CXMT Overtakes SK Hynix in DRAM Operating Margin as iPhone 18 Pro Pre-Orders Enter Day Two
On the second day of iPhone 18 Pro pre-orders, China's CXMT surpassed SK Hynix in DRAM operating profit margins as South Korean memory giants shift capacity toward AI-oriented HBM4. Meanwhile, carrier promotional details show T-Mobile outperforming AT&T on total cost due to tax inclusion, and global DRAM inventories have fallen below 10 days of supply.
Key points
- ChangXin Memory Technologies (CXMT) passed SK Hynix in DRAM operating profit margin as South Korean suppliers shift capacity to HBM4.
- Global DRAM inventories at Samsung and SK Hynix dropped below 10 days of supply, creating pricing pressure on consumer memory modules.
- T-Mobile's tax-inclusive pricing provides a $360 to $540 advantage over AT&T for equivalent $1,200 iPhone 18 Pro trade-in deals across 36 months.
- iPhone 18 Pro Max delivery dates slipped to mid-to-late November, while standard 256GB models hold at September 18 launch delivery.
Primary sources