Details of the modules: 1. Hynix: 1GB capacity, PC3-10600U (DDR3) speed. 2. Elpida: 2GB capacity, PC3-10600U (DDR3) speed. Price per DDR3 module: 30 SAR 3. Elixir: 1GB capacity, PC2-5300U (DDR2) speed. 4. Simmtronics: 1GB capacity, PC2-667 (DDR2) speed. Price per DDR2 module: 20 SAR Note: Please ensure RAM compatibility with your motherboard before purchasing. Location: Buhayra Al-Amudi Price for all modules: 80 SAR