Specs Fujitsu ESPRIMO P900 DDR3-SDRAM i3-2100 Micro Tower 2nd gen Intel® Core™ i3 4 GB 500 GB Windows 7 Professional PC Black PCs/Workstations (VFY:P0900PF011NC)
New PSU for a Pre-build PC? | Tom's Hardware Forum
Specs Fujitsu ESPRIMO P900 DDR3-SDRAM i5-2400 Micro Tower Intel® Core™ i5 4 GB 500 GB Windows 7 Professional PC Black PCs/Workstations (VFY:P0900PXG11BE)
Specs Fujitsu ESPRIMO P900 0-Watt DDR3-SDRAM i7-2600 Desktop 2nd gen Intel® Core™ i7 4 GB 128 GB SSD Windows 7 Professional PC Black PCs/Workstations (VFY:P0900P0003IT)