| Online Sun Information ArcHive |
|
| Aliases | |
| Date | |
| CPUs | 1 |
| Clock speed | 16.67 MHz |
| Processor | Motorola 68020 |
| Co-processor | Motorola 68881 |
| MMU | Sun-3, 8 hardware contexts |
| Motherboard | 501-1074, 501-1096, 501-1163, 501-1164, 501-1208 |
| On-chip cache | |
| External cache | |
| Memory |
24 MB,
256 MB virtual
Uses 260ns memory. 4 MB memory on the main board. A maximum of five 4 MB boards can be plugged in. |
| Speed | 2 MIPS |
| Chassis type | deskside |
| Bus | 12 VME slots, board size 9U |
| Ports |
(2) serial ports.
(1) AUI ethernet. (1) ECL graphics. (1) type-3 keyboard and mouse |
| Internal storage | In the upper third is a compartment for two disks (5.25" full height devices) and one tape drive or CD-ROM |
| Graphics |
There is a black & white graphics card (1152x900) on the motherboard.
Color VME-Bus graphics cards can be used also. |
| Power supply | 1000 watt |
| Architecture | sun3 |
| OS's supported |
First supported in SunOS 3.0.
Last supported in SunOS 4.1.1U1. |
| Notes |
First sun server with a 68020.
Uses the 3004 "Carrera" CPU, which is used in most other Sun 3/1xx models and the 3/75. Third party memory boards had up to 32 MB on one card. SCSI optional. One variant of the memory card holds a 6U VME SCSI board. There is also a SCSI board which sits in slot 7 of the backplane and runs the SCSI bus out the back of the backplane to the internal disk/tape (slot 6 in very early backplanes). Upgradeable to a 3/260 by replacing the motherboard and memory boards. |
| Comments | |
| See also.. | 3/260 |







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