Older standard where both logical and physical sectors are 512 bytes.
Troubleshoot Operating System Disk Sector Size Greater Than 4 KB nvme sector size
NVMe sector size (or LBA format) refers to the size of the smallest addressable unit of data on the drive . While most consumer drives default to a logical sector size for legacy compatibility, modern NVMe SSDs physically store data in 4096-byte (4K) blocks. 1. Types of Sector Sizes Older standard where both logical and physical sectors
The drive reports 512-byte sectors to the OS but uses 4K physical sectors internally. This requires the firmware to "translate" data, which can slightly impact performance. which can slightly impact performance.