JRM Infotech

Supports large build compatibility: E‑ATX, ATX, Micro‑ATX and Mini‑ITX motherboards. CORSAIR+2Vedant Computers+2

Spacious interior: GPU length up to ~450 mm, CPU cooler height up to ~175 mm. SMC International+1

Excellent cooling & radiator support: Top can fit a 420 mm radiator; front/side up to 360 mm. EliteHubs+1

Good airflow design: Has a “3D Y‑pattern” mesh or high‑airflow front panel for better ventilation. Computech Store+1

Included extras: Comes with 4 × RS140 ARGB fans, GPU anti‑sag bracket, and modern I/O including USB‑C front port. Vedant Computers

Quality materials: Steel/chassis construction with tempered glass side panel.

The NH‑D9 DX‑3647 4U is part of Noctua’s DX series, designed specifically for Intel Xeon / server / workstation platforms. noctua.at+2noctua.at+2

It is a dedicated cooler for the Intel LGA3647 socket (for Xeon Scalable / Xeon‑Phi