Micron Reportedly Targets Doubling HBM Capacity to 100,000 Wafers/Month by End-2026, Boosting 12-High HBM4 for NVIDIA Vera Rubin

September 13, 2026

digitimes USA

Overview

Micron is reportedly targeting a near-doubling of its High Bandwidth Memory (HBM) production capacity to approximately 100,000 wafers per month by the end of 2026. This significant expansion focuses on ramping up production of 12-high HBM4 specifically for NVIDIA’s next-generation “Vera Rubin” AI platform. This strategic move aims to intensify HBM market competition and solidify Micron’s position as a key HBM supplier.

In Depth

Key Findings: Micron to Double HBM Capacity by End-2026, Supplying 12-High HBM4 for NVIDIA

Micron Technology is reportedly planning to significantly expand its High Bandwidth Memory (HBM) production capacity, aiming to double it to approximately 100,000 wafers per month by the end of 2026. This strategic move is primarily focused on substantially increasing the production of higher-performance 12-high HBM4 memory, specifically for NVIDIA’s next-generation AI platform, “Vera Rubin.” By doing so, Micron intends to solidify its position as a major HBM supplier and close the gap with competitors Samsung and SK Hynix.

Technical & Market Details: 12-High HBM4 for NVIDIA’s Vera Rubin Platform

Rapid HBM Capacity Expansion: A monthly production target of 100,000 wafers represents a massive expansion plan within the HBM industry. This investment is expected to alleviate the supply shortage of HBM, a core component of AI accelerators, and further promote the widespread adoption of AI technology.
12-High HBM4 to the Forefront: While 8-layer stacks have been prevalent for previous HBM generations, 12-high HBM4 offers significantly greater capacity and bandwidth, meeting the next-generation performance requirements of AI chip developers like NVIDIA. This technology necessitates fine-pitch Through Silicon Via (TSV) connections and advanced stacking techniques.
NVIDIA Vera Rubin Platform: NVIDIA’s new AI platform is anticipated to deliver computational power and data processing speeds that surpass previous AI accelerators, achieved through the integration of cutting-edge GPUs and HBM4. Micron’s HBM supply will be a crucial component for the success of this platform.

Background & Industry Context: AI Demand Drives Memory Market Transformation

Training and operating large-scale AI models require memory capable of processing vast datasets at high speeds. HBM has become the de facto standard for AI accelerators due to its superior bandwidth and power efficiency. This surge in demand is prompting memory manufacturers to make new investments and innovations distinct from the traditional DRAM market, positioning HBM as one of the primary drivers of growth in the semiconductor industry.

Strategic Significance & Outlook: Intensifying HBM Market Competition and Supply Chain Realignment

Micron’s HBM capacity expansion plan will undoubtedly intensify competition in the HBM market. With Samsung and SK Hynix holding leading positions, Micron’s aggressive investment has the potential to shift the balance of power among suppliers. This competition is expected to accelerate technological innovation, leading to performance improvements and cost reductions for HBM, ultimately contributing to the further advancement of AI technology. Simultaneously, HBM manufacturing demands sophisticated back-end processes and a robust supply chain, creating significant business opportunities for related equipment and material manufacturers.

Source: https://www.digitimes.com/news/a20260904VL206.html

Get our weekly technology intelligence — free

Receive an infographic that lets you judge at a glance whether each field’s analysis report is worth reading.

Subscribe Free — Weekly Tech Intelligence

By subscribing, you’ll receive Troy-Technical’s weekly technology intelligence newsletter.