AMD Radeon RX 7900 XT vs AMD Radeon RX 9070
For running models locally, priced in Germany. At 32k context the first runs 43 models fully in memory, the second 35.
In short
The AMD Radeon RX 7900 XT has more memory for models: 20 GB against 16 GB. At 32k context the AMD Radeon RX 7900 XT runs 43 of the models we track fully in memory and the AMD Radeon RX 9070 35; only the AMD Radeon RX 7900 XT holds Qwen 3.8 27B. On the models both run fully in memory, the AMD Radeon RX 7900 XT is about 1.3× as fast as the AMD Radeon RX 9070 (estimated, median across models).
Updated . Speeds are estimates; how they are worked out.
Specifications
| Spec | AMD Radeon RX 7900 XT | AMD Radeon RX 9070 |
|---|---|---|
| GPU | Radeon RX 7900 XT | Radeon RX 9070 |
| Memory | 20 GB GDDR6 | 16 GB GDDR6 |
| Memory bus | 320-bit | 256-bit |
| Memory bandwidth | 800 GB/s | 640 GB/s |
| FP16 compute | 103 TFLOPS | 36.1 TFLOPS |
| Software | ROCm | ROCm |
| Board power | 315 W | 220 W |
| PCIe generation | Gen 4 | Gen 5 |
| PCIe lanes | x16 | x16 |
What each runs
Estimated decode speed with the most precise quant that fits each one est.
| Model | AMD Radeon RX 7900 XT | AMD Radeon RX 9070 |
|---|---|---|
| Qwen 3.8 27B | 24tok/sUD-Q4_K_M | offload |
| Qwen 3.6 27B | 23tok/sQ4_K_M | offload |
| Qwen 3.5 27B | 23tok/sQ4_K_M | offload |
| Gemma 4 26B-A4B | 75tok/sQ4_K_M | offload |
| gpt-oss 20B | 82tok/sMXFP4 | 65tok/sMXFP4 |
| Gemma 4 12B | 33tok/sQ8_0 | 26tok/sQ8_0 |
| Qwen 3.5 9B | 41tok/sQ8_0 | 33tok/sQ8_0 |
| Ministral 3 14B | 27tok/sQ6_K | 24tok/sQ5_K_M |
| Qwen3 14B | 25tok/sQ6_K | 25tok/sQ4_K_M |
| DeepSeek R1 0528 Qwen3 8B | 33tok/sQ8_0 | 26tok/sQ8_0 |
| Qwen3 8B | 33tok/sQ8_0 | 26tok/sQ8_0 |
| Phi-4 14B | 24tok/sQ6_K | offload |
| Qwen 3.5 4B | 79tok/sQ8_0 | 63tok/sQ8_0 |
| Ministral 3 8B | 32tok/sQ8_0 | 26tok/sQ8_0 |
| Granite 4.2 8B | 30tok/sQ8_0 | 24tok/sQ8_0 |
| Gemma 4 E4B | 48tok/sQ8_0 | 38tok/sQ8_0 |
| LFM2.5 8B-A1B | 99tok/sQ8_0 | 79tok/sQ8_0 |
| Llama 3.1 8B | 40tok/sQ6_K | 32tok/sQ6_K |
| Qwen2.5 0.5B | 471tok/sQ8_0 | 377tok/sQ8_0 |
| Qwen3.5 0.8B | 357tok/sQ8_0 | 285tok/sQ8_0 |
| Qwen3.5 2B | 237tok/sQ5_K_M | 190tok/sQ5_K_M |
| DeepSeek R1 Distill Qwen 1.5B | 155tok/sQ8_0 | 124tok/sQ8_0 |
| MiniCPM5 2B | 108tok/sQ8_0 | 86tok/sQ8_0 |
| Spark X2.5 4B | 102tok/smlx-4bit | 82tok/smlx-4bit |
| LFM2.5 2.6B | 90tok/sQ8_0 | 72tok/sQ8_0 |
| LFM2.5 VL 3B | 90tok/sQ8_0 | 72tok/sQ8_0 |
| Mellum2.1 12B A2.5B Thinking | 83tok/sQ8_0 | 67tok/sQ8_0 |
| FrogNano 4B 2609 | 77tok/sQ8_0 | 61tok/sQ8_0 |
| granite vision 4.1 4b | 70tok/sQ8_0 | 56tok/sQ8_0 |
| granite 4.2 3b | 67tok/sQ8_0 | 54tok/sQ8_0 |
| LFM2.5 24B A2B | 67tok/sQ4_K_M | offload |
| Kimi VL A3B Thinking 2506 | 64tok/sQ8_0 | 72tok/sQ4_K_M |
| Kimi VL A3B | 62tok/smlx-8bit | 60tok/smlx-6bit |
| Ministral 3 3B Instruct 2512 | 62tok/sQ8_0 | 49tok/sQ8_0 |
| GLM 4 9B 0414 | 46tok/smlx-5bit | 37tok/smlx-5bit |
| DeepSeek R1 Distill Qwen 7B | 44tok/sQ8_0 | 35tok/sQ8_0 |
| GLM 4.6V Flash | 39tok/sQ8_0 | 31tok/sQ8_0 |
| DeepSeek R1 Distill Llama 8B | 34tok/sQ8_0 | 27tok/sQ8_0 |
| GLM 4.1V 9B Thinking | 34tok/smlx-8bit | 27tok/smlx-8bit |
| Ministral 3 8B Reasoning 2512 | 32tok/sQ8_0 | 26tok/sQ8_0 |
| Ministral 3 14B Reasoning 2512 | 27tok/sQ6_K | 24tok/sQ5_K_M |
| Muse Glimmer 30B | 25tok/sQ4_K_M | offload |
| DeepSeek R1 Distill Qwen 14B | 24tok/sQ6_K | offload |
| Qwen 3.5 122B-A10B | offload | offload |
| Gemma 4 31B | offload | offload |
| Mistral Small 4 119B | offload | offload |
| Qwen 3.6 35B-A3B | offload | offload |
| Qwen 3.5 35B-A3B | offload | offload |
| GLM 4.7 Flash | offload | offload |
| Devstral Small 2 24B | offload | offload |
| Nemotron 3.5 Lightning 30B-A3B | offload | offload |
| Kimi Linear 48B-A3B | offload | offload |
| Qwen3 Coder 30B-A3B | offload | offload |
| Qwen3 32B | offload | offload |
| Gemma 3 27B | offload | offload |
| Mistral Small 3.2 24B | offload | offload |
| DeepSeek R1 Distill Qwen 32B | offload | offload |
| Devstral Small 2507 | offload | offload |
| Magistral Small 2506 | offload | offload |
| Magistral Small 2507 | offload | offload |
| Magistral Small 2509 | offload | offload |
| Qwen3.8 27B OBLITERATED | offload | offload |
| granite 4.2 30b | offload | offload |
| DeepSeek V4 Flash | won't run | won't run |
| GLM 5.3 Flash | won't run | won't run |
| Qwen 3.8 Flash Next | won't run | won't run |
| MiniMax M2.7 | won't run | won't run |
| Nemotron 3 Super 120B-A12B | won't run | won't run |
| Qwen3 Coder Next | won't run | won't run |
| gpt-oss 120B | won't run | won't run |
| GLM 4.5 Air | won't run | won't run |
| Qwen3 Next 80B-A3B | won't run | won't run |
| Llama 3.3 70B | won't run | won't run |
| DeepSeek R1 | won't run | won't run |
| DeepSeek R1 0528 | won't run | won't run |
| DeepSeek R1 Distill Llama 70B | won't run | won't run |
| DeepSeek R1 Zero | won't run | won't run |
| DeepSeek V3 | won't run | won't run |
| DeepSeek V3 0324 | won't run | won't run |
| DeepSeek V3.1 | won't run | won't run |
| DeepSeek V3.1 Terminus | won't run | won't run |
| DeepSeek V3.2 | won't run | won't run |
| DeepSeek V4 Flash 0731 | won't run | won't run |
| DeepSeek V4 Flash Vision Exp | won't run | won't run |
| Devstral 2 123B Instruct 2512 | won't run | won't run |
| GLM 4.5 | won't run | won't run |
| GLM 4.5V | won't run | won't run |
| GLM 4.6 | won't run | won't run |
| GLM 4.6V | won't run | won't run |
| GLM 4.7 | won't run | won't run |
| GLM 5 | won't run | won't run |
| GLM 5.1 | won't run | won't run |
| GLM 5.2 | won't run | won't run |
| GLM 5.3 | won't run | won't run |
| Kimi Dev 72B | won't run | won't run |
| Kimi K2 | won't run | won't run |
| Kimi K2 Instruct 0905 | won't run | won't run |
| Kimi K2 Thinking | won't run | won't run |
| Kimi K2.5 | won't run | won't run |
| MiniMax M2 | won't run | won't run |
| MiniMax M2.1 | won't run | won't run |
| MiniMax M2.5 | won't run | won't run |
| MiniMax M3 | won't run | won't run |
| Mistral Medium 3.5 128B | won't run | won't run |
Questions
- Which is better for local AI, the AMD Radeon RX 7900 XT or the AMD Radeon RX 9070?
- Choose the AMD Radeon RX 7900 XT to run bigger models. Choose the AMD Radeon RX 7900 XT for speed.
- Which can run bigger models, the AMD Radeon RX 7900 XT or the AMD Radeon RX 9070?
- At 32k context the AMD Radeon RX 7900 XT runs 43 of the models we track fully in memory and the AMD Radeon RX 9070 35; only the AMD Radeon RX 7900 XT holds Qwen 3.8 27B.
- Which is faster for local AI, the AMD Radeon RX 7900 XT or the AMD Radeon RX 9070?
- On the models both run fully in memory, the AMD Radeon RX 7900 XT is about 1.3× as fast as the AMD Radeon RX 9070 (estimated, median across models).
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