Flexible motherboard choice
Detachable GC-HPWR adapter supports standard and BTF motherboards.
MPN : ROG-ASTRAL-RTX5090-O32G-BTF-GAMING
SKU : XG-ROG-ASTRAL-RTX5090-O32G-BTF
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Give an enthusiast desktop a clear direction with ROG Astral RTX 5090 BTF OC. Plan the installation around your motherboard, case and power supply, then choose the power connection that fits your build. The detachable adapter adds flexibility for a future change of platform.

Detachable GC-HPWR adapter supports standard and BTF motherboards.
Four Axial-tech fans, vapor chamber and phase-change GPU thermal pad.
357.6 × 149.3 × 76mm body; 3.8-slot layout.
Five display outputs, four simultaneous displays and Aura Sync ARGB.

Start with the exact motherboard and case you intend to use. Read the installation instructions for each part, establish a clear order of assembly and leave access for inspection. Decide how cables will reach the power supply before tightening the card support or closing the chassis.
Choose your processor, display and storage as a complete system. A competitive setup may prioritise responsiveness, while a cinematic game or creative project may call for more visual detail. Begin with settings that suit the applications you actually run; one component alone does not determine the experience.
Take time to arrange clear airflow paths and accessible cables. A well-planned interior makes installation, inspection and future upgrades easier. Select a lighting effect that suits the desk and coordinate compatible components without obscuring ventilation or making maintenance awkward.
Install up-to-date drivers from official sources. Choose Game Ready drivers for gaming or Studio drivers for supported creative applications. Optional ASUS GPU Tweak III provides monitoring and tuning; begin at default settings, assess temperatures and make deliberate changes rather than assuming an OC setting suits every system.
| Model / MPN | ROG-ASTRAL-RTX5090-O32G-BTF-GAMING |
|---|---|
| Graphics engine | NVIDIA GeForce RTX 5090 |
| AI performance | 3352 TOPS |
| Video memory | 32GB GDDR7 |
| Engine clock | OC mode: 2610MHz; default boost: 2580MHz |
| CUDA cores | 21760 |
| Memory speed | 28Gbps |
| Memory interface | 512-bit |
| Bus standard | PCI Express 5.0 |
| OpenGL | 4.6 |
| Maximum digital resolution | 7680 × 4320 |
| Display outputs | 2 × HDMI 2.1b; 3 × DisplayPort 2.1b |
| HDCP support | 2.3 |
| Maximum simultaneous displays | 4 |
| NVLink / CrossFire | Not supported |
| Software downloads | ASUS GPU Tweak III; MuseTree; GeForce Game Ready Driver; Studio Driver |
| Aura Sync | ARGB |
| Dimensions | 357.6 × 149.3 × 76mm / 14.1 × 5.9 × 3 inches |
| Recommended PSU | 1000W |
| Power connectors | 1 × 16-pin; GC-HPWR gold finger |
| Slot size | 3.8 slots |
| Included accessories | Speedsetup Manual; ROG Graphics Card Holder; ROG Velcro Hook & Loop; ROG Magnet; ROG Graphics Card Keycap; ROG PCB Ruler; Thank You Card; adapter cable (1 to 4) |
Specifications follow ASUS’s UK listing for this exact model. Regional availability and included offers may vary. Check current support documentation when configuring your system.
The detachable adapter supports standard motherboards as well as BTF boards. Check the installation procedure for your chosen configuration.
It describes the adapter’s stated power capacity. Size the PSU for the complete computer rather than treating that figure as the card’s continuous consumption.
This model uses quad-fan air cooling. Plan clear airflow around the installed cooler.
The technical-specification table lists 2580MHz default boost and 2610MHz OC mode. The feature summary differs, so confirm current specifications with your supplier.
Check chassis clearance, slot space, motherboard compatibility, the chosen power connection and the complete system’s PSU requirements.
Choose your platform, confirm the fit and prepare a clear installation path for your next enthusiast desktop.