unlimited users Solstice
| E3000 | K250 | K260 | |
| Processor | UltraSPARC | PA-8000 | PA-8000 |
| Clock Speed | 167MHz | 160MHz | 180MHz |
| Cache per CPU | 1MB per CPU | 1MB/1MB(I/D) | 1MB/1MB(I/D) |
| Max CPUs | 6 | 4 | 4 |
| estimated tpm | 6,660 (6) | 11,580 (4) | 12,320 (4) |
| SPECrate_int95 | 336 (6) | 390 (4) | 415 (4) |
| SPECrate_fp95 | 469 (6) | 380 (4) | 400 (4) |
| Min/Max Memory | 64MB-6GB | 128MB-3.75GB | 128MB-3.75GB |
| Max External Disk | >2TB | 3.8TB | 3.8TB |
| I/O Slots | 6 SBus | 4 HP-PB | 4 HP-PB |
| 1 HP-HSC | 1 HP-HSC | ||
| I/O Bandwidth | 1.2 GBps(peak) | 128 MBps(peak) | 128 MBps(peak) |
| Hot Plug Disks | 10 internal | no internal | no internal |
| Hot Plug Components | Power/Cooling Boards | no | no |
| Warranty | 1 yr, on-site | 1 yr, on-site | 1 yr, on-site |
| Basic OS | Solaris 2.5. 1 unlimited users Solstice Disk-Suite, Solstice Backup | HP-UX 10.20 2-user | HP-UX 10.202-user |