Which characteristic describes DDR3 SDRAM?

Which characteristic describes DDR3 SDRAM?

  • 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
  • a small circuit board that holds several memory chips and has a 30- or 72-pin configuration
  • chips specifically designed for video graphics that are used in conjunction with a dedicated GPU

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