As you use latest Adobe Photoshop, Lightroom software and various plug-ins for post production tasks, you should use PC of High configuration to perform your work smoothly and efficiently. In this respect, you should have minimum 8th generation core i7 processor(3.80 GHz), 16 GB RAM, 1 terabyte Hard Drive Disk. And I think you can purchase this config Photo Editing PC at an affordable budget.