Will It Run AI

Can Phi-4 Mini Reasoning 4B run on Intel Arc A370M 4GB?

YES — With Q3_K_S

A75Great
Estimated from fit model

Phi-4 Mini Reasoning 4B needs ~4.6 GB VRAM. Intel Arc A370M 4GB has 4.0 GB. With Q3_K_S quantization, expect ~16 tok/s.

Runtime: llama.cppCapacity: OffloadBandwidth: Very lowStack: StandardBottleneck: Host offload
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Operating mode

Choose the run profile you care about

Interactive favors responsiveness, while light API and scale-out lean harder on serving readiness. The fit stays the same, but the recommendation lens changes.

Current mode

Balanced

Balanced for general local use. Keeps the ranking neutral across personal and serving workflows.

Phi-4 Mini Reasoning 4B at Q4_K_M needs 5.1 GB — too much for Intel Arc A370M 4GB (4.0 GB). Runs at Q3_K_S (4.6 GB) with low quality. 2 quantization levels fit.
Capabilities:

Select quantization to explore

Q4_K_M (Medium quality) 5.1 GB, exceeds 4.0 GB available
5.1 GB required4.0 GB available
127% VRAM needed

1.1 GB over capacity — needs offload or smaller quantization

Fit status

Too heavy

Decode

11.5 tok/s

TTFT

16794 ms

Safe context

4K

Memory

5.1 GB / 4.0 GB

Offload

20%

Memory breakdown

Weights2.3 GB
KV Cache1.5 GB
Runtime0.9 GB
Headroom0.4 GB

See how fast it feels

With memory offload — actual speed may be lower
See how fast it feelsPhi-4 Mini Reasoning 4B on Intel Arc A370M 4GB
1st promptCold start — includes initialization
>Solve: If a train travels at 60 mph for 2.5 hours, how far does it go?
Let me work through this step by step. Given information: - Speed = 60 mph (miles per hour) - Time = 2.5 hours Formula: Distance = Speed x Time Calculation: Distance = 60 mph x 2.5 h = 150 miles The train travels 150 miles. Double-check: at 60 mph the train covers 60 miles each hour. In half an hour it covers 30 miles. So in 2.5 hours: 60 + 60 + 30 = 150 miles. Confirmed.
2nd promptWarm — model ready, no init overhead
>What if the train stops for 20 minutes halfway?
The stop doesn't change the total distance covered while moving, but it affects total trip time. Breakdown: - First half: 1.25 hours at 60 mph = 75 miles - Stop: 20 minutes (no distance) - Second half: 1.25 hours at 60 mph = 75 miles Total distance: 150 miles (same) Total time: 2.5 h + 0.33 h = 2.83 hours Average speed: 150 / 2.83 = 53 mph The distance stays the same but average speed drops to 53 mph because of the stop.
Estimated: 11.5 tok/s decode · 16.8s TTFT (warm) · 29 tok/s prefill

What limits this setup

It fits through host-memory offload, and offload is the main reason performance drops.

CPU or host-memory offload is active

About 10% of the working set spills out of accelerator memory, which usually hurts latency and sustained decode throughput.

Very little memory headroom

You can run the model, but there is not much room left for longer context, bigger batches, extra apps, or future model updates.

Runtime ecosystem is narrower than CUDA

Intel GPUs can look attractive on memory per dollar, but local AI tooling, kernels, and model coverage are still broader and easier on CUDA today.

Best improvement path

Remove offload with more accelerator memory

Prioritize a GPU or unified-memory tier that fits the whole model natively. Removing offload usually helps more than small compute gains.

Prefer CUDA if you want the path of least resistance

If your goal is maximum runtime coverage, easier troubleshooting, and better support for new local AI releases, CUDA is usually still the safer upgrade path.

Buy headroom, not only minimum fit

A slightly larger memory tier gives you safer context growth and makes the recommendation more future-proof.

Performance by workload

WorkloadGradeFitDecodeTTFTContext
ChatAVery compromised (needs ~0.2 GB host RAM)16.0 tok/s6602 ms4K
CodingFToo heavy11.5 tok/s16794 ms4K
Agentic CodingFToo heavy6.8 tok/s41629 ms4K
ReasoningFToo heavy11.5 tok/s19847 ms4K
RAGFToo heavy6.8 tok/s52036 ms4K

Quantization options

How Phi-4 Mini Reasoning 4B (3.799999952316284B params) fits at each quantization level on Intel Arc A370M 4GB (4.0 GB usable).

QuantBitsVRAMQualityFit
Q2_KBest for your GPU
2
1.5 GB
LowS92
Q3_K_S
3
1.9 GB
LowF0
NVFP4
4
2.1 GB
MediumF0
Q4_K_M
4
2.3 GB
MediumF0
Q5_K_M
5
2.7 GB
HighF0
Q6_K
6
3.1 GB
HighF0
Q8_0
8
4.1 GB
Very HighF0
F16
16
7.8 GB
MaximumF0

Get started

Copy-paste commands to run Phi-4 Mini Reasoning 4B on your machine.

Run

ollama run phi4-mini

Opciones de mejora

Hardware que ejecuta bien Phi-4 Mini Reasoning 4B

Frequently asked questions

Can Intel Arc A370M 4GB run Phi-4 Mini Reasoning 4B?

Yes, Intel Arc A370M 4GB can run Phi-4 Mini Reasoning 4B at Q3_K_S quantization (Very compromised (needs ~0.3 GB host RAM)). The recommended Q4_K_M requires 5.1 GB which exceeds available memory, but at Q3_K_S it needs only 4.6 GB. Expected decode speed: 16.3 tok/s.

How much VRAM does Phi-4 Mini Reasoning 4B need?

Phi-4 Mini Reasoning 4B (3.799999952316284B parameters) requires approximately 5.1 GB at Q4_K_M quantization. On Intel Arc A370M 4GB, it fits at Q3_K_S using 4.6 GB.

What is the best quantization for Phi-4 Mini Reasoning 4B?

The recommended quantization is Q4_K_M, but on Intel Arc A370M 4GB the best fitting quantization is Q3_K_S, which uses 4.6 GB.

What speed will Phi-4 Mini Reasoning 4B run at on Intel Arc A370M 4GB?

On Intel Arc A370M 4GB, Phi-4 Mini Reasoning 4B achieves approximately 16.3 tokens per second decode speed with a time-to-first-token of 11902ms using Q3_K_S quantization.

Can Intel Arc A370M 4GB run Phi-4 Mini Reasoning 4B for coding?

For coding workloads, Phi-4 Mini Reasoning 4B on Intel Arc A370M 4GB receives a F grade with 11.5 tok/s and 4K context.

What context window can Phi-4 Mini Reasoning 4B use on Intel Arc A370M 4GB?

On Intel Arc A370M 4GB, Phi-4 Mini Reasoning 4B can safely use up to 9K tokens of context at Q3_K_S quantization. The model's official context limit is 131K, but available memory constrains the safe maximum.

What should I upgrade first if Phi-4 Mini Reasoning 4B feels slow on Intel Arc A370M 4GB?

Remove offload with more accelerator memory. Prioritize a GPU or unified-memory tier that fits the whole model natively. Removing offload usually helps more than small compute gains.

Would CUDA be a better path than Intel Arc A370M 4GB for Phi-4 Mini Reasoning 4B?

Often yes, if your goal is the easiest setup and the widest runtime support. Intel can offer attractive memory capacity, but CUDA still tends to win on tooling maturity, guides, kernels, and model coverage for local AI.

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