The original Corsair 4000D was my favorite computer case ever. It boasted excellent cooling, a simple but refined look, and an appealing price. For just an extra $20, the new Frame 4000D RS promises several major upgrades to both usability and flexibility, but we all know how sequels sometimes turn out.
Having built up a new test system inside, I can tell you that the case is technically just as good, particularly in the hands of any experienced builder. The cooling and component support is second to…

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