ADATA Low Voltage 4GB DDR3L PC3-12800 SODIMM RAM

The classification of the computer’s memory module, such as DDR3, DDR4, DDR5, or variants that include form‑factor information (e.g., SODIMM DDR4). It indicates the technology and compatibility requirements for the device’s motherboard.

The pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates how many pixels are used to render the visual content and is commonly used for monitors, TVs, smartphones, cameras, and digital images.

The total count of individual electrical pins or contacts present on a memory module such as DDR4, DDR5, or other RAM types. It represents the number of discrete points that can be soldered, wired, or otherwise connected to other parts of a system.

The number of times per second that a display updates its image, expressed in hertz (Hz). It indicates the smoothness and responsiveness of motion on the screen; higher rates generally provide a more fluid visual experience.