Xiaomi Redmi S2 4GB/64GB Brand Xiaomi Antutu Score 78004 CPU 8 x Cortex A53 2.0 GHz CPU Core(s) Octa-Core CPU Model Qualcomm Snapdragon 625 MSM8953 CPU Speed 2 GHz CPU 64 Bit Yes CPU Tech 14 nm GPU Qualcomm Adreno 506 RAM 4GB Internal 64GB SD Card Slot Yes , Independent SD slot