VAXstation 4000 Model 90
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VAXstation 4000 Model 90 systems
| VAXstation 4000 Model 90 | |
| Summary | |
|---|---|
| Announcement date: | 7 July 1992 |
| Codename: | Cougar |
| Descriptive name: | VAXstation 4000 Model 90 |
| OS support (VMS): | VMS V5.5-2HW |
| CPU Details | |
| CPU name (VMS): | KA49 |
| CPU name (console): | K49-A |
| CPU module: | KA49 |
| Number of processors: | 1 |
| CPU chip: | NVAX (DC246) [2] |
| CPU technology: | CMOS-4 |
| CPU cycle time: | 14ns [1] |
| CPU clock: | 71MHz [1] |
| Instruction-buffer: | 16 bytes [2] |
| Translation-buffer: | 96 entries |
| Cache: | 2KB VIC [2] |
| Primary cache: | 8KB physical [2] |
| Backup cache: | 256KB [2] |
| Compatibility mode: | No |
| Console processor: | CPU |
| Console device: | None |
| Memory | |
| Minimum memory: | 16MB [2] |
| Maximum memory: | 128MB [2] |
| Physical address lines: | 30 |
| I/O | |
| BUS SCSI: | 1 (embedded) [2] |
| LAN support: | 1 (embedded) (SGEC) [2] |
| Performance | |
| SPECmarks: | 32.7 [1] |
| SPECint89: | 26.7 [1] |
| SPECfp89: | 37.5 [1] |
References
[1] Digital's VAXstation 4000 Performance Summary. Version 3.0 July 1992. EC-N0857-51
[2] VAXstation 4000 Model 90 Service Information. EK-KA490-SV.A01
