MasterGwydion
Emperor Mongoose
Page 8 of High Guard.Depends on how many components are manufactured as early prototypes.
If it's practically the entire vessel, then you have performance comparable to technological level fourteen.
"TECH LEVEL Before you start building your ship, decide on the Tech Level of the shipyard that will construct it. This is the maximum Tech Level available for any given component you add and also serves as the overall Tech Level of the ship itself."
You can have all TL-17 ship components, but it still doesn't make the ship TL-17, since TL-17 shipyards do not exist. So, no. It does not depend at all on how many components are manufactured as prototypes.