Apple iPhone X is powered by the Apple A11 Bionic. The processor is Hexa Core (2.39 GHz, Dual core, Monsoon + 1.42 GHz, Quad core, Mistral) that uses 64 bit architecture and Apple GPU (three-core graphics) GPU. It runs on iOS v11.0.1 operating system with 3 GB RAM and 64 GB ROM.
Apple iPhone X has an overall AnTuTu score of 364,586. The benchmark app also gives individual scores for CPU, Memory, GPU, and UX tests. Apple iPhone X scored 122,434 for CPU, 57,691 for Memory, 100,806 for GPU, and 83,809 for UX test.
On Geekbench, Apple iPhone X CPU is tested to check the performance of a single core as well as multiple cores in carrying out tasks. The Apple iPhone X Geekbench multi-core score is 2,372 and single-core score is 928.