Over 1.3 billion iPhones in the wild will never run Apple's advanced AI Siri features, according to Morgan Stanley's latest analysis. The culprit: a 12 GB unified memory floor that only the newest devices meet.
The 12 GB Memory Wall That Kills Siri
Apple Intelligence demands 12 GB of unified memory for its advanced functions — think on-device LLM inference, contextual awareness, and multi-modal queries. Morgan Stanley's numbers are brutal: 850 million iPhones can't even handle basic on-device queries, and 1.3 billion are locked out of the full suite. That's roughly two-thirds of the active installed base.
Chip architecture matters. Older A-series chips simply don't have the memory bandwidth or capacity. The M1 and A17 Pro era devices are the minimum cutoff; anything earlier is a paperweight for AI Siri.
Why This Hurts Apple More Than Competitors
Google's Pixel runs Gemini Nano on devices with 8 GB RAM. Samsung's Galaxy AI scales down to 6 GB in some cases. Apple's 12 GB requirement sets a bar that excludes billions of users. For a company that sells premium hardware, this isn't just a technical limitation — it's a market segmentation problem. Users with a perfectly good iPhone 13 or 14 will see zero AI Siri improvements.
Morgan Stanley flags that this could slow adoption of Apple's broader AI ecosystem, since the advanced features — the ones that justify an upgrade — will only be visible to a small subset of users until the next upgrade cycle replenishes the fleet.
What This Means for Developers
Any developer building on Apple Intelligence APIs must target a tiny fraction of the iOS user base for at least the next 18 months. The on-device inference pipeline vanishes below 12 GB. Server-side fallbacks might bridge some gaps, but Apple's privacy-first pitch evaporates when computation leaves the device.
Expect a wave of third-party AI apps that intentionally avoid Apple Intelligence hooks and instead roll their own models that run on 6-8 GB devices. The platform advantage Apple hoped to create is effectively neutered by its own hardware requirements.
Source: Apple's AI Siri will be held back by aging devices, Morgan Stanley says
Domain: economictimes.indiatimes.com
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