Lenovo 14" ThinkPad T450 Ultrabook 20BV000BUS B&H Photo Video
GitHub - MultimediaLucario/Lenovo-ThinkPad-T450s: This repo contains the installation guide and EFI files required to get a perfectly functional Catalina and Big Sur hackintosh on your Brodwell (5th gen) T450 or T450s. Everything
Lenovo ThinkPad W540 20BH001KUS 15.6 LCD Mobile Workstation Intel Core i7 4th Gen i7 4900MQ Quad core 4 Core 2.80 GHz 8 GB DDR3L SDRAM 500 GB HDD Windows 8 Pro 64 bit 1920 x 1080 - Office Depot
An Ultrabook that works with your projector: Lenovo T450s reviewed | Ars Technica