SK0-003 · Question #916
Which of the following is the purpose of the VRM for the processor?
The correct answer is B. To regulate the voltage from the motherboard. The primary purpose of the Voltage Regulator Module (VRM) for the processor is to convert and regulate the incoming voltage from the motherboard to the precise, stable voltage levels required by the CPU.
Question
Which of the following is the purpose of the VRM for the processor?
Options
- ATo vary the processor's clock speed
- BTo regulate the voltage from the motherboard
- CTo adjust the access speed of virtual memory
- DTo provide a data path for multiple processor communications
How the community answered
(39 responses)- A3% (1)
- B92% (36)
- C5% (2)
Why each option
The primary purpose of the Voltage Regulator Module (VRM) for the processor is to convert and regulate the incoming voltage from the motherboard to the precise, stable voltage levels required by the CPU.
Varying the processor's clock speed is managed by the CPU's internal power management features and the operating system, not directly by the VRM.
The VRM (Voltage Regulator Module) is an essential circuit on the motherboard responsible for converting the higher, unregulated voltages (e.g., 12V) supplied by the power supply into the specific, lower, and highly stable voltages (e.g., 0.8V to 1.5V) that a modern CPU requires for proper and reliable operation.
Adjusting the access speed of virtual memory is a function controlled by the operating system and the memory management unit within the CPU, not by the VRM.
Providing a data path for multiple processor communications is handled by the motherboard's chipset and the CPU's internal interconnects, not by the VRM.
Concept tested: Voltage Regulator Module (VRM) function
Source: https://www.dell.com/support/manuals/en-us/poweredge-r730/r730_ug/vrm-and-power-connector
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