Acer Aspire Switch 10.1 Touchscreen Laptop Windows 8.1 SW5-011-18R3 (Certified Refurbished) Operating System: 32-bit Windows 8.1 Processor & Chipset Intel Atom Z3745 Quad-core 1.33 GHz Processor 2 GB DDR3 memory 32GB internal storage 10-Inch HD IPS multi-touch display (1366 x 768)