Frequency

2.0GHz-2.3GHz

Peak double-precision floating-point performance

441.6GFlops@2.3GHz(8-core);633.6GFlops@2.2GHz(12-core);768GFlops@2.0GHz(16-core)

Physical cores

8/12/16

Logical cores

16/24/32

Processor core

64-bit superscalar LA664 core; Instruction Set Architecture: LoongArch™ ISA; Supports 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 64KB private L1 instruction cache and 64KB private L1 data cache; Each processor core contains 256KB private L2 cache; All processor cores share a 32MB L3 cache

Memory controller

2×72-bit DDR4-3200

High-speed I/O

2×PCIe×16 interfaces,total 32 Lane，multiplexed by 4 controllers

Other I/O

SPI,UART,I2C,AVS,GPIO

Security module

Loongson SE, integrated with LA264 processor core, supports SM2/3/4

Packaging

FCBGA1371

Power management

Supports dynamic clock gating for major modules; Supports dynamic frequency scaling for major clocks; Supports dynamic voltage scaling for main voltage domains

Typical power consumption

80W@2.3GHz