EGA 是 Enhanced Graphics Adapter 的缩写，信号类型为 TTL，颜色数为 16/64 色
增强图形适配器（Enhanced Graphics Adapter或EGA）是IBM PC计算机显示标准定义，在显示性能方面（颜色和解析度）介于CGA ... EGA可以在高达640x350的分辩率下达到16色。
| Pin | Name | Description |
| 1 | GND | Ground |
| 2 | SR | Secondary Red |
| 3 | PR | Primary Red |
| 4 | PG | Primary Green |
| 5 | PB | Primary Blue |
| 6 | SG/I | Secondary Green / Intensity |
| 7 | SB | Secondary Blue |
| 8 | H | Horizontal Sync |
| 9 | V | Vertical Sync |
