Apple's Siri AI push drives 12GB DRAM demand for Samsung and SK Hynix

Apple’s push for on-device AI in Siri is forcing a leap to 12GB mobile DRAM, reshaping the edge AI hardware stack beyond mere spec bumps. LPDDR5X with high bandwidth and low power becomes non-negotiable, indirectly aligning TSMC’s CoWoS packaging capacity with SK Hynix’s HBM3E roadmap. Geopolitically, tacit U.S.-South Korea export controls grant Samsung and SK Hynix a gray-zone advantage in supplying high-end DRAM to China, albeit with 5–8% higher compliance overhead. Qualcomm and MediaTek will accelerate NPU-DRAM co-optimization to counter Apple’s closed-loop performance premium. Over the next 18 months, structural shortages will dampen price elasticity in mobile DRAM, ushering in a 'compute-bound memory' pricing paradigm that squeezes margins for smaller OEMs while entrenching tech moats for leaders.