Intel® Core 2 or AMD Athlon® 64; 2 GHz or faster. RAM: 2 GB minimum (8 GB strongly recommended).
According to official and archival data, to run Photoshop CC 2018 smoothly, your system needs:
Released on October 18, 2017, this version introduced several workflow-improving features:
Introduced to make path creation more intuitive, allowing users to draw smooth curves by clicking points rather than dragging handles.
To ensure you have the latest patches for this specific build, go to Help > Updates within the software to open the Creative Cloud updater . How To Update Photoshop & Enable Auto Updates