(C) Wccftech

SEOUL — Samsung Electronics has officially ignited the next phase of the artificial intelligence (AI) arms race. On March 10, the company confirmed that it commenced the industry’s first mass production and shipment of HBM4 (6th-generation High Bandwidth Memory) on February 12, 2024. This milestone marks a strategic pivot for the tech giant as it seeks to reclaim undisputed leadership in the premium memory market.

A Technological Leap: 1c DRAM Integration
The core of Samsung’s HBM4 breakthrough lies in its manufacturing process. The company successfully applied its most advanced 1c DRAM (10nm 6th-generation) technology from the very start of mass production.

While transitioning to new nodes typically involves a period of yield stabilization, Samsung reported achieving industry-leading performance and stable yields from the initial shipment. By securing high-volume supply capabilities early, Samsung aims to aggressively meet the soaring demand from global AI data centers throughout 2026.

The "Alphabet Effect": A Shift in Revenue Structure
The impact of this technological success is already visible in Samsung’s financial records. According to the 2025 Business Report, the company’s "Top 5 Customers" list has undergone a significant transformation. Alphabet (Google’s parent company) has officially joined the ranks of Samsung’s largest revenue contributors for the first time.

Previously, the top tier was dominated by Apple, HongKong Tech, Supreme Elec, and Deutsche Telekom. Alphabet’s entry reflects a massive surge in capital expenditure by hyperscalers who are bypassing intermediaries to secure the high-performance memory essential for proprietary AI chips and cloud infrastructure.

The IDM Advantage: A One-Stop Solution
Samsung is positioning its Integrated Device Manufacturer (IDM) structure as its "secret weapon" in the HBM4 era. Unlike competitors who must coordinate between separate memory makers and foundries, Samsung offers a "Turnkey" solution:

-Design & Memory: In-house HBM architecture.
-Foundry: Cutting-edge logic process for the base die.
-Advanced Packaging: Seamless integration of memory and logic.

"The synergy between our foundry processes and HBM design allows for a level of customization and speed that is difficult for competitors to replicate," a Samsung representative stated. This vertical integration is expected to serve as a formidable barrier to entry, ensuring high quality and yield even as AI hardware requirements become increasingly complex.