ASUS ROG GR20 Edition 20 Open-Frame EATX PC Case
ASUS ROG GR20 Edition 20 Premium Open-Frame Modular Gaming PC Case with Aluminum-Alloy Frame, EATX Motherboard Support, Integrated Crossflow Fan, 360mm Radiator Support and ARGB Lighting
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Key features
- ROG 20th Anniversary Edition Open-Frame Gaming PC Case
- Premium 4mm Reinforced Aluminum-Alloy Frame
- Supports EATX, ATX, Micro-ATX and Mini-ITX Motherboards
- Supports Graphics Cards Up to 368mm Long
- Reinforced GPU Bracket for Compatible GeForce RTX 50 Series Graphics Cards
- Supports ATX Power Supplies Up to 190mm Long
- Supports Up to 360mm Radiator or 3 x 120mm Cooling Fans
- Integrated PWM Crossflow Fan with Speed Up to 2500 RPM
- Vertical, Angled and Horizontal Placement Options
- 2 x USB 20Gbps Type-C Ports with Up to 60W Fast Charging
- 2 x USB 5Gbps Type-A Ports and Audio Input/Output
- Four-Sided Ambient ARGB Lighting
- 36mm Cable-Management Compartment
ASUS ROG GR20 Edition 20 Open-Frame EATX PC Case
ROG GR20 Edition 20 is a premium, modular open-frame PC case for showcase gaming PCs and workstations. Its reinforced aluminum-alloy structure supports EATX hardware, large graphics cards, a 360mm radiator and flexible vertical, angled or horizontal placement.
Product Specification Highlights
The GR20 Edition 20 is built around open visibility, component access and thermal flexibility for a distinctive ROG anniversary system.
Open-Frame Design
Displays premium components while allowing unrestricted airflow around the build.
4mm Aluminum-Alloy Frame
Reinforced frame construction provides rigid support and a premium finish.
Integrated Crossflow Fan
PWM-controlled airflow coverage helps cool key motherboard and storage zones.
Flexible Orientation
Use the chassis vertically, at an angle or horizontally to suit the desk setup.
ROG Edition 20 Showcase Design
The ASUS ROG GR20 Edition 20 combines an open aluminum frame with special anniversary detailing. Its black-and-gold presentation makes high-end components, custom cooling and carefully managed cables part of the finished PC design.
- Open layout: Keeps the motherboard, graphics card and cooling hardware visible.
- Premium materials: Primarily aluminum construction with steel and plastic elements where required.
- ARGB ambience: Four-sided ambient ARGB lighting complements compatible ROG hardware.
Airflow and Liquid-Cooling Ready
The open-frame chassis gives heat a direct path away from the system, while the included crossflow fan adds broad local airflow across component areas. Builders can install a large liquid-cooling radiator or additional 120mm fans for performance-focused configurations.
- Integrated fan: 4-pin PWM crossflow fan with speed up to 2500 RPM.
- Radiator capacity: Supports a radiator up to 360mm long.
- Fan capacity: Supports up to three 120mm fans.
Room for Flagship PC Hardware
ROG GR20 Edition 20 accommodates enthusiast-class parts without sacrificing its sculptural form. It is suitable for premium gaming PCs, creator systems and collector-grade ROG Edition 20 builds.
- Motherboards: EATX, ATX, Micro-ATX and Mini-ITX support.
- Graphics cards: Up to 368mm long, with a reinforced GPU bracket for compatible cards.
- Power supply: Supports ATX power supplies up to 190mm long.
- Cable management: 36mm compartment helps create a tidy finished presentation.
Best Use Cases
Designed for builders who want the PC case to be the centrepiece of a high-end ROG system.
Showcase Gaming PC
Displays a flagship GPU, ROG motherboard and liquid cooling clearly.
Creator Workstation
Supports large components and flexible cooling for demanding workflows.
Edition 20 Collection
Matches the special black-and-gold ROG anniversary aesthetic.
Accessible Test Build
Open frame and horizontal placement make tuning and upgrades easier.
ROG GR20 Edition 20 Product Images
These are product-gallery images from the NationalPC GR20 listing. The contained image styling preserves the correct proportions of the open-frame chassis.
ASUS ROG GR20 Edition 20 Specifications
| Product Name | ASUS ROG GR20 Edition 20 Open-Frame EATX PC Case |
|---|---|
| Model Name | ROG GR20 Edition 20 |
| MPN | ROG-GR20-EDITION20 |
| Case Type | Premium modular open-frame PC case |
| Frame | Reinforced 4mm aluminum-alloy frame |
| Motherboard Support | EATX, ATX, Micro-ATX, Mini-ITX |
| Maximum GPU Length | 368mm |
| Maximum PSU Length | 190mm ATX power supply |
| Radiator Support | Up to 360mm |
| Fan Support | Up to 3 x 120mm fans |
| Integrated Fan | Crossflow fan, 4-pin PWM, up to 2500 RPM |
| Placement | Vertical, angled and horizontal |
| Front I/O | 2 x USB 20Gbps Type-C, 2 x USB 5Gbps Type-A and audio input/output |
| Fast Charging | Up to 60W through compatible USB Type-C setup |
| Lighting | Four-sided ambient ARGB lighting |
| Cable Management | 36mm cable-management compartment |
| Dimensions | 285 x 513 x 470mm |
| Weight | 9.3kg |
Frequently Asked Questions
What is the ROG GR20 Edition 20?
It is a premium modular open-frame PC case created for the ROG 20th anniversary collection.
Which motherboards fit in this case?
It supports EATX, ATX, Micro-ATX and Mini-ITX motherboards.
Can it support a large graphics card?
Yes. It supports graphics cards up to 368mm long and includes a reinforced GPU bracket for compatible graphics cards.
Does it support liquid cooling?
Yes. It supports a radiator up to 360mm long, plus up to three 120mm fans.
Does the product have USB Type-C?
Yes. The I/O includes two USB 20Gbps Type-C ports with up to 60W fast-charging support in a compatible setup.
Buy ASUS ROG GR20 Edition 20 from NationalPC
Choose the ROG GR20 Edition 20 for a limited-edition, open-frame EATX PC case with premium aluminum construction, integrated airflow, 360mm radiator support and flexible placement.
| Product Family | ROG Edition 20 |
|---|
Ratings & reviews
5.0(2)- Pushan Sindhu4 Sept 2026
The ROG GR20 Edition 20 looks even better in person. Its premium open-frame design and black-gold finish make it ideal for a high-end ROG gaming PC showcase build
- Arun mandira11 Jan 2030
Bought the ROG GR20 Edition 20 for my premium gaming PC build. The open-frame design, black-and-gold finish and overall build quality look exceptional. A great choice for anyone creating a high-end ROG showcase setup
ASUS India | Official support
Register the case at ASUS toll free number -18002090365
https://www.asus.com/in/support/service-center/india/
https://www.asus.com/in/support/callus/