noun, noun or participle which takes 'suru'
spec improvement; raising specifications
Wasei-eigo from 'spec up', used for upgrading or tightening the specifications of a product, system, or plan.
wasei-eigo (Japanese-coined English), from spec up
新モデルではCPUをスペックアップした。
They upgraded the CPU specs in the new model.
来月のリリースに向けて、サーバーのスペックアップを
We are planning to raise the server specifications for next month's release.