Arc B580
Intel Arc B580: 12 GB of memory at 456 GB/s. Below: the open models it can run, estimated at 12 GB with an 8K context. The cheapest card here at launch ($249), with 12 GB of VRAM for 8–14B models through llama.cpp's SYCL or Vulkan backends.
Last updated: 2026-10-14
Specifications
What it can run
Best-quality quantization that fits with a 8K context, and the estimated generation speed. Estimates, not benchmarks. See the methodology.
| Model | Params | Best quant | Memory | tok/s (est.) |
|---|---|---|---|---|
| Phi-4 (14B) | 14B | Q5_K_M | 11.8 GiB | 32 |
| Gemma 3 12B IT | 12B | Q6_K | 11.0 GiB | 32 |
| Gemma 4 12B Unified IT | 11.95B | Q6_K | 10.5 GiB | 32 |
| Qwen3.5-9B | 9B | Q8_0 | 10.1 GiB | 33 |
| Qwen3-8B | 8.2B | Q8_0 | 10.1 GiB | 37 |
| DeepSeek-R1-0528-Qwen3-8B | 8.19B | Q8_0 | 10.1 GiB | 37 |
| Llama 3.1 8B Instruct | 8B | Q8_0 | 9.8 GiB | 38 |
| Gemma 4 E4B IT | 8B | Q8_0 | 9.1 GiB | 38 |
| Llama 3.2 3B Instruct | 3.21B | FP16 | 7.7 GiB | 50 |
| Kimi K2.6 | 1000B (32B) | Doesn't fit | – | – |
| DeepSeek-R1-0528 (671B) | 671B (37B) | Doesn't fit | – | – |
| DeepSeek-V4-Flash | 284B (13B) | Doesn't fit | – | – |
| Qwen3.8-Flash-Next | 180B (6B) | Doesn't fit | – | – |
| Qwen3.5-122B-A10B | 122B (10B) | Doesn't fit | – | – |
| Mistral Small 4 119B (2603) | 119B (6.5B) | Doesn't fit | – | – |
| gpt-oss-120b | 117B (5.1B) | Doesn't fit | – | – |
| Llama 4 Scout 17B-16E Instruct | 109B (17B) | Doesn't fit | – | – |
| GLM-4.5-Air | 106B (12B) | Doesn't fit | – | – |
| Qwen3-Coder-Next (80B-A3B) | 80B (3B) | Doesn't fit | – | – |
| Llama 3.3 70B Instruct | 70B | Doesn't fit | – | – |
| Qwen3.5-35B-A3B | 35B (3B) | Doesn't fit | – | – |
| Qwen3.6-35B-A3B | 35B (3B) | Doesn't fit | – | – |
| Qwen3-32B | 32.8B | Doesn't fit | – | – |
| DeepSeek-R1-Distill-Qwen-32B | 32.76B | Doesn't fit | – | – |
| Gemma 4 31B IT | 30.7B | Doesn't fit | – | – |
| Qwen3-30B-A3B (2507) | 30.5B (3.3B) | Doesn't fit | – | – |
| Qwen3-Coder-30B-A3B-Instruct | 30.5B (3.3B) | Doesn't fit | – | – |
| GLM-4.7-Flash (30B-A3B) | 30B (3B) | Doesn't fit | – | – |
| Qwen3.5-27B | 27B | Doesn't fit | – | – |
| Qwen3.6-27B | 27B | Doesn't fit | – | – |
| Qwen3.8-27B | 27B | Doesn't fit | – | – |
| Gemma 3 27B IT | 27B | Doesn't fit | – | – |
| Gemma 4 26B A4B IT | 25.2B (3.8B) | Doesn't fit | – | – |
| Mistral Small 3.2 24B Instruct (2506) | 24B | Doesn't fit | – | – |
| Magistral Small 1.2 (2509) | 24B | Doesn't fit | – | – |
| Devstral Small 2 24B Instruct (2512) | 24B | Doesn't fit | – | – |
| gpt-oss-20b | 21B (3.6B) | Doesn't fit | – | – |
Prices
Latest price at each shop, as listed on the day we checked.
| Region | Shop | Listing | Price | Per GB | Checked |
|---|---|---|---|---|---|
| US | Newegg | ASRock Challenger Arc B580 12GB GDDR6 PCI Express 4.0 x8 ATX Graphics Card B580 CL 12GO | US$329.99 | US$27/GB | 2026-10-14 |
- US value: about 65.8 tok/s on Llama 3.1 8B Instruct (Q4_K_M, 8K), or 19.9 tok/s per US$100.
A price history chart appears once we have checked this device on two or more days.
All prices →Frequently asked questions
Which LLMs can the Arc B580 run?
With 12 GB and an 8K context, the largest models that fit include: Phi-4 (14B), Gemma 3 12B IT, Gemma 4 12B Unified IT, Qwen3.5-9B, Qwen3-8B. See the full table below.
How fast is the Arc B580 for local LLMs?
Generation speed is mostly set by memory bandwidth (456 GB/s). For Llama 3.1 8B Instruct at Q8_0, expect roughly 38 tokens/s; bigger models are slower.
Can the Arc B580 run 70B models?
Llama 3.3 70B Instruct does not fit on the Arc B580 (12 GB), even at Q4_K_M with an 8K context.