3Q26 memory contract prices were finalized on strong server and AI demand, while the consumer segment reached a pricing compromise; meanwhile, the spot market remained flat due to weak end-user demand. The emerging HBF technology might bridges the gap between high bandwidth memory and solid-state drives, though cost and technical hurdles will limit its smartphone footprint to premium models and delay data center adoption until validation and standardization progress.

Key Highlights

• Contract and Spot Market Dynamics: Contract prices were finalized as expected, driven by strong demand from server OEMs and cloud service providers. Conversely, the consumer spot market remained sluggish due to weak end-user demand; cautious buyer behavior kept overall transaction volumes constrained, leaving price trends moving sideways.
• New Storage Tiering: High Bandwidth Flash (HBF) combines high capacity with exceptional throughput, positioning itself as an intermediate tier between High Bandwidth Memory (HBM) and traditional SSDs to offer a novel memory architecture choice.
• Mobile Deployment Challenges: Primarily utilized for loading model weights, HBF introduces significant bill-of-materials costs. As a result, market penetration is restricted to premium flagship smartphones that feature AI as a core selling point and possess strong cost-pass-through capability.
• Data Center Adoption Bottlenecks: Hindered by read latency and ecosystem integration challenges, widespread adoption must await advancements in layer count and speed, OCP standardization, and uptake by custom ASIC vendors—pushing out the timeline for design-in and validation.

Table of Contents

1. Market Update
2. TrendForce’s View
   • Performance Comparison of HBM, HBF, and PCIe Gen7 SSD
   • Projected Revenue Share of SLC SSD/HBF

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