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Simon Willison's Weblog

The memory shortage is causing a repricing of consumer electronics

8.5Score

TL;DR · AI Summary

Memory shortages are driving price increases in consumer electronics, especially impacting budget smartphones significantly.

Key Takeaways

  • Only three major memory manufacturers exist with limited wafer capacity shared a
  • HBM's share of wafer capacity rose from 2% to an expected 20%, reducing supply f
  • Budget smartphone markets such as Africa and South Asia face significant cost pr

Outline

Jump quickly between sections.

  1. Global memory manufacturing capacity constraints are triggering a repricing of consumer electronics.

  2. Only three large memory manufacturers must balance wafer capacity between DDR, LPDDR, and HBM.

  3. Due to growing AI data center demand, HBM’s wafer allocation increased from 2% to an estimated 20%.

  4. One GB of HBM consumes over three times the wafer capacity compared to DDR or LPDDR.

  5. Profitable HBM production constrains DDR/LPDDR output, affecting consumer RAM availability for years.

  6. Sub-$100 smartphones are already experiencing pricing pressure due to rising memory costs.

Mindmap

See how the topics connect at a glance.

查看大纲文本(无障碍 / 无 JS 友好)
  • Memory Shortage Impact on Consumer Electronics
    • Wafer Capacity Constraints
      • Three Major Manufacturers
      • Allocation Between DDR/LPDDR/HBM
    • Rise of HBM Demand
      • Driven by AI Data Centers
      • Consumes More Wafer Resources
    • Impact on Consumer Devices
      • Reduced RAM Production
      • Price Increases in Low-Cost Smartphones

Highlights

Key sentences worth saving and sharing.

  • There are just three remaining large memory manufacturers, each with fixed wafer processing capacity.

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  • HBM went from 2% of wafer allocation to an expected 20% by the end of 2026 due to AI data center demand.

    Paragraph 2

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  • A single gigabyte of HBM consumes more than three times the wafer capacity that a gigabyte of DDR or LPDDR does.

    Paragraph 2

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  • Memory companies now prioritize under-provisioning over over-provisioning after learning from past industry consolidation.

    Paragraph 3

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  • The sub-$100 smartphone market—important in Africa and South Asia—is already feeling pricing pressure.

    Paragraph 4

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#Semiconductors#AI#Consumer Electronics#Memory#Supply Chain
Open original article

22nd May 2026 - Link Blog

[The memory shortage is causing a repricing of consumer electronics](https://davidoks.blog/p/ai-is-killing-the-cheap-smartphone) ([via](https://news.ycombinator.com/item?id=48229319 "Hacker News")) David Oks provides the clearest explanation I've seen yet of why consumer products that use memory are likely to get significantly more expensive over the next few years.

The short version is that memory manufacturers - of which there are just three remaining large companies - have a fixed capacity in terms of how many wafers they can process at any one time. This fixed wafer capacity is then split between DDR - used in desktops and servers, LPDDR - used in mobile phones and low-energy devices, and HBM - used with GPUs.

Until recently, HBM got just 2% of that wafer allocation. The enormous growth in AI data centers has pushed that up to an expected 20% by the end of 2026, and "a single gigabyte of HBM consumes more than three times the wafer capacity that a gigabyte of DDR or LPDDR does".

Memory companies have learned from the extinction of their rivals that you should always under-provision rather than over-provision your fabricator capacity. The profit margins and demand for HBM (high-bandwidth memory) will constrain the production of consumer-device RAM for several years.

This is already being felt in the sub-$100 smartphone market, which is particularly important to markets like Africa and South Asia.

(The original title of the piece was "AI is killing the cheap smartphone" but I'm using the Hacker News rephrased title, which I think does more justice to the content.)

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