, 1 min read

Operation Costs Measured in CPU Clock Cycles

Original post is here eklausmeier.goip.de/blog/2016/11-22-operation-costs-measured-in-cpu-clock-cycles.


I have written on the merits of 64-bit vs 32-bit, or on the AMD Bulldozer CPU Architecture Overview. An article in ithare.com gave a very good overview about the relative performance of various CPU operations. Below is the graphic:

Photo

The above image is from IT Hare on Soft.ware.

Also see the often quoted Agner Fog: Instruction Tables.