RDTSC - Throughput and Uops

With unroll_count=500 and no inner loop

• Code:

     0:	0f 31                	rdtsc  
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.0
  • Core cycles: 23.0
  • Reference cycles: 13.95
  • TOPDOWN_RETIRING.ALL: 20.0
  • UOPS_MS: 20.0

With loop_count=1000 and unroll_count=10

• Code:

     0:	0f 31                	rdtsc  
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.2
  • Core cycles: 23.1
  • Reference cycles: 14.01
  • TOPDOWN_RETIRING.ALL: 20.2
  • UOPS_MS: 20.0

With loop_count=100 and unroll_count=100

• Code:

     0:	0f 31                	rdtsc  
  

• Show nanoBench command
• Results:
  • Instructions retired: 1.02
  • Core cycles: 23.01
  • Reference cycles: 13.95
  • TOPDOWN_RETIRING.ALL: 20.02
  • UOPS_MS: 20.0