- LP solve: 4 hours (as reported by user)
- Cplex: 135 seconds
- CBC: 183 seconds
Wednesday, December 17, 2008
Coin OR's CBC performance
COIN OR's CBC solver is often showing excellent performance. Here is an example of a somewhat difficult MIP:
(all using defaults).
If you have the funds to buy Cplex: running Cplex on 4 cores and more aggressive cut generation reduced the solution time to 33 seconds.