Based on this product's specifications, here are some alternatives and similar models
2-Power 4GB DDR2 800MHz SoDIMM Memory A2887203 Laptop RAM
Summary description:
The 2-Power 4GB DDR2 800MHz SoDIMM Memory is designed for laptops, featuring 4GB capacity, DDR2 type, and a clock speed of 800MHz. It offers reliable performance with a CAS latency of 6, making it suitable for various computing tasks. This memory module is a direct replacement for A2887203, ensuring compatibility with your device.