ASUS Prime AP304

The ASUS Prime AP304 is an ATX case with a curved glass panel, supporting graphics cards up to 420mm in length and featuring a patented airflow design that includes an innovative slot vent in the lower section of the chassis.

  • Curved tempered-glass panel extends seamlessly from the front to the side, offering a panoramic view of the components from almost any angle
  • Patented graphics card slot clamp provides effortless tool-free installation
  • Patented slot vent provides optimal graphics card cooling
  • Integrated ARGB light band works seamlessly with Aura Sync
  • Easy-detach rail makes panel removal and reattachment safe and simple
GeForce RTX 50 Ready
ASUS Prime AP304
Black and white AP304 cases side-by-side

ASUS Prime AP304

The ASUS Prime AP304 is a versatile panoramic ATX chassis designed to showcase system components with style. A patented slot vent with a three-sided ventilation structure provides optimal cooling for the graphics card, while an integrated ARGB light band works seamlessly with ASUS Aura Sync. Plus, a patented graphics card slot clamp and reinforced graphics card bracket provide easy and secure installation in a variety of builds.

  • Patented slot vent

    Optimal graphics card cooling

  • Extensive compatibility

    Graphics cards
    up to 420mm long

  • ARGB Light Band

    Aura Sync-compatible
    enhancement

  • Graphics Card Slot Clamp

    Quick and easy installation

Curved Tempered Glass

See the Difference

Curved glass stretches across two sides of the case, showing internal components from multiple angles. This material undergoes a five-stage manufacturing process that approaches aerospace standards, including tempering that gives it superior strength and durability. This technique helps ensure reliable protection while elevating the DIY experience, offering users an immersive and refined foundation for their build.

  • Logo for the first process of raw material selectio 01

    Raw Material
    Selection

  • Logo for the second process of cutting & edge grinding 02

    Cutting & Edge
    Grinding

  • Logo for the third process of tempered & heat bending 03

    Tempering &
    Heat Bending

  • Logo for the fourth process of quality inspection 04

    Quality
    Inspection

  • Logo for the fifth process of safety evaluation 05

    Safety
    Evaluation

High-angle shot of the curved tempered glass

Easy-Detach Rail

The curved glass panel features an easy-detach rail, making removal and reattachment safe and simple.

Unique Design

Reinforced Graphics Card Bracket

This bracket supports graphics cards 300mm to 360mm long, securely mounting with screws to reduce sagging and movement.

Patented Graphics Card Slot Clamp

A tool-free graphics card slot clamp makes PC building faster and hassle-free with a simple mechanism that secures your graphics card in place.

Patented Slot Vent with Three-Fan Support on the Side for Optimal Performance

When three standard fans are installed on the side, the innovative three-sided ventilation structure at the bottom provides ideal thermal performance by allowing cool air to flow in and effectively cool mission-critical components, especially the graphics card.

Image of an integrated ARGB light band near the bottom of case with AURA sync logo

Ambient Lighting

An integrated ARGB light band near the bottom of case provides spectacular lighting effects, with Aura Sync adapting quickly to unique user scenarios. Customize whatever colors you want to make your PC build shine.

Learn more about Aura here

BROAD Compatibility

The AP304 supports graphics cards up to 420mm long, radiators up to 360mm long, PSUs up to 200mm long and CPU air coolers up to 175mm tall. It also offers ample space to install up to ten 120mm fans in total.

  • ATX Motherboard

  • 360mm AIO Cooler

  • 420mm Graphics Card

  • 200mm PSU

line drawings of internal components with PC setup on right

Functionality

High-Speed USB Type-C®

The I/O panel on the top features a USB Type-C port ready for transfer speeds of up to 20Gbps.

Close-up of AP304 top I/O panel with focus on USB Type-C port 20Gbps
Connectivity

Optimized Cable Management

A 33mm compartment behind the motherboard helps keep cables tucked away and tidy.

Unified Front I/O header

Close-up of unified front I/O connector with animatio

A thoughtful header design makes connecting Front Input/Output (FIO) components to the motherboard easy.

Side view of AP304 with cable management space highlighted

Two Choices

Color-Coordinated Builds

Both variants of the AP304 come with color-coordinated black or white internal I/O cables to complement any build theme.

”black and white AP304 cases side-by-side

FAQ

  • The ASUS Prime AP304 PC case supports a wide range of PC components, including motherboards, graphics cards, power supplies, and cooling solutions. Key compatibility details are outlined below.

    Motherboard Compatibility

    • ATX, MicroATX, and Mini-ITX

    Graphics Card Compatibility

    Power Supply Compatibility

    • ATX power supplies up to 200mm long

    Cooling & Fan Compatibility

    • Radiator at the top: Up to 360mm long
    • CPU air cooler: up to 175mm tall
    • Ten 120mm fan mounts
  • The ASUS Prime AP304 PC case supports flexible cooling configurations, allowing multiple fan and radiator placements to help optimize airflow and maintain efficient system cooling.

    Radiator Support

    • Top mounting: 120, 240, 360mm

    Fan Support

    • Top: Up to three 120mm fans or two 140mm fans
    • Side: Up to three 120mm fans
    • Rear: One 120mm fan
    • Bottom: Up to three 120mm fans

    Recommended Fan Layout

    • ASUS recommends a 360mm radiator that exhausts through the top, three 120mm standard-blade exhaust fans on the side, one 120mm exhaust fan on the rear, and three 120mm intake fans at the bottom.
  • The ASUS Prime AP304 PC case I/O panel includes one USB Type-C port rated for up to 20Gbps, two USB 5Gbps Type-A ports, and audio input/output jacks.

  • Yes. The ASUS Prime AP304 PC case features an integrated ARGB light band near the bottom of the case, delivering vibrant illumination for the system's overall aesthetics.

  • The ASUS Prime AP304 fully supports ASUS Aura Sync technology, enabling seamless synchronization of lighting effects across the motherboard, graphics card, and chassis fans with a single click.

  • Panoramic View

    • The ASUS Prime AP304 features a curved tempered-glass panel that creates a panoramic design, clearly showcasing internal components and system lighting.

    Graphics Card Installation Support

    • A patented slot clamp and reinforced bracket provide robust installation support for a wide range of graphics cards.

    Optimized Cooling Design

    • The ASUS Prime AP304 PC case includes a patented slot vent with a three-sided ventilation structure that improves airflow around the graphics card, helping to deliver efficient cooling for key components.

    Easy PC DIY

    • The AP304 includes tool-less side panels and a generous 33mm-wide cable management space, making assembly, cleaning, and future upgrades easy. It also features removable dust filters that help maintain long-term system cleanliness and performance.
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