| AOMIP Model ID | AWI | GSFC | IARC | IOS | LLN | NPS | NYU | RAS | UW |
| Vertical Grid Coordinates | Height | Sigma | Sigma | Height | Height | Height | Isopycnic | Height | |
| Vertical Grid Resolution | ? Levels | ? Levels | ? Layers | ? Levels | 31 Levels | ? Levels | 11 layers | 21 Levels | |
| Min Vertical Grid Spacing (m) | 10 | < 1 | 10 | ||||||
| Max Vertical Grid Spacing (m) | 500 | 5000 | 710 | ||||||
| Horizontal Grid Coordinates | General Coordinates | Rotated spherical | Rotated spherical | ||||||
| Horizontal Grid Discretization | C-Grid (ocean); B-Grid (ice) | C-Grid | ? | ||||||
| Horizontal Grid Resolution | 2 ° (x sine latitude) | 0.5 º | 40 km | ||||||
| Number of Nodes (Horizontal Plane) | 182 x 149 | 60 x 60 | 130 x 102 | ||||||
| Free Surface | Yes | Yes | Rigid Lid | ||||||
| Extent of Domain | Global | Arctic + GIN Seas | Arctic + GIN Seas | ||||||
| Time-Stepping Scheme | Leapfrog (non-diffusive processes); Forward-Backward (diffusive processes) | Leapfrog (with Asselin Filter) | Leapfrog | ||||||
| Time-step External Mode | 5760 | 1200 | 720 | ||||||
| Time-step Internal Mode | 7200 | 5400 |
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