The Tech Report published a review on the Adata's Premier SP550 480GB SSDed
A quote from the article:
Adata joins the budget SSD club with its debut TLC drive, the Premier SP550. We ran this drive through our storage bench to see whether Adata's combo of a Silicon Motion SM2256 controller and SK Hynix 16-nm planar NAND make for a compelling, affordable SSD.Adata's Premier SP550 480GB SSD reviewed @ The Tech Report