HP ProDesk 400 G1 SFF # Core i3 4130 3.4 GHz -#4 GB Ram # 500 GB Hard Disk   HP Business Class Desktop Best for home and office use This Desktop comes with an Intel Core i3 4th Generation Processor and is Best for Home & Office work and light gaming. It also has a strong Built-in along with the Product package. This desktop can be upgraded up to 16 GB RAM and 512 GB SSD / 2 TB HDD. Product Specifications: Processor : Intel Core i3 Processor 4130, Dual Core, Processor Speed : 3.40 GHz (with Hyper-Threading Technology and Intel Smart Cache) Chipset Type :Intel H81 Express Form Factor : SFF Small Form Factor Graphics : Intel Integrated Graphics Graphics Card : Intel HD Graphics 4400 Hard Disk : 500 GB HDD Drive (Can be upgraded at extra cost) Memory (RAM) : 4 GB DDR3 RAM 1600 MHz (Can be upgraded at extra cost) Ethernet Port : Yes, with Intel Gigabit Internet Support Operating System : Genuine Windows 7 Pro x64 (Windows 10 Supported) USB 3.0, DisplayPort, VGA ports are available Compact in Size Tiny Desktop!