| SolidDNS™ E-Series | SolidDNS™ S-Series | Virtual Appliance | |
| Target customer | Enterprises | Service Providers/Carriers | Any |
| SolidDNS™ software ver. | 3.x | 3.x | 2.x/3.x |
| Bind software edition | 9.xx | 9.xx | 9.xx |
| Queries per second | 32,000 | 90,000 | Depends on host |
| Leases per second | 600 | 800 | Depends on host |
| Administrators and Organizations supported | Dependent on available storage capacity | Dependent on available storage capacity | Dependent on available storage capacity |
| Standards | Evaluation in Common Criteria and JITC IPv6 Ready Gold certified. | Evaluation in Common Criteria and JITC IPv6 Ready Gold certified. | Evaluation in Common Criteria and JITC IPv6 Ready Gold certified. |
| Network support | Can be used in IPv4-only, IPv6-only and Dual-Stack networks | Can be used in IPv4-only, IPv6-only and Dual-Stack networks | Can be used in IPv4-only, IPv6-only and Dual-Stack networks |
| Network interface | Dual built-in gigabit network interface cards | Depends on host | |
| CPU | Dual or Quad-core AMD Opteron™ | Depends on host | |
| Standard Memory | 2GB | 4GB | Depends on host |
| Maximum Memory | 32GB | 64GB | Depends on host |
| Disk | 80GB SATA | 2x 160GB SATA (RAID 1) | Depends on host |
| Power supply | Single | Dual redundant hot-plug | Depends on host |
| Weight | 31.0lbs (14.1kg) | 52.5 lbs (23.8 Kg) | Depends on host |
| Dimensions (HxWxD) | 1.68" x 16.78" x 24" | 3.4" x 17.5" x 29.3" | Depends on host |
| Operating temp. range | 10º C to 35º C (50º F to 95º F) | Depends on host | |
| Operating relative humidity | 20% to 80% non-condensing (twmax=29C) | Depends on host | |
| Storage relative humidity | 5% to 95% non-condensing (twmax=38C) | Depends on host | |
| Max. humidity gradient | 10%/hr, operational and non-operational conditions | Depends on host | |
| System Heat/Power | 107.5W | 305.8W | Depends on host |