Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y The Celeron® processors support a wide range of multimedia capabilities to entertain and entice all throughout your day. Create, edit, and manage important files on the go. Easily organize contact lists and messages. Experience improved features and functionality to help you be more productive at work. The Celeron® processor levels up the fun with improved graphics, smooth action, and healthy battery life to support enhanced casual gameplay. Intel Celeron Lenovo Essential B590, Intel® Celeron®, 1.8 GHz, 39.6 cm (15.6"), 1366 x 768 pixels, 4 GB, 320 GB Lenovo Essential B590. Product type: Laptop, Form factor: Clamshell. Processor family: Intel® Celeron®, Processor model: 1000M, Processor frequency: 1.8 GHz. Display diagonal: 39.6 cm (15.6"), Display resolution: 1366 x 768 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 320 GB, Storage media: HDD, Optical drive type: DVD-RW. On-board graphics card model: Intel® HD Graphics. Operating system installed: Windows 8. Product colour: Black https://www.notebookcheck.net/Review-Lenovo-B590-MBX2JGE-Notebook.88518.0.html Whoever considers a notebook like the B590 from Lenovo does not look for a powerful laptop, which could smoothly run all games in high resolution, but for a laptop for emails, office tasks, and presentations. Office laptops should have a decent keyboard, ... matte display, quiet, cool, decent keyboard/mouse replacement, easy access to hardware display could be brighter, torsional stiffness of the display The Lenovo B590 performs well for an office notebook of its category. The performance suffices everyday office tasks. Matte display, low system noise and low temperatures are further pros for office work.The build quality of the plastic case is decent, bu...