Which characteristic describes DDR3 SDRAM?

Information Technology Essentials (ITE)

Which characteristic describes DDR3 SDRAM?

chips specifically designed for video graphics that are used in conjunction with a dedicated GPU.
a small circuit board that holds several memory chips and has a 30- or 72-pin configuration.
chips that run at clock speeds of 800 MHz and have a connector with 240 pins.
an individual memory chip that has dual rows of pins used to attach it to the motherboard.

Tags: Introduction to Computer Studies