// AI news · 2026-10-31 · cnBeta
M4 iPad Pro Has 12GB Memory But Only Offers 8GB Usable
The M4 iPad Pro features 12GB of memory chips on some boards but only provides 8GB usable memory.
Published 2026-10-31 15:55 (Beijing time)Source cnBetaAuto-summarised, fact-checked against source
01Summary
Apple restricts low-end models to maintain pricing tiers. With iPadOS 27 requiring at least 12GB for advanced Siri AI, these devices are excluded. Newer iPad Air and M5 iPad Pro models now offer full 12GB, highlighting the gap in AI support for older M4 Pro units.
Summarised from the original article by an open-source model, then checked automatically: every number and English name must appear in the source. The original article is authoritative.
02Key points
- M4 iPad Pro boards have 12GB memory chips but only offer 8GB usable space.
- Apple limits low-end models to preserve product tiering and pricing strategy.
- iPadOS 27 requires at least 12GB for advanced Siri AI, excluding lower-end M4 Pro units.
- Newer iPad Air and M5 iPad Pro models now feature full 12GB memory for AI support.
03Source
cnBeta · published 2026-10-31 15:55 Beijing time
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