Intel Arc B580 vs NVIDIA GeForce RTX 5070 Ti
For running models locally, priced in the US. At 32k context the first runs 10 models fully in memory, the second 13.
Specifications
| Spec | Intel Arc B580 | NVIDIA GeForce RTX 5070 Ti |
|---|---|---|
| GPU | Arc B580 | GeForce RTX 5070 Ti |
| Memory | 12 GB GDDR6 | 16 GB GDDR7 |
| Memory bus | 192-bit | 256-bit |
| Memory bandwidth | 456 GB/s | 896 GB/s |
| FP16 compute | 116.5 TFLOPS | 88 TFLOPS |
| Software | SYCL / oneAPI | CUDA |
| Board power | 190 W | 300 W |
| PCIe generation | Gen 4 | Gen 5 |
| PCIe lanes | x8 | x16 |
What each runs
Estimated decode speed with the most precise quant that fits each one est.
| Model | Intel Arc B580 | NVIDIA GeForce RTX 5070 Ti |
|---|---|---|
| gpt-oss 20B | offload | 103tok/sMXFP4 |
| Gemma 4 12B | 21tok/sQ6_K | 41tok/sQ8_0 |
| Qwen 3.5 9B | 21tok/sQ8_0 | 52tok/sQ8_0 |
| Ministral 3 14B | offload | 37tok/sQ5_K_M |
| Qwen3 14B | offload | 39tok/sQ4_K_M |
| DeepSeek R1 0528 Qwen3 8B | 21tok/sQ5_K_M | 41tok/sQ8_0 |
| Qwen3 8B | 21tok/sQ5_K_M | 41tok/sQ8_0 |
| Qwen 3.5 4B | 41tok/sQ8_0 | 99tok/sQ8_0 |
| Ministral 3 8B | 22tok/sQ5_K_M | 41tok/sQ8_0 |
| Granite 4.2 8B | 21tok/sQ4_K_M | 38tok/sQ8_0 |
| Gemma 4 E4B | 25tok/sQ8_0 | 61tok/sQ8_0 |
| LFM2.5 8B-A1B | 47tok/sQ8_0 | 125tok/sQ8_0 |
| Llama 3.1 8B | 21tok/sQ6_K | 51tok/sQ6_K |
| Qwen 3.8 27B | offload | offload |
| Qwen 3.5 122B-A10B | won't run | offload |
| Qwen 3.6 27B | offload | offload |
| Gemma 4 31B | offload | offload |
| Mistral Small 4 119B | won't run | offload |
| Qwen 3.6 35B-A3B | offload | offload |
| Qwen 3.5 27B | offload | offload |
| Gemma 4 26B-A4B | 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 |
| Phi-4 14B | 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 |