Samsung begins mass production of 512GB embedded Universal Flash Storage (eUFS) 3.0 chips for smartphones, with speeds of up to 2,100 MB/s
Samsung's future phones, including the Galaxy Fold, will have read and write speeds comparable with snappy ultra-fast laptops.
Context & Ripple Effects
This is one step in a capacity-and-speed ladder Samsung has been climbing since it shipped 128GB NAND aimed at mid-range phones in 2015 and moved to the faster UFS interface with 256GB chips for phones and tablets in 2016. The 512GB eUFS 3.0 part doubles capacity again while pushing sequential reads to 2,100 MB/s — laptop-class throughput inside a phone.
First-order effects
- Flagship buyers get the benefit immediately: Samsung says future phones including the Galaxy Fold will ship with eUFS 3.0, giving its first foldable laptop-comparable storage speeds at launch.
- Samsung's own component roadmap tightens — weeks later it began mass production of a 10nm 12GB LPDDR4X DRAM chip targeting 34.1 GBps, pairing fast flash with fast memory for the same device generation.
Second-order effects
- Rival handset makers face a spec-floor problem: once Samsung's flagships ship 512GB at 2,100 MB/s, competitors must source comparable UFS 3.0 supply or concede the premium tier on both capacity and speed.
- The move pressures removable storage further — Samsung had already announced removable UFS cards meant to replace microSD with no supporting devices, and embedded chips this fast make onboard-only designs easier to justify.
Third-order effects
- If the doubling cadence holds, storage stops being a differentiator and becomes table stakes: Samsung itself unveiled UFS 4.0 claiming double the speed of UFS 3.1 three years later, confirming each generation's lead is short-lived.
- Structurally, the pattern points to memory suppliers like Samsung setting the pace of flagship phone design, since capacity and bandwidth ceilings now arrive before the SoCs and radios that would otherwise define a generation.
The trend: Smartphone storage is doubling on a roughly three-year cadence driven by Samsung's NAND roadmap, turning flash speed from a premium feature into baseline infrastructure.