MediaTek MT8188J mid-range processor is installed in mobile gadgets such as tablets and smartphones, announced in 2023. The processor produced by a 12 nm process. The processor has a octa-core configuration divided into two clusters. The first ARM Cortex-A78 is the fastest with two cores working at 2.2 GHz. The second cluster ARM Cortex-A55 has six cores running at 2.0 GHz. The chip supports 64-bit data. Mali-G57 MC2 GPU works with graphics. Devices that have the MT8188J installed can work in 4G networks. Modem allows you to download and send data at a speed 750 MBit/s and 300 MBit/s. You can understand MT8188J SoC is good or bad from comparisons with other processors and benchmark data.
MediaTek MT8188J specifications
2x2.2 GHz ARM Cortex-A78, 6x2.0 GHz ARM Cortex-A55