This HP Compaq 6200 Elite Small Form Factor computer comes with an Intel Pentium G620-2.6GHz Processor, 4096MB of DDR3 Memory, 250GB Hard drive, DVD Optical Drive, Microsoft Windows 7 Professional (64-bit) Operating system and 1 year Distributor Warranty. Buy this Desktop and Save $35 Off on a HP 6200 SFF Pentium G620-2.6GHz, 4096MB RAM, 250GB, DVD, W7P64, 1YR WRT - Refurbished for $129.99 after instant rebate with free shipping at Rakuten.com.