You can spend more time running your business and less time concerned with IT when you have Windows 10 Pro. Build-in security, enhanced productivity features, and easy-to-implement management tools provide an essential foundation to keep your business humming. Windows 10 Pro Lenovo ThinkPad E575, AMD A10, 2.4 GHz, 15.6", 1366 x 768 pixels, 4 GB, 500 GB Lenovo ThinkPad E575. Product type: Laptop, Form factor: Clamshell. Processor family: AMD A10, Processor model: A10-9600P, Processor frequency: 2.4 GHz. Display diagonal: 15.6", HD type: HD, Display resolution: 1366 x 768 pixels. Internal memory: 4 GB, Internal memory type: DDR4-SDRAM. Total storage capacity: 500 GB, Storage media: HDD, Optical drive type: DVD±RW. Operating system installed: Windows 10 Pro. Product color: Black