text model · Sarvam · iOS
S Can I run Sarvam-105B on iPhone 15 Pro?
No. Sarvam-105B needs ~67.5 GB even at Q4_K_M, but iPhone 15 Pro only has ~4.5 GB usable.
Needs ~67.5 GB even at Q4_K_M, but only ~4.5 GB is usable.
- Q4_K_M needed
- ~67.5 GB
- Usable on device
- ~4.5 GB
- Device memory
- 8 GB
How to run it
On iOS use Apple Foundation Models (Built into iOS 26, ~3B on-device model, zero download, fully private.). Phones realistically run 1B-4B class models. Anything larger thermally throttles or OOMs.
- Parameters
- 105B (MoE, 10.3B active)
- Q4_K_M size
- 64.2 GB
- Context
- 128k
- Memory
- 8 GB unified
- Usable for weights
- ~4.5 GB
- Best runtime
- llama.cpp + Metal (via PocketPal or Off Grid app)
What you can run instead
Run Sarvam-105B on other hardware
FAQ
Can iPhone 15 Pro run Sarvam-105B?
No. Sarvam-105B needs ~67.5 GB even at Q4_K_M, but iPhone 15 Pro only has ~4.5 GB usable.
How much memory does Sarvam-105B need?
iPhone 15 Pro does not have enough memory. At Q4_K_M the weights are ~64.2 GB; with KV cache and runtime overhead, budget ~67.5 GB at a 4k context. It is a Mixture-of-Experts model (105B total / 10.3B active), so all experts must stay in memory; memory tracks total params, not active params.
What is the best tool to run Sarvam-105B 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.
Sources
Memory figures are estimates. See methodology.