BitcoinTalk

Re: tcatm's 4-way SSE2 for Linux 32/64-bit is in 0.3.10


  • AMD K10: 2 128bit units
  • intel nehalem: 3 128bit units
This probably explains why hyperthreading increases performance with -4way.  If three SSE2 units is excessive, then hyperthreading would help keep them all busy.