Our evaluation of the Seagate Hybrid Laptop Thin SSHD 500GB is now online for your viewing pleasure. If you want all the storage space a standard hard drive provides with the speed closer to that of an SSD, you should definitely read this review. Seagate has introduced the next generation of Solid State Hybrid Drives, commonly referred to as "SSHD." These drives use a small amount of MLC NAND to accelerate the performance of a 5400 RPM spinning disk. Today we test the mobile version against other available SSD caching solutions.