Experience top-notch productivity plus industry-leading reliability, security, & manageability, plus a unique portfolio of solutions in a compact, space-saving design with the powerful HP Elite Desk 800 SFF Designed for every demand Blast through your most demanding challenges with the uncompromising performance of 6th Gen Intel Core™ processors, Intel HD 530 Graphics, & optional high-end discrete graphics & HP Turbo Drive. Seriously secure Help protect your PC & maintain maximum uptime with a suite of solutions that help stop security breaches, including HP BIOSphere with Sure Start. Make durability a reality Get the reassurance of a PC that goes through 120, 000 hours of HP Total Test Process & is designed to pass MIL-STD testing. Add an optional Dust Management Solution for enhanced reliability in dusty environments. Expand with ease Extend the life of your investment with a tool-less chassis & a range of expansion slots, bays, ports, & connectors for the most demanding business needs. Processor Intel Core™ i 5-6500 3.2 GHz Up to 3.6 GHz with Intel Turbo Boost Intel HD Graphics 530 6 MB cache 4 cores Memory 4 GB DDR4-2133 SDRAM Configuration: 1 x 4 GB 4 x DIMM Slot Hard Drive 500GB 7200 rpm SATA Optical Drive Slim SATA Super Multi DVD-RW Software Operating System: Windows 7 Professional 64 (available through downgrade rights from Windows 10 Pro) This system is preinstalled with Windows 7 Professional software & also comes with a license for Windows 10 Pro software. You may only use one version of the Windows software at a time. Switching between versions will require you to uninstall one version & install the other version. You must back up all data (files, photos, etc.) before uninstalling & installing operating systems to avoid loss of your data Display Not included Graphics Intel HD Graphics 530 Audio Integrated Speakers Input Devices HP USB (Universal Serial Bus) Business Slim Keyboard HP USB (Universal Serial Bus) Mouse Networking Intel I219LM Gigabit Network Connection LOM Power Supply 200 W, up to 92% efficient, active PFC Interfaces Front 2 USB (Universal Serial Bus) 3.0 2 USB (Universal Serial Bus) 2.0 (1 fast charging) 1 audio line in 1 audio line out Rear 6 USB (Universal Serial Bus) 3.0 1 serial 2 PS/2 (keyboard & mouse) 1 VGA 2 Display Port 1 audio line in 1 audio line out 1 RJ-45 Expansion 1 PCIe x 16 1 PCIe x 4 (x 16) 2 PCIe x 1 Warranty 3-year limited warranty including 3 years of parts, labour, & next-business-day onsite service. Terms & conditions vary by country