My -4way results: slower for two older boxes, faster for newer one.
(“model name” comes from Linux’s /proc/cpuinfo, which reports directly from CPU)
- model name : Intel(R) Pentium(R) D CPU 3.00GHz
total cores: 2 without -4way: 0.999 Mhash/sec with -4way: 0.850 Mhash/sec
- model name : Dual Core AMD Opteron(tm) Processor 280
total cores: 4 without -4way: 4.6 Mhash/sec with -4way: 4.0 Mhash/sec
- model name : Genuine Intel(R) CPU 000 @ 3.20GHz
total cores: 4 without -4way: 5.7 Mhash/sec with -4way: 7.0 Mhash/sec