Cooler Master

Cooler Master Q500-DGNN-S00 QUBE 500 ATX PC Case

4.4 (161 reviews)
USB 3.2

A customizable flatpack mid-tower ATX case from Cooler Master with modular panels and up to 280mm radiator support.

$75.55*$99.99Save 24%
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

The Cooler Master QUBE 500 takes a fresh approach to PC case design with its flatpack, modular construction. Rather than arriving as a fully welded enclosure, the QUBE 500 ships with interchangeable panels that builders assemble themselves, allowing the case layout to be tailored to individual preferences and desk setups. This modular philosophy extends to the interior, where support for Extended ATX down to Mini-ITX motherboards provides flexibility for everything from compact home systems to expansive workstation builds. A tempered glass side panel showcases internal components, while the Macaron color finish gives it a distinctive visual identity.

On the hardware compatibility front, the QUBE 500 accommodates graphics cards up to 365mm long and power supplies up to 332mm, covering the vast majority of current high-performance components. Cooling is handled through support for both air and water solutions, with room for up to 280mm radiators and CPU coolers up to 164mm tall. The front I/O panel includes a USB 3.2 Gen 2x2 Type-C port for fast data transfer and modern peripheral connectivity. Whether you are a first-time builder who wants a guided, hands-on assembly experience or a veteran looking for a case that breaks from convention, the QUBE 500 delivers a genuinely different building process alongside solid hardware support.

Key Features

DIY For Everyone: Embrace a sustainable flatpack design for a fun and flexible building experience, perfect for both beginners and seasoned builders.

Highly Customizable: Experience an unparalleled level of customizability to express your creativity.

Fully Modular: Enjoy modular panels that simplify case prep. Each panel is individually removable, making maintenance a breeze.

Full-Sized Specs, Pint-Sized Body: Despite its compact 33L size, it accommodates Mini-ITX to E-ATX for easy installation and future expansion.

Components Clearance: Maximum supports CPU coolers up to 164mm, GPUs up to 365mm, and PSUs up to 332mm.

Versatile Cooling: Stay ahead with versatile mounting options for a 280mm liquid cooler and up to 9 fans for optimal performance.

USB 3.2 Gen 2x2 Type C: Integrated in the I/O panel is a USB 3.2 Type-C port.

Specifications

Case Type
Mid Tower
Motherboard Compatibility
Extended ATX, ATX, Micro-ATX, Mini-ITX
Material
Tempered Glass
Color
Macaron
Cooling Method
Water, Air
Maximum Fan/Radiator Size
280mm
Maximum CPU Cooler Height
164mm
Maximum GPU Length
365mm
Maximum PSU Length
332mm
Front I/O
USB 3.2 Gen 2x2 Type-C
Design
Flatpack / Modular Panels

Pros & Cons

👍 Pros

  • Flatpack modular design lets builders customize panel orientation and layout to suit their setup
  • Supports Extended ATX motherboards, giving flexibility for high-end and workstation builds
  • Generous GPU clearance of 365mm accommodates most full-size graphics cards
  • Tempered glass panel provides a clear view of internal components and lighting

👎 Cons

  • Flatpack assembly requires more build time compared to traditional pre-assembled cases
  • Maximum 280mm radiator support limits options for larger 360mm AIO liquid coolers
  • Modular panel system may feel less rigid than a traditional welded steel chassis
  • The Macaron color option may not appeal to users looking for a neutral or all-black aesthetic

Frequently Asked Questions

The QUBE 500 ships disassembled in a flat package and is designed to be assembled by the user, similar to flatpack furniture, allowing customization of panel placement during the build process.
It supports up to Extended ATX (E-ATX) motherboards, as well as standard ATX, Micro-ATX, and Mini-ITX boards.
The QUBE 500 supports graphics cards up to 365mm in length.
Yes, the I/O panel features a USB 3.2 Gen 2x2 Type-C port for high-speed front-panel connectivity.
It supports both air and water cooling, accommodating radiators up to 280mm and CPU coolers up to 164mm in height.