Biwin unveils Mini SSD offering 512GB, 1TB, and 2TB in a tiny footprint Mini SSD reads at 3,700MB/s and writes at 3,400MB/s using PCIe 4x2 The device is smaller than a U.S. penny but rivals traditional M.2 drives in speed Chinese storage company Biwin has unveiled a new storage format called the “Mini SSD,” designed for laptops, tablets, phones, and cameras. At just 15 x 17mm and 1.4mm thick, it is smaller than a US penny, while offering storage options of 512GB, 1TB, and 2TB. Biwin claims sequential read speeds of 3,700MB/s with writes of 3,400MB/s over a PCIe 4x2...