Modern Application Development I, Quiz 2

September 2024 term, 1 Dec 2024, Set QDD2

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Question 1

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You have a DRAM module with bus width of 64 bits, clock speed of 800 MHz, and operating in DDR (double-data-rate or two values per clock cycle) mode. What is the maximum memory bandwidth in Gigabytes per second achievable with this module if it is working in dual channel mode (two memory interfaces are used)?

Select one option

• A.

  51.2

• B.

  102.4

• C.

  25.6

• D.

  12.8

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You have a DRAM module with bus width of 64 bits, clock speed of 800 MHz, and operating in DDR (double-data-rate or two values per clock cycle) mode. What is the maximum memory bandwidth in Gigabytes per second achievable with this module if it is working in dual channel mode (two memory interfaces are used)? Figure from the original question paper Figure from the original question paper