| Cardiff vs | South Glamorgan Institute | ||||
| Matches | 5 | ||||
| Won | 4 | ||||
| Lost | 1 | ||||
| Drawn | 0 | ||||
| Points For | 157 | ||||
| Points Against | 87 | ||||
| Date | Home | Away | Venue | ||
| 27/02/1985 | Cardiff | 27 | 9 | South Glam Ins | Cardiff Arms Park, Cardiff |
| 16/11/1985 | South Glam Ins | 16 | 25 | Cardiff | Cyncoed Campus, Cardiff |
| 30/03/1987 | Cardiff | 34 | 12 | South Glam Ins | Cardiff Arms Park, Cardiff |
| 27/03/1989 | Cardiff | 53 | 22 | South Glam Ins | Cardiff Arms Park, Cardiff |
| 16/04/1990 | Cardiff | 18 | 28 | South Glam Ins | Cardiff Arms Park, Cardiff |
| TEAM | P | W | D | L | PF | PA | PTS | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cardiff | 18 | 13 | 0 | 5 | 619 | 426 | 79 | ||||
| Ebbw Vale | 18 | 13 | 0 | 5 | 592 | 370 | 77 | ||||
| Newport | 18 | 11 | 0 | 7 | 581 | 415 | 65 | ||||
| Llandovery | 18 | 11 | 0 | 7 | 514 | 483 | 63 | ||||
| RGC 1404 | 18 | 8 | 0 | 10 | 578 | 531 | 54 | ||||
| Swansea | 18 | 9 | 1 | 8 | 457 | 489 | 53 | ||||
| Carmarthen Quins | 18 | 9 | 1 | 8 | 370 | 415 | 49 | ||||
| Aberavon | 18 | 6 | 0 | 12 | 427 | 625 | 33 | ||||
| Bridgend Ravens | 18 | 4 | 2 | 12 | 416 | 646 | 31 | ||||
| Pontypool | 18 | 4 | 0 | 14 | 399 | 553 | 27 | ||||