Komodo 6 [↓]
Improvements include:

Komodo 6 is an improvement over all previous Komodo versions and supports multi-core computers.

Some features in Komodo 6 MP:

- multi-core support!
- automatic SSE4.2 detection
- evaluation improvements
- handling of closed positions
- king safety
- pawn capture decisions
- search improvements
- multipv implemention improved
- Better Hash table utilization
- many others
Komodo 6 is available for Windows, Linux and Mac in 64-bit and 32-bit.