The Samsung desktop with 8GB memory and 2666U features DDR4 RAM, offering a capacity of 8GB, which is ideal for standard desktop tasks like browsing and office work. It operates at a speed of 2666 MHz, providing moderate performance for multitasking. The memory is in a DIMM form factor, compatible with desktop motherboards, and runs at a voltage of 1.2V for energy efficiency. The typical CAS latency is around CL19, ensuring responsive performance. This setup balances performance and efficiency, making it suitable for everyday computing tasks.