I have used computer parts available, from machines that were working. 1- Used HP Compaq dx7400 parts for sale, tested and working: Available: *HP/MSI MS-7352 Motherboard, working = 60 SAR *Intel Core 2 Duo E6550 Processor, working = 25 SAR *Original HP Compaq Case, good condition = 70 SAR *HP Power Supply, working = 40 SAR *DVD Writer/Reader, working = 30 SAR *CPU Fan + Rear Fan, working = Both fans 35 SAR *HDD 500GB Seagate ST500DM002, excellent health status according to full scan as shown in the picture = 80 SAR No RAM or SSD. Its RAM is DDR2. Sold per piece, and multiple pieces can be sold together. Jeddah Brand: HP Storage Type: HDD Graphics Card: Integrated Operating System: Windows