GMC R3 Corona

GMC R3 Corona


The R-3 Corona is the latest edition from GMC’s middle tower series. Incorporated in this new design is a very innovative idea where the optical drive (ODD) is mounted on the chassis front allowing it to operate vertically. However, how will these stylistic changes affect the performance of this particular case? Let’s find out…

About GMC

Founded in 1996 and with main headquarters in Seoul, Korea, GMC is a company that is constantly challenging the boundaries of innovation and design. The company manufacturers a wide range of computer products ranging from cases to peripherals to power supplies that are distributed on a worldwide scale. GMC’s mission is to be the best provider of state-of-the-art products in the global market. By offering superior products and complete service, the company seeks to share the enjoyable computer life for worldwide end users.


  • Middle Tower ATX Case
    • Supports up to ATX
    • Supports up to largest graphics cards
  • Front Panel Function
    • Achieve a visual effect with ODD tray up-down
    • Innovation of ODD mounting in chassis front
  • Excellent Thermal Solutions
    • 80mm cooling fan in the rear
    • Air duct and PCI express air hole in the side panel, meets with Intel CAG 1,1
  • Easy Installation
    • Easy front panel removal design
    • Side panel driverless screws
  • Safe Assembly
    • Folded edge for each part
  • USB 2.0 FPIO Support
    • Support 2.0 x 2 HD Audio/Microphone port FPI
  • Security
    • Padlock


  • Dimension ( W x D x H ) Chassis 180 x 290 x 420mm
    Carton Box 220 x 420 x 480mm
  • Color Black, White, Hot pink, Lime Green, Ocean Blue
  • Multi Port USB 2.0 x 2port, HD Audio + MIC port
  • Form Factor ATX
  • Drive Bay 5.25″ x 1, 3.5″ x 2(Int)
  • Expansion Slots 7 Slots
  • M/B Size ATX
  • Weight Net : 3.5Kg
    Gross : 4.2Kg
  • CAG 1.1 80mm Air duct and Air hole for PCI express
  • Fan Rear : 80mm X 2pcs

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