The Samsung 4GB DDR4 PC4-21300 Desktop RAM offers 4GB of capacity, making it suitable for general computing tasks. It operates at a speed of 2666 MHz (PC4-21300), providing efficient performance for everyday applications. The module has a 288-pin UDIMM form factor, designed for desktops with DDR4 slots. With a latency of CL19, it strikes a balance between speed and efficiency for routine tasks. Additionally, it operates at a voltage of 1.2V, ensuring power efficiency. The RAM is unbuffered and non-ECC, ensuring stable performance for typical use without the need for error-correction features.