RDMSR - Throughput and Uops

With unroll_count=500 and no inner loop

• Code:

     0:	0f 32                	rdmsr  
  

• Init:

  MOV RCX, 0xE7

• Show nanoBench command
• Results:
  • Instructions retired: 1.0
  • Core cycles: 39.0
  • Reference cycles: 39.9
  • UOPS_RETIRED.ALL: 28.0
  • UOPS_MS: 27.0

With loop_count=1000 and unroll_count=10

• Code:

     0:	0f 32                	rdmsr  
  

• Init:

  MOV RCX, 0xE7

• Show nanoBench command
• Results:
  • Instructions retired: 1.2
  • Core cycles: 36.8
  • Reference cycles: 37.7
  • UOPS_RETIRED.ALL: 28.2
  • UOPS_MS: 27.0

With loop_count=100 and unroll_count=100

• Code:

     0:	0f 32                	rdmsr  
  

• Init:

  MOV RCX, 0xE7

• Show nanoBench command
• Results:
  • Instructions retired: 1.02
  • Core cycles: 37.38
  • Reference cycles: 38.29
  • UOPS_RETIRED.ALL: 28.02
  • UOPS_MS: 27.0