Thermaltake Astria 400 White is built for systems that need more thermal headroom than a basic tower cooler can provide. Six 6 mm copper heat pipes are arranged in a U-shape and joined to an aluminum fin stack, then paired with a high-airflow 120mm CT fan to support a 230W TDP rating. That gives builders a stronger option for demanding desktop CPUs and sustained workloads. The white finish makes it a strong match for light-themed builds, but the value here is more than appearance. Thermaltake places 18 LEDs in the top cap and 9 LEDs in the fan, creating layered ARGB lighting that integrates through a 3-pin 5V connection. That lets motherboard software handle color and effects without extra controllers. For performance-focused systems, Astria 400 White offers the kind of thermal margin that helps preserve boost behavior and reduce throttling under load. It is a practical upgrade path when you want a cooler that looks refined, fits a premium build, and is sized for real CPU heat output rather than cosmetic appeal alone.