This Certified Refurbished product has been tested and certified to work and look like new, with minimal to no signs of wear, by a specialized third-party seller approved by Amazon. The product is backed by a minimum 90-day warranty, and may arrive in a generic brown or white box. Accessories may be generic and not directly from the manufacturer. 2.9 GHz Quad-Core Intel Core i5 Processor (Turbo Boost up to 3.6 GHz) with 6MB L3 cache 1 TB (5400-rpm) Hard Drive, 8 GB (Two 4 GB) of 1600MHz DDR3 Memory 21.5-inch (Diagonal) LED-backlit Display with IPS Technology; 1920-by-1080 Resolution NVIDIA GeForce GT 750M Graphics Processor with 1 GB of GDDR5 Memory