![[Picture of the Silicon Graphics Iris 4D/25]](./img/iris4d25.jpg)
| MANUFACTURER | Silicon Graphics |
| MODEL | Personal Iris 4D/25 |
| YEAR OF INTRODUCTION | 1989 |
| MAIN PROCESSOR | R3000 |
| BITS | 32 |
| CLOCK SPEED | 20 MHz |
| FLOATING POINT UNIT | R3010 |
| MEMORY MANAGEMENT UNIT | integrated |
| CO-PROCESSOR | none |
| RAM | ? |
| ROM | 256k |
| OPERATING SYSTEM | ? |
| HONOURABLE MENTION | Leon Martin |