cpuid

CPU Identification

CPUID

Returns processor information based on EAX value.

Details

The CPU Identification instruction returns processor information based on EAX value.

Pseudocode Operation

// Returns processor information based on EAX value

Example

CPUID

Encoding

Binary Layout
0F
+0
A2
+1
 
Format Legacy
Opcode 0F A2
Extension Base

Operands