DDR4 memory module. 1x 8 GB DDR4 RAM, 3200 MHz. Form factor: SO-DIMM, 260-pin. Non-ECC. Compatible with various Dell laptops, all-in-one PCs, and mini PCs. DDR4 RAM offers several improvements in speed and performance compared to previous generations. A fourth-generation RAM stick has more pins to connect to the motherboard, accommodating the higher speeds. Each DIMM has a direct line to the CPU controller to avoid delays and bottlenecks in data transfer from the CPU to the RAM. DDR4 also includes innovations that reduce power consumption and enhance reliability.