The Toshiba/Kioxia BG4 1TB SSD Review
 

Today we're taking a look at Toshiba's tiny, OEM-only BG4 SSD. The BG4 is going to become an increasingly common sight in OEM laptops as manufacturers look to save on space and power consumption. Toshiba's fourth-generation BGA SSD pushes performance and capacity into mainstream territory while keeping power consumption extremely low, all in a footprint comparable to a postage stamp or SD card.

https://www.anandtech.com/show/14962...1tb-ssd-review