Models: 252 MINLPs from MINLPLib (all instances that can be handled by all solvers)

Solvers as in GAMS 23.9.2 / 23.9.5:

• BARON 11.5.2 with optionfile

  contol 1e-6
  

• Couenne 0.4 with default options
• Lindo API 7.0.1.497 with optionfile

  SOLVER_FEASTOL 1e-6
  

• SCIP 3.0.0 linked to CPLEX 12.4.0 and Ipopt (with HSL MA27) with optionfile

  limits/memory = 20000
  memory/savefac = 0.9
  

Timelimit: 7200 seconds
Gap tolerance: 0.000001
Threads: 1

Platform:

• Intel Xeon X5672, 3.2 GHz, 48 GB RAM
• openSuSE Linux 12.1, 64 Bit

Results:

• Performance Tools Output
• SCIP check scripts output:
  1. BARON
  2. Couenne
  3. Lindo API
  4. SCIP
  compare all
• Solver output (logs):
  1. BARON
  2. Couenne
  3. Lindo API
  4. SCIP