General description The 4GB DDR2 Laptop RAM is designed for laptops, featuring a frequency of 667MHz and a 200-pin SODIMM configuration. This memory module is compatible with various laptop models and is ideal for enhancing system performance. Technical specifications Capacity: 4GB Frequency: 667MHz Type: DDR2 SODIMM Pin Count: 200 pins Dimensions: 7x3 cm Compatibility and accessories Compatible with DDR2 533MHz (PC2 5300) Compatible with DDR2 800MHz (PC2 6400) Compatible with DDR2 1066MHz (PC2 8500) Recognition on different operating systems: Windows XP (around 3GB), Windows 7 32Bit (around 2.26-4.5GB), Windows 7 64Bit (around 8-16GB) Other information Color: Random colors (specific colors not available) Material: PCB Package Contents: 1 * RAM Note: Light and different displays may cause color variations in the item Measurement allowed error: +/- 1-3 cm