Memory DDR, DDR2, DDR3 are different from each other, slot sockets are not the same, can not be forced to insert, so as not to damage the memory and motherboard, remember!Features:1. Applicable to DDR2 PC2-4200 desktop, compatible for AMD motherboard.2. Built-in high quality chip for stable performance and high speed operation.3. The high memory speed of 533MHz improves the speed of your computer and brings convenience to your life.4. 1G capacity provides powerful performance and storage for daily reading and writing.5. High-quality circuit module board, effectively avoiding corrosion and wear, durable and easy to carry.Specifications:Brand: XiedeModel: DDR2Memory frequency: 533Memory capacity: 1GCompatible: for AMD Compatible computer: Desktop Bandwidth: PC2-4200Pin number: 240pinSize: Approx. 13.4*3*0.4CM/5.28*1.18*0.16inchPackage List:1 * Memory ModuleNote:PC2700 is DDR 333 memoryPC3200 is DDR 400 memoryPC4200 is DDR2 533 memoryPC4300 is DDR2 533 memoryPC5300 is DDR2 667 memoryPC6400 is DDR2 800 memoryPC8500 is DDR3 1066 memoryPC10700 is DDR3 1333 memoryPC12800 is DDR3 1600 memoryIf the memory appears: blue screen, crash, restart, alarm sounds, please follow the following methods one by one. If these methods don't work, then it is not compatible.1. The memory is not inserted, or the gold finger is oxidized. Wipe the memory gold finger with an eraser and reinsert it, or change the slot;2. The memory slot is dusty or oxidized. Wash it with a brush. (it will be done without washing with water)3. Memory is not compatible, try to change the memory.4. CMOS does not discharge and restore the factory settings, maybe it is normal (the motherboard battery is taken down, and then installed back).5. The motherboard is not compatible with the CPU, change the CPU.