According to GFXBench, the Meizu Pro 6 will feature a 4.6-inch screen with a 1080 x 1920 resolution. Yes, the deca-core chipset is listed along with the Mali-T880 (MP4) GPU. 4GB of RAM is on board, with 32GB of native storage. The rear-facing camera weighs in at 20MP, with a 5MP snapper for selfies and video chats. Android 6.0 is pre-installed.
The Helio X25 has a slightly faster high performance cluster than the Helio X20. Instead of a 2.3GHz clock speed on the Cortex-A72 cluster found on the X20, the X25 runs at 2.5GHz. In addition, the clock speed on the Mali-T880 MP4 GPU on the Helio X25 is 850MHz. That compares to 780MHz for the same GPU used on the Helio X20.
source: NapiDroid.hu (translated)