text model · Qwen2.5-Coder · iOS

Can I run Qwen2.5 Coder 32B on iPhone 15 Pro?

Compatibility verdict VRAM threshold engine

No, not enough memory would not load

No. Qwen2.5 Coder 32B needs ~20.7 GB even at Q4_K_M, but iPhone 15 Pro only has ~4.5 GB usable.

Needs ~20.7 GB Device usable ~4.5 GB

Needs ~20.7 GB even at Q4_K_M, but only ~4.5 GB is usable.

That figure is at a 4k context and moves about ±15% as context length changes.

The gap is about 16.2 GB: Qwen2.5 Coder 32B needs roughly 20.7 GB at Q4_K_M and iPhone 15 Pro leaves only about 4.5 GB usable for a model. The lightest tracked hardware that runs Qwen2.5 Coder 32B is the Nvidia GeForce RTX 4090 (24GB) at 24 GB. See Qwen2.5 Coder 32B on Nvidia GeForce RTX 4090 (24GB).

Q4_K_M needed: ~20.7 GB
Usable on device: ~4.5 GB
Device memory: 8 GB

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Which quant fits

Quant ladder vs ~4.5 GB usable

Q2_K

~15.6 GB

Q3_K_M

~17.8 GB

Q4_K_M

~20.7 GB

Q5_K_M

~25 GB

Q6_K

~28.4 GB

Q8_0

~34.6 GB

FP16

~66.2 GB

The line marks iPhone 15 Pro's ~4.5 GB budget; rungs past it are too large.

How to run it

On iOS use Apple Foundation Models (Built into iOS 26, ~3B on-device model, zero download, fully private.).

Model Qwen2.5-Coder

Parameters: 32B
Q4_K_M size: 18.49 GB
Q8_0 size: 32.43 GB
Context: 32k
Ollama tag: qwen2.5-coder:32b

Full Qwen2.5 Coder 32B requirements →

Device iOS

Memory: 8 GB unified
Usable for weights: ~4.5 GB
Power draw: ~14 W
Best runtime: llama.cpp + Metal (via PocketPal or Off Grid app)

Best models for iPhone 15 Pro →

What you can run instead

Run Qwen2.5 Coder 32B on other hardware

Nvidia GeForce RTX 4090 (24GB)Nvidia GeForce RTX 3090 (24GB)AMD Radeon RX 7900 XTX (24GB)Nvidia GeForce RTX 5090 (32GB)32GB RAM Laptop (CPU/iGPU only)Apple M5 (32GB)

FAQ

Can iPhone 15 Pro run Qwen2.5 Coder 32B?

No. Qwen2.5 Coder 32B needs ~20.7 GB even at Q4_K_M, but iPhone 15 Pro only has ~4.5 GB usable.

How much memory does Qwen2.5 Coder 32B need?

iPhone 15 Pro does not have enough memory. At Q4_K_M the weights are ~18.49 GB; with KV cache and runtime overhead, budget ~20.7 GB at a 4k context.

What is the best tool to run Qwen2.5 Coder 32B on iOS?

On iPhone and iPad, Apple Foundation Models (Built into iOS 26, ~3B on-device model, zero download, fully private.) is the standard choice. Phones realistically run 1B-4B class models. Anything larger thermally throttles or OOMs.

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Markdown

[![Qwen2.5 Coder 32B on iPhone 15 Pro](https://localmodel.run/badge/qwen2.5-coder-32b/iphone-15-pro.svg)](https://localmodel.run/can-i-run/qwen2.5-coder-32b/iphone-15-pro)

Sources

Weights are measured from GGUF files; KV cache and overhead are computed, so totals can vary ~15% with context and runtime. Any tok/s is a bandwidth estimate. See methodology.