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SLR1-1.1: The factors affecting the performance of the CPU

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Total cards: 8•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (8)

#1
Front (Question)

What are 3 factors that affect the performance of the CPU?

Back (Answer)

• Clock speed • Cache size • Number of cores

#2
Front (Question)

How does a fast clock speed improve performance?

Back (Answer)

• More cycles per second • More instructions executed per second • Program finishes faster

#3
Front (Question)

How does a large cache size improve performance?

Back (Answer)

• Stores data/instructions • Less RAM needed • Faster than accessing RAM

#4
Front (Question)

How does more number of cores improve performance?

Back (Answer)

• A complete complete copy of the CPU • More cores means more power to run multiple programs at the same time

#5
Front (Question)

What are the potential limitations of increasing the number of cores?

Back (Answer)

• CPU cores have to communicate with each other - takes time • Software may not be able to use the full advantage of all processors

#6
Front (Question)

What are the two types of processors?

Back (Answer)

• Dual-core processor • Quad-core processor

#7
Front (Question)

What is a dual-core processor?

Back (Answer)

It is two processors linked together in an integrated circuit (x2)

#8
Front (Question)

What is a quad-core processor?

Back (Answer)

It is four processors linked together in an integrated circuit (x4)