Welcome to our store! 1. The memory module has good compatibility, stable operation, is not easy to cause blue screen, crashes, or failure to start. 2. The product is resistant to high temperatures and has a fast heat dissipation rate, while increasing computer memory and improving computer performance. 3. High-quality memory particles and good workmanship ensure a long service life. 4. Powerful performance, whether for gaming or work, it provides smooth operational efficiency. 5. System inspection and rigorous testing are performed using large-scale high-precision equipment to ensure the quality of each memory module. Item Type: Memory Module Model: DDR2 Memory Frequency: 533MHZ Memory Capacity: 2GB Compatibility: Fully compatible for Intel/AMD Applicable Computer: Desktop Bandwidth: PC-4200 Voltage: 1.8V Number of Pins: 240Pin Note: 1. Memory is divided into memory cards, DDR, DDR2, DDR3 models. Please check the following list to know which memory is installed in your computer and which memory you need to buy. If you don't know which memory is suitable for your computer, use software testing to see which memory your favorite computer needs. After running the software, look at the "Max Bandwidth" column in the "SPD" option, and you will see "PCxx00", as follows: PC2100 is DDR 266 memory PC2700 is DDR 333 memory PC3200 is DDR 400 memory PC4200 is DDR2 533 memory PC4300 is DDR2 533 memory PC5300 is DDR2 667 memory PC6400 is DDR2 800 memory PC8500 is DDR3 1066 memory PC10700 is DDR3 1333 memory PC12800 is DDR3 1600 memory Memory DDR, DDR2, and DDR3 are not interchangeable, and the sockets are different. Do not force them in, to avoid damaging the memory and motherboard. Remember! 2. If the memory shows: Blue screen, crash, restart, and the alarm continues to beep, please try the following methods one by one. If not, it is determined to be incompatible. Try the following methods: a. The memory is not inserted properly, or the gold finger is oxidized. Use an eraser to clean the memory finger and reinsert it, or swap slots; b. The memory slot is dusty or oxidized. Use a brush and cleaning solution to clean it (if you don't have cleaning solution, just brush it); c. The memory is not compatible, try another memory. d. CMOS is not cleared to restore factory settings, it may be normal (remove the motherboard battery and then reinsert it). e. The motherboard is not compatible with the CPU, try changing the CPU. 1 x Memory Module If you encounter any product issues after receiving the goods, such as damage or incorrect quantity, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.