That’s because the chip has eight 64-bit ARM Cortex-A55 cores that run at speeds up to 1.8 GHz, and a single 32-bit XuanTie E906 RISC-V core that tops out at 200 MHz. Other Allwinner A527 ...

At the heart of the new board is a Rockchip RK3568J processor, which is a 22nm, 64-bit processor with four ARM Cortex-A55 CPU cores supporting speeds up to 2 GHz and ARM Mali-52 2EE graphics with ...