Models: 110 MIPs from the GAMS LINLib

Solvers:

  1. 22.4.trc: CBC 1.1 from GAMS 22.4
  2. 22.5.trc: CBC 1.2pre from GAMS 22.5
  3. 22.7.trc: CBC 2.0 from GAMS 22.7
  4. 22.8.trc: CBC 2.1 from GAMS 22.8
  5. 22.9.trc: CBC 2.2 from 21.08.2008
    CBC stable/2.2 rev. 1050; CLP stable/1.8 rev. 1262; Cgl stable/0.53 rev. 676; Osi stable/0.99 rev. 1288; CoinUtils stable/2.3 rev. 1070
    compiled with flags "-DDISALLOW_PRINTING -DCLP_FAST_CODE -DCOIN_FAST_CODE -DCOIN_USE_RESTRICT -DNEW_STYLE_SOLVER=0"

Timelimit: 1800 seconds
Gap tolerance: 0

Platform:

Results

Remark: For GAMS 22.6 the GAMS/CBC interface was rewritten to make it behave closer to the (tuned) CBC standalone version. Thus, many tweaks or heuristics already existing in CBC 1.1 and 1.2 were not used in the GAMS 22.4 and 22.5 versions.