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Run LLM Locally

Gemma 3 4B IT on the Arc B580

With 12 GB of VRAM, the Arc B580 runs Gemma 3 4B IT at Q4_K_M entirely on the GPU with an 8K context (about 4 GB needed). At Q8_0 it fits entirely.

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Gemma 3 4B IT

Q4_K_M · 8K context

Excellent

The model needs about 4 GB and fits in the 11.6 GB available, with 7.7 GB to spare.

Your hardware
Arc B580 12 GB · 64 GB RAM
Estimated memory
~4 GB estimate
VRAM (usable memory)
11.6 GB
GPU only
Yes
CPU/GPU offload
Not required
Generation speed
65–102 tok/s estimate
Largest context in fast memory
128K tokens
Confidence: low

Based on: memory bandwidth (456 GB/s) and model size

Memory breakdown

~4 GB (3.5 GB–4.4 GB) needed · estimate

Fits entirely in VRAM · 7.7 GB left

  • Model weights2.3 GB
  • KV cache0.3 GB
  • Runtime overhead1 GB
  • Safety margin0.3 GB
Assumptions: context 8K tokens · KV cache f16 · llama.cpp (SYCL) · flash attention on · weights = real file size · sliding-window layers keep 1,024 tokens

EstimateData updated 24 days agoSource: Run LLM Locally engine, Hugging Face config.json + model card

What makes this estimate less reliable

  • no benchmark for this hardware and model yet

Other quantizations on the Arc B580

Gemma 3 4B IT on Arc B580 + 64 GB RAM · 8K context
Gemma 3 4B IT Q8_08K~5.5 GB · 40–63 tok/s estimateExcellent
Gemma 3 4B IT Q6_K8K~4.6 GB · 51–80 tok/s estimateExcellent
Gemma 3 4B IT Q5_K_M8K~4.3 GB · 57–90 tok/s estimateExcellent
Gemma 3 4B IT Q4_K_M8K~4 GB · 65–102 tok/s estimateExcellent
Gemma 3 4B IT IQ4_XS8K~3.7 GB · 71–111 tok/s estimateExcellent
Gemma 3 4B IT Q3_K_M8K~3.6 GB · 76–119 tok/s estimateExcellent

Alternatives

GPUs that run Gemma 3 4B IT Q4_K_M entirely in VRAM

Other models that fit the Arc B580

Where to buy a Arc B580

Prices and links follow the market you choose.

Intel Arc B580

12 GB GDDR6 · 456 GB/s · 190 W

ExcellentRuns Gemma 3 4B IT Q4_K_M entirely in memory

Price not available

Availability unknown

View on amazon.com

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No current offer imported for this market: the link opens a marketplace search.

Frequently asked questions

Can the Arc B580 run Gemma 3 4B IT?
The model needs about 4 GB and fits in the 11.6 GB available, with 7.7 GB to spare.
Which quantization should I use on the Arc B580?
Q8_0 is the highest-precision quantization that fits entirely in VRAM at 8K context. ~5.5 GB / 11.6 GB.
What is the largest context on the Arc B580?
At Q4_K_M, about 128K tokens fit entirely in VRAM with an f16 KV cache. A q8_0 KV cache roughly doubles that.
How fast is Gemma 3 4B IT (Arc B580)?
We estimate 65–102 tok/s (estimate, confidence low). Based on: memory bandwidth (456 GB/s) and model size.