| Main Frequency |
2.0GHz |
| Peak Computing Speed |
192GFlops |
| Number of Physical Cores |
4 |
| Number of Logical Cores |
8 |
| Processor Core |
64 – bit superscalar processor core LA664; Supports “LoongArch” instruction set; Supports 128/256 – bit vector instructions; Six – issue out – of – order execution; 4 fixed – point units, 4 vector units and 4 load – store units |
| High – speed Cache |
Each processor core contains 64KB private L1 instruction cache and 64KB private L1 data cache; Each processor core contains 256KB private L2 cache; All processor cores share a 16MB L3 cache |
| Memory Controller |
2 72 – bit DDR4 – 3200 controllers; Supports ECC verification |
| High – speed I/O |
1 HyperTransport 3.0 controller |
| Other I/O |
1 SPI, 1 UART, 2 I2C, 16 GPIO interfaces |
| Package |
35mm×35mm BGA package, 1190 pins |
| Power Management |
Supports dynamic clock gating of main modules; Supports dynamic frequency scaling of main clocks; Supports dynamic voltage scaling of main voltage domains |
| Typical Power Consumption |
28W@2.0GHz |
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