long documents |
| Llama 3.1 8B Meta | Q6_K | fits | 8.5 GB | 128k | 45tok/sest. | 1423 tok/s | chat, coding |
| Qwen 3.5 122B-A10B Alibaba Qwen | UD-Q2_K_XL | offload | 40.6 GB | – | 23tok/sest. | 1011 tok/s | chat |
| Qwen3 Coder Next Alibaba Qwen | Q4_K_M | offload | 46.8 GB | – | 27tok/sest. | 2372 tok/s | chat, coding |
| Nemotron 3 Super 120B-A12B NVIDIA | UD-Q2_K_XL | offload | 52.5 GB | – | 11tok/sest. | 782 tok/s | – |
| Mistral Small 4 119B Mistral AI | UD-Q2_K_XL | offload | 39.0 GB | – | 36tok/sest. | 1352 tok/s | chat, coding |
| GLM 4.5 Air Z.ai | Q2_K | offload | 45.0 GB | – | 9tok/sest. | 478 tok/s | – |
| Qwen3 Next 80B-A3B Alibaba Qwen | Q4_K_M | offload | 46.8 GB | – | 34tok/sest. | 2983 tok/s | chat, coding |
| Nemotron 3.5 Lightning 30B-A3B NVIDIA | UD-Q6_K_XL | offload | 34.0 GB | – | 38tok/sest. | 3775 tok/s | chat, coding, agents, long documents |
| Llama 3.3 70B Meta | Q4_K_M | offload | 43.4 GB | – | 3tok/sest. | 139 tok/s | – |
| DeepSeek V4 Flash DeepSeek | UD-Q2_K_XL | won't run | 92.2 GB | – | – | – | – |
| GLM 5.3 Flash Z.ai | UD-Q2_K_XL | won't run | 102.8 GB | – | – | – | – |
| Qwen 3.8 Flash Next Alibaba Qwen | UD-Q2_K_XL | won't run | 75.1 GB | – | – | – | – |
| MiniMax M2.7 MiniMax | UD-Q2_K_XL | won't run | 73.4 GB | – | – | – | – |
| gpt-oss 120B OpenAI | MXFP4 | won't run | 60.7 GB | – | – | – | – |
Specifications
From the manufacturer's published specifications; sources are linked where we have them.
- GPU
- Radeon RX 7800 XT
- Memory
- 16 GB GDDR6
- Memory bus
- 256-bit
- Memory bandwidth
- 624 GB/s
- FP16 compute
- 74 TFLOPS
- Software
- ROCm
- Board power
- 263 W
- PCIe generation
- Gen 4
- PCIe lanes
- x16