HP Black Pavilion p6-2103wb Desktop PC with Intel Pentium G630 Processor, 4GB Memory, 20" Monitor, 1TB Hard Drive and Windows 7 Home Premium with Windows 8 Pro Upgrade Option Posted on July 7, 2012 by Walmart.com HP Black Pavilion p6-2103wb Desktop PC with Intel Pentium G630 Processor, 4GB Memory, 20" Monitor, 1TB Hard Drive and Windows 7 Home Premium with Windows 8 Pro Upgrade Option $500.00