Aion 5.8 is a CPU-heavy game. In option.ini :
In 2025 and beyond, the Aion 5.8 community is smaller but fiercely dedicated. Recent developments include: aion 58 client work
You need the for patch 5.8 (or a pre-patched version from a trusted source). Look for: Aion 5
The work involving the Aion 5.8 client represents a bridge between original MMORPG design and modern player expectations. Developers and community contributors focus on several core areas to maintain its relevance: aion 58 client work