Allwinner A20  SoC features a Dual-Core Cortex-A7 ARM CPU, and a Mali400 MP2 GPU from ARM. Allwinner A20 is a low-end (budget) version of the A31. It shares its Cortex-A7 ARM CPU architecture, but at the same time it is also pin-to-pin compatible with A10. A20 is fully supported by the community from linux-sunxi 3.4 kernel and later.