This SSD hard drive has a 64 GB storage capacity and works faster than an HDD drive. This model has an M.2 form factor.
Transcend MTS400S 64 GB M.2 2242 SATA III 6 Gb/s Internal Solid State Drive (SSD) MLC NAND (TS64GMTS400S)
Conrad Electronic
Transcend 400S 64 GB SATA M.2 internal SSD 2242 M.2 SATA 6 Gbps Retail TS64GMTS400S