| SPECIFICATIONS | |
| Brand | ASUS |
| Series | ROG Astral Series |
| Model | ROG-ASTRAL-RTX5090-032G-GAMING |
| Chipset | |
| GPU | GeForce RTX 5090 |
| Chipset Manufacturer | NVIDIA |
| Interface | PCIe 5.0 x16 |
| Base Clock | 2017 MHz |
| Boost Clock | 2580 MHz |
| OC Mode Clock | 2610 MHz |
| CUDA Cores | 21760 Cores |
| GPU Architecture | NVIDIA Blackwell |
| Memory | |
| Effective Memory Clock | 28Gbps |
| Memory Size | 32GB |
| Memory Interface | 512-bit |
| Memory Type | GDDR7 |
| 3D API | |
| DirectX | Microsoft DirectX 12.1 Ultimate |
| OpenGL | OpenGL 4.6 |
| Vulkan | Vulkan 1.4 API |
| Connectivity | |
| Ports | 2x HDMI 2.1b |
| 3x DisplayPort 2.1a | |
| HDCP Support | Yes, 2.3 |
| Multi-Monitor Support | Up to 4 |
| Maximum Digital Resolution | 7680 x 4320 |
| VR Ready | Yes |
| General | |
| SLI Support | N/A |
| Features | ASUS Quad-Fan Force with Axial-Tech cooling design |
| Vapor Chamber With Milled Heatspreader For Lower GPU Temps | |
| Diecast Frame & Backplate | |
| High-Conductivity PTM Phase Change Materials | |
| ASUS Auto-Etreme with Dual BIOS Switch | |
| ASUS GPU Tweak Utility | |
| NVIDIA Optical Flow Accelerator Technology | |
| 4th Gen Ray Tracing Cores | |
| 5th Gen Tensor Cores | |
| PCI Express Gen 5 | |
| Real-Time Ray Tracing Technology | |
| NVIDIA DLSS 4.0 with Frame Generation and Frame Warp | |
| NVIDIA GeForce Game Ready & Studio Drivers | |
| NVIDIA G-Sync Premium | |
| NVIDIA Reflex 2 | |
| NVIDIA Broadcast | |
| NVIDIA AV1 Encoder | |
| NVIDIA Omniverse 3D Design | |
| NVIDIA Canvas | |
| NVIDIA GPU Boost | |
| NVIDIA Encoder, 9th Generation | |
| NVIDIA Decoder, 6th Generation | |
| Power Requirements | |
| Recommended Power Supply | 1000W |
| Power Connector | 1x 16-Pin 12VHPWR Connector |
| Physical Aspects | |
| Form Factor | ATX |
| Slot Width | 3.8 Slot |
| Dimensions | 357.6 x 149.3 x 76mm (L x W x H) |
| Warranty Information | |
| Warranty | 3 Year Warranty |
| Manufacturer's Site | Visit the manufacturer's website |
|---|---|
| Product Link | Visit the manufacturer's page for this product |
- ASUS ROG Astral RTX 5090 OC – the sweet spot between a gaming monster and an AI workhorse - Carel, 8 July 2025
Big shout-out to the Wootware crew for their trademark lightning-fast delivery and friendly support!
I grabbed the ASUS ROG Astral RTX 5090 OC mainly for AI tinkering, thanks to its 32 GB of ultra-fast GDDR7 VRAM. My laptop’s RTX 3080 (mobile) was bottlenecking anything larger than a 13 B LLM, and even quantised 70 B models were a pipe dream. The 5090 changed that overnight – loading Llama 3 70 B Int4 or other models now happens in seconds, and generation throughput is roughly 6–10 × faster than the 3080 laptop in real-world tests.
Thermals and noise were my biggest worry (first desktop in a decade), but the Astral cooler keeps the GPU around 70 °C under full AI load while hovering in the low-to-mid-30 dB range – basically a muted whoosh you only hear if the room is silent. Gaming? At 4K “everything-maxed”, the card even breaks a sweat. Unless you’re also doing heavy ML or graphics-intensive tasks, a 5070/5080 would be saner for pure gaming – nothing today needs 32 GB of VRAM.
Cost-wise, a single 5090 is far cheaper than workstation cards like the RTX A5500 (24 GB) or A6000 (48 GB), and gives you the bonus of DLSS 4 and top-tier ray-tracing for after-hours gaming.
In short: if you straddle the line between gamer and AI hobbyist (or startup dev) and you want maximum VRAM without workstation-tax pricing, the 5090 Astral is pure joy. Thanks again Wootware – five stars all round!
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