An Ultrabook that works with your projector: Lenovo T450s reviewed | Ars Technica
Lenovo Thinkpad T450s
Lenovo ThinkPad T450s Review | PCMag
Amazon.com: Lenovo ThinkPad T450 14in HD Business Laptop Computer, Intel Dual-Core i5-5300U Up to 2.9GHz, 8GB RAM, 128GB SSD, HDMI, 802.11ac WiFi, Bluetooth, Windows 10 Professional (Renewed) : Electronics
Amazon.com: Lenovo ThinkPad T450s - 14 Inch - Intel i5-5300U 2.30GHz - 8 GB RAM - 256 GB SSD - Windows 7 Pro - 20BX001AUS : Electronics
The Lenovo ThinkPad T450s Review: Bridging The Ultrabook