LAMMPS (1 Feb 2014)
# FENE beadspring benchmark

units		lj
atom_style	bond
special_bonds   fene

read_data	data.chain
  orthogonal box = (-16.796 -16.796 -16.796) to (16.796 16.796 16.796)
  1 by 1 by 1 MPI processor grid
  reading atoms ...
  32000 atoms
  reading velocities ...
  32000 velocities
  scanning bonds ...
  1 = max bonds/atom
  reading bonds ...
  31680 bonds
  2 = max # of 1-2 neighbors
  2 = max # of special neighbors

neighbor	0.4 bin
neigh_modify	every 1 delay 1

bond_style      fene
bond_coeff	1 30.0 1.5 1.0 1.0

pair_style	lj/cut 1.12
pair_modify	shift yes
pair_coeff	1 1 1.0 1.0 1.12

fix		1 all nve
fix		2 all langevin 1.0 1.0 10.0 904297

thermo          100
timestep	0.012

run		100
Memory usage per processor = 11.5156 Mbytes
Step Temp E_pair E_mol TotEng Press 
       0   0.97029772   0.44484087    20.494523    22.394765    4.6721833 
     100    0.9729966    0.4361122    20.507698     22.40326    4.6548819 
Loop time of 1.00129 on 1 procs for 100 steps with 32000 atoms

Pair  time (%) = 0.201344 (20.1083)
Bond  time (%) = 0.0870376 (8.69251)
Neigh time (%) = 0.45714 (45.6549)
Comm  time (%) = 0.0338521 (3.38083)
Outpt time (%) = 0.000102043 (0.0101911)
Other time (%) = 0.221819 (22.1532)

Nlocal:    32000 ave 32000 max 32000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost:    9493 ave 9493 max 9493 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs:    155873 ave 155873 max 155873 min
Histogram: 1 0 0 0 0 0 0 0 0 0

Total # of neighbors = 155873
Ave neighs/atom = 4.87103
Ave special neighs/atom = 1.98
Neighbor list builds = 25
Dangerous builds = 0