Lenovo A540 F0AN003SUS All in One computer - 23.8" FHD -10 point Multi-Touch - 4th Generation Intel Core i7-5557U (3.10GHz 1600MHz 4MB)- NVIDIA GeForce GT940A - 8GB RAM - 1TB HDD+8GB SSHD - Windows 8.1 Pro Processor: Intel Core i7-5557U Processor (3.1GHz, 4M Cache, 1600MHz, up to 3.40 GHz) Operating system: Windows 8.1 Professional 64 - English Display: 23.0" 10-point Multi-touch Full HD (1920 x 1080) TFT color, LED backlight w/ 2.0MP Camera Graphics: NVIDIA GeForce GT940A, 2GB memory Memory: 4 GB PC3-12800 DDR3L SDRAM 1600MHz SODIMM Memory- Hard Drive: 1TB, 5400RPM Serial ATA 3.5" Hard Drive + 8GB SSHD - Optical Drive: DVD Recordable Serial ATA