Intel Celeron J1900 Quad-Core processor 2.0GHz. Comes with Acer 19.5 LED Monitor. 4GB DDR3 SDRAM system memory (expandable to 8GB) Gives you the power to handle most power-hungry applications and tons of multimedia work. DVD-RAM+/-R/RW drive Watch movies and read and write CDs and DVDs in multiple formats. 500GB SATA hard drive Store 333,000 photos, 142,000 songs or 263 hours of HD video and more.