General description The 3X 2GB DDR2 RAM Memory operates at 667MHz (PC2 5300) and is designed for laptops. This memory module is compatible with various DDR2 specifications and is ideal for enhancing your laptop's performance. Technical specifications Memory Type: DDR2 Capacity: 2GB per module Speed: 667MHz (PC2 5300) Voltage: 1.8V Pin Count: 200 pins SODIMM Dimensions: 7 x 3 cm Compatibility and accessories Compatible with DDR2 533MHz and DDR2 800MHz Common models: PC2 4200 (DDR2 533MHz), PC2 5300 (DDR2 667MHz), PC2 6400 (DDR2 800MHz), PC2 8500 (DDR2 1066MHz) Usage For laptops requiring DDR2 RAM Recognized memory capacity: approximately 3GB on Windows XP, 2.26-4.5GB on Windows 7 32-bit, and 8-16GB on Windows 7 64-bit Other information Package Contents: 3 x Memory modules Note: Color may vary due to different batches and light reflection Measurement error allowed: +/- 1-3 cm