The Type 10 pinout is a further COM Express extension and it's used with the Mini form factor (84 x 55 m) offering an high level of connectivity combined with a reduced footprint.
COM Express Mini Type 10 module based on Intel Atom and Pentium processors (Apollo Lake)
COM Express Mini Type 10 module based on Intel Atom, Pentium and Celeron processors (Braswell)
COM Express module Type 10 with Intel Atom and Celeron processors (Bay Trail)
COM Express module Type 10 Mini with Intel Atom SoC and ECC memory support (Bay Trail)