The all new modern ultra-slim design of the HP ProBook 645 delivers efficiently powerful performance, enterprise-grade security and manageability and flexible configuration options. Ideal for professionals in corporate settings or small to medium businesses, wanting an affordable combination of innovation, essential security and multimedia capabilities Windows 10 or other operating systems available. Updated ultra-slim design: The precision-crafted ultra-slim chassis in a modern natural silver finish is designed to pass MIL-STD 810G testing and supports several HP docking options for gradual transitions to modern docking solutions. Efficient performance: Take on your work with an efficiently powerful, highly secure, and reliable AMD Ryzen PRO processor with Radeon Vega graphics designed for a highly responsive experience that helps secure your data, device, and identity. Built on a secure foundation: Protect your PC against the evolving malware threats of the future, with self-healing, hardware-enforced, and manageable security solutions from HP. From the BIOS to the browser HP Sure Start Gen4 and HP Sure Click help secure your PC. Windows 10 or other operating systems available..With 8GB memory, you can multitask between various applications without issue.DDR4 RAM: With its higher bandwidth, everything from multi-tasking to playing games gets a performance boost.The improved 802.11a/b/g/n/ac 2x2 Wi-Fi antenna delivers a stronger, more reliable Internet connection than before.1-year manufacturer limited warranty.Experience lag-free and smooth performance with AMD Radeon Vega graphic card.Works on Windows 10 Pro, 64-bit operating system for an intuitive and user-friendly interface.14" screen provides a great movie watching experience.Features AMD 2700U quad-core 2.2GHz (up to 3.8GHz) processor with 6MB cache.500GB HDD storage drive with 7200rpm spindle speed provides adequate internal storage space.High-definition 1366 x 768 display: Enjoy your entertainment with the great quality and high-definition detail of 1 million pixels. Safety Data Sheet