Silicon Power A55 512GB M.2 2280 SATA III Internal Solid State Drive CL22 it fits a wider range

it fits a wider range of thin laptops and space-constrained builds than double-sided drives of similar capacity would

compared with a PCIe NVMe drive

Actual read/write speed and endurance vary by capacity and system configuration

it's a reasonable trade-off

Also confirm your BIOS is updated to the latest version and that the M

Silicon Power A55 512GB M.2 2280 SATA III Internal Solid State Drive CL22 it fits a wider range[Product Feature] Ultra compact for Up to date Devices Designed with an M. 2 2280 form factor (80 x 22 x 3. 5 mm), the A55 M. 2 2280 SSD features a super compact size and case less design that makes it applicable for tiny and thin devices such as ultrabooks, tablet computers, and mini PCs. lSRT Supported for Flexible Configuration Intel Smart Response Technology (ISRT) is supported to enable flexible computer configuration for improved overall