| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | IBM 4300 - Models |  |  |  |  |
| 3 | Model | Announced | Withdrawn | Max Memory | Approximate Performance |
| 4 | 4331 | 1979 | 1981 | 8MB | 4 × 370/115 |
| 5 | 4341 | 1979 | 1986 | 16MB | 3.2 × 370/138 |
| 6 | 4361 | 1983 | 1987 | 12MB | 3 × 4331 |
| 7 | 4381 | 1983 | 1992 | 64MB | 9 × 4341 |

Question: What models were announced in 1979?
Answer: The IBM 4341 was announced in 1979 like the 4331.