Samsung Electronics to End Orders for Legacy Mobile DRAM LPDDR4, LPDDR4X

Why It Matters

The move forces the mobile ecosystem onto faster, more power‑efficient LPDDR5, reshaping supply chains and boosting device performance. It also signals Samsung’s strategic reallocation of fab capacity toward higher‑margin DRAM technologies.

Key Takeaways

• Samsung ends new orders for LPDDR4 and LPDDR4X
• Production continues this year, line conversion starts early 2025
• OEMs must redesign chips for LPDDR5/5X compatibility
• LPDDR5 delivers up to 6.4 Gbps, 50% faster than LPDDR4X
• Samsung repurposes Hwaseong line for 1‑die DRAM

Pulse Analysis

LPDDR memory has been the backbone of mobile power efficiency for the past decade, with Samsung leading the market through LPDDR4 and the low‑voltage LPDDR4X variant. By ending new orders for these generations, Samsung is effectively closing a chapter that began around 2014. The decision reflects the natural progression toward LPDDR5, which doubles bandwidth and reduces energy draw, aligning with the industry’s push for 5G‑enabled smartphones, AI‑on‑chip workloads, and richer multimedia experiences.

For device manufacturers and fabless chip designers, the EOL announcement triggers a rapid redesign cycle. Companies like Qualcomm, Telechips, and Samsung’s own Exynos team must qualify LPDDR5 and the emerging LPDDR5X across a range of products—from flagship smartphones to automotive infotainment systems. The transition promises noticeable performance gains, such as higher frame rates and faster app loading, but also requires new supply‑chain contracts, firmware updates, and validation of thermal characteristics. Early adopters stand to differentiate their devices, while laggards risk inventory shortages or delayed launches.

Samsung’s broader fab strategy underscores the shift. The conversion of its Hwaseong Line 12 from 2D NAND to 1‑die DRAM illustrates a focus on higher‑margin, next‑generation memory where demand is accelerating. This reallocation not only frees capacity for LPDDR5 production but also positions Samsung to compete more aggressively against rivals like SK Hynix and Micron. As the mobile market tightens around bandwidth‑hungry applications, Samsung’s decisive move to phase out legacy DRAM could set a new industry benchmark for memory roadmaps.