LS3A6000

Frequency

2.0–2.5GHz

Peak computing speed

240 GFLOPS

Physical cores

4

Logical cores

8

Processor core

64-bit superscalar LA664 cores; supporting LoongArch instruction set architecture; supporting 128/256-bit vector instructions; 6-issue out-of-order execution; 4 fixed-point units, 4 vector units, and 4 memory access units

High-speed cache

Each processor core contains a 64KB private L1 instruction cache and a 64KB private L1 data cache. Each processor core contains a 256KB private L2 cache. All processor cores share a 16MB L3 cache

Memory controller

Two 72-bit DDR4-3200 controllers; supporting ECC

High-speed I/O

1 HyperTransport 3.0 controller

Other I/O

1 SPI, 1 UART, 2 I2Cs, and 16 GPIO interfaces

Packaging

35mm×35mm BGA package with 1,190 pins

Power management

Supporting dynamic shutdown of the clocks of main modules; supporting dynamic frequency scaling in main clock domains; supporting dynamic voltage scaling in main voltage domains

Typical power consumption

38W@2.5GHz