Powerful enough to handle your workplace computing tasks with convenient expandability options, it’s the versatile PC that will grow as your needs do. You get a full-function PC with a heritage of quality and reliability; you’ve found your ideal PC. Features Featuring Genuine Windows 7 Professional and/or other operating systems The perfect fit - With its space-efficient industrial design, this PC is sophistication personified and includes configurability as well. You get a powerful workhorse ready to meet your needs now and grow with your business later. - Smaller than our average HP desktop tower, the space-saving HP Pro 3405 Microtower fits neatly on a desk, counter, or shelf. Room to grow - Flexible so you get a PC that best fits your small business needs; the Microtower can be configured to support high-speed memory and AMD next generation processors for the latest in performance. - Whether you’re editing photos, creating multimedia presentations, or designing web content you’ll see enhanced image clarity and detail with integrated AMD Radeon HD graphics. Flexibility comes standard - The HP Pro 3405 Microtower is ready to configure with extra memory slots, PCI Express (PCIe) slots, and 8,9/13,3 cm (3.5”/5.25”) bays. Choose the Genuine Windows® 7 Professional. Other Windows editions available. - The integrated 6-in-1Media Card Reader lets you conveniently read, write, copy, and store files from your computer to different types of media. Fits in with style - The new design features conveniently placed ports and integrated options so your PC works with you for productivity and performance. More than what is in the box - Our business-focused innovations, included in every HP Pro 3405 Microtower PC, help you increase productivity, reduce your environmental footprint, and improve your overall computing experience.