The pros and cons of mechanical and solid-state drives have been Based on ProVantage's product page, the 2.5-incher carries 500GB of mechanical storage along with 4GB of SLC NAND memory, and rumors suggest it will ship with Asus' ROG G73Jh gaming laptop. More information will be available soon enough, with the big unveiling slated for Wednesday, May 26 at 11AM PST.