| 类型 | CPU / Microprocessor |
| 系列 | IDT R4400 |
| CPU 编号 |
|
| 频率 | 50 MHz (external) 100 MHz (internal) |
| 封装 | 179-pin ceramic PGA |
| 接口 | PGA179 |
| 架构 / 微体系结构 | |
| 数据位宽 | 64 bit |
| 浮点单元 | Integrated |
| 1级缓存大小 | 16 KB direct-mapped code cache 16 KB direct-mapped data cache |
| 2级缓存大小 | None |
| Physical memory | 64 GB |
| Virtual memory | 2 GB (user mode); 2.5 GB (supervisor mode); 4 GB (kernel mode) |
| Pipeline | 8-stage |
| On-chip peripherals |
|
| 电/热参数 | |
| V核 | 5V ± 5% |
| 最小/最大工作温度 | 0°C - 85°C |
| Maximum power dissipation | 14 Watt |
| Notes on IDT 79R4400PC-50G | |
| |
