Specification
Based on the Rockchip RK1808.
CPU Architecture
A power-efficient ARM 64-Bit Armv8-A architecture
AArch32 for full backward compatibility with Armv7
Support NEON Advanced SIMD (Single Instruction Multiple Data) instruction for acceleration of media and signal processing function
Support Large Physical Address Extensions(LPAE)
VFPv4 Floating Point Unit
32KB L1 Instruction cache and 32KB L1 Data cache
AArch64 for 64-bit support and new architectural features
TrustZone security technology
Neon Advanced SIMD
DSP and SIMD extensions
VFPv4 Floating point
Hardware virtualization support
128KB L2 cache
Neural Process Unit NPU Capability
Support max 1920 Int8 MAC operation per cycle
Support max192 Int16 MAC operation per cycle
Support max 64 FP16 MAC operation per cycle
512KB internal buffer
One isolated voltage domain to support DVFS
System Memory
RAM Memory Variants: 2GB DDR4.
Storage Memory: 128Mb SPI Flash and optional eMMC module from 16GB up to 128GB