It uses solid state memory, 64 GB or 128 GB, but its performance is much closer to a hard drive or fast memory card than a proper SSD. (pocket-lint.com)
However, you could try enabling each profile in turn and choosing the profile that provides you with faster memory speeds, if you like. (howtogeek.com)
It uses solid state memory, 64 GB or 128 GB, but its performance is much closer to a hard drive or fast memory card than a proper SSD. (pocket-lint.com)