Meet the Thermaltake Core P90: an elegant open frame PC case with dual 5mm thick tempered glass panels that showcases what you have put inside your machine. Its 2-way GPU placement allows vertical mounting. You get wall-mount, vertical, and horizontal placement options.
This PC case has a fully modular design. It supports coolers up to 180mm in height and PSUs up to 220mm in length. More info is available here.