ASUS The SFF-Ready Prime GeForce RTX™ 5080 OC Edition 16GB GDDR7 Graphics Card (PCIe® 5.0, 16GB GDDR7, HDMI®/DP 2.1, 2.5-Slot, Axial-tech Fans, Vapor Chamber, Dual BIOS)
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AI Verdict
This is a 2.5-slot NVIDIA RTX 5080 OC Edition with 16GB GDDR7, built for high-performance gaming and SFF cases that can accommodate its dimensions.
This ASUS Prime RTX 5080 is a strong performer with a 2.5-slot design and advanced cooling, making it suitable for many SFF builds. However, its 'SFF-ready' claim is subjective, as its physical size might still be too large for the most compact cases. Its 16GB VRAM is standard for the 5080, but can be a limitation in specific scenarios.
If this card's 2.5-slot design is too large, look for GPUs explicitly advertised with a 2-slot or smaller form factor, or consider a lower-tier card if performance demands allow.
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Pros
- Features a 2.5-slot design, making it compatible with many small-form-factor builds.
- Equipped with a vapor chamber and phase-change GPU thermal pad for efficient heat transfer and lower GPU temperatures.
- Includes dual BIOS for switching between Performance and Quiet modes, offering flexibility in acoustics and power.
- Axial-tech fans with dual-ball fan bearings are designed for increased downward air pressure and extended lifespan.
- Delivers a modest 2-3% performance improvement over the RTX 5080 Founders Edition in benchmarks and gaming.
- Users report stable operation and effective undervolting capabilities, reducing power draw to 200-270W while maintaining performance.
Cons
- The 2.5-slot, triple-fan design, while marketed as SFF-ready, is considered large by some users for truly compact SFF cases.
- Power draw can be on the higher side at stock settings, pulling between 338W-355W during gaming.
- The 16GB GDDR7 VRAM, while fast, can become a bottleneck in certain demanding titles, a common characteristic for all RTX 5080 cards.
- The card's aesthetic is described as plain-looking with no RGB lighting, primarily featuring a plastic shroud.
- Does not include a GPU holder, which is sometimes bundled with larger cards.
Dimension Scores
Powered by the NVIDIA Blackwell architecture and DLSS 4, the card delivers high-end gaming performance, showing a 2-3% improvement over the RTX 5080 Founders Edition.
The vapor chamber, phase-change thermal pad, and Axial-tech fans ensure efficient heat transfer, with users reporting stable temperatures around 65-66C under load and quiet operation, especially after undervolting.
At stock, the card can draw between 338W-355W during gaming, which is on the higher side, but it can be significantly reduced to 200-270W through undervolting without performance loss.
The 16GB GDDR7 VRAM is a high-speed solution, but it is noted that this capacity can become a bottleneck in certain extremely demanding titles, a characteristic common to all RTX 5080 cards.
Best For
- Gamers building high-performance small-form-factor PCs that can fit a 2.5-slot card.
- Users prioritizing quiet operation, especially with the dual BIOS Quiet mode or after undervolting.
- Enthusiasts who want to optimize power efficiency and thermals through undervolting.
- Individuals seeking a high-end GPU with advanced cooling features like a vapor chamber and phase-change thermal pad.
Not Recommended For
- Builders with extremely constrained SFF cases that cannot accommodate a 2.5-slot, triple-fan GPU.
- Users who prefer RGB lighting or a more visually elaborate GPU design.
- Those needing more than 16GB of VRAM for specific, highly demanding creative or AI workloads.
Watch Out For
- Some users on Reddit express that a 2.5-slot, triple-fan card is not truly 'SFF-ready' for their specific compact builds, despite the marketing.
- The card's stock power consumption can reach 338W-355W under load, which might require a robust power supply and efficient case cooling.
- The 16GB GDDR7 VRAM, while advanced, is noted to potentially bottleneck performance in certain demanding titles, a limitation across all RTX 5080 models.
- The plastic shroud, while functional, might feel less premium compared to cards with more metal construction.
- The lack of a GPU holder in the box means you'll need to source one separately if you prefer additional support for the card.
Full Specifications
| ASIN | B0DQSLHSP2 |
| Brand | ASUS |
| Color | BLACK |
| Series | PRIME-RTX5080-O16G |
| Item Weight | 2.9 pounds |
| Manufacturer | ASUS |
| Memory Speed | 2685 MHz |
| Chipset Brand | NVIDIA |
| GPU Clock Speed | 2685 MHz |
| Card Description | Intergrated |
| Graphics Ram Size | 16 GB |
| Item model number | PRIME-RTX5080-O16G |
| Product Dimensions | 12 x 5 x 2 inches |
| Graphics Coprocessor | NVIDIA GeForce RTX 5080 |
| Max Screen Resolution | 7680x4320 Pixels |
| Graphics Card Ram Size | 16 GB |
| Item Dimensions LxWxH | 12 x 5 x 2 inches |
| Video Output Interface | Native HDMI 2.1b x 2, Native HDMI 2.1b x2 |
What Buyers Say
While marketed as 'SFF-Ready,' some users on Reddit found the 2.5-slot, triple-fan design still a tight squeeze for their most compact small-form-factor cases. However, the card consistently delivers strong gaming performance, often matching or slightly exceeding the RTX 5080 Founders Edition. Many buyers appreciate the effective cooling solution, with reported temperatures staying low even during extended gaming sessions. The ability to undervolt the card is a recurring positive, allowing users to significantly reduce power consumption and fan noise without sacrificing much performance. The minimalist design, lacking RGB, is a preference for some, while others find it less visually appealing.
“Look, I needed a 5080 that wasn't massive, and this one fits my case, barely. It runs everything I throw at it, and after a quick undervolt, it's super quiet and doesn't cook my room. Worth it if you can snag it at MSRP.”
Common Praise
- Maintains stable temperatures around 65-66C during prolonged gaming sessions.
- Fans remain quiet, especially after undervolting to 865 mV.
- Performance is comparable to the RTX 5080 Founders Edition, with a 2-3% uplift.
- Undervolting effectively reduces power draw to 200-270W while maintaining high clock speeds.
- The 2.5-slot design fits into a wider range of SFF cases than larger cards.
- Dual BIOS switch offers a 'Quiet mode' for reduced fan noise.
Common Complaints
- The 'SFF-Ready' claim is debatable for extremely small cases due to its 2.5-slot, triple-fan size.
- Stock power draw can be high, reaching 338W-355W, requiring careful PSU selection.
- The 16GB VRAM might be a limitation in future ultra-high-resolution or texture-heavy games.
- The card's aesthetic is described as plain, with a plastic shroud and no RGB lighting.
- No GPU support bracket is included in the box.
Ownership Tips
- The card benefits significantly from undervolting; it runs cooler and quieter with minimal performance impact.
- The dual BIOS is genuinely useful, allowing for a quick switch between maximum performance and reduced noise levels.
- Despite the 'SFF-Ready' tag, measure your case carefully; it's 2.5 slots, not a true two-slot card.
- The lack of RGB is a non-issue for many, but if you're into flashy builds, this card won't contribute to that aesthetic.
- The cooler design is effective, managing heat well even in more confined spaces.
Frequently Asked Questions
What power connector does this graphics card use?
The card uses a 12VHPWR power connector. It typically comes bundled with an adapter for 3 x 8-pin connectors if your power supply doesn't have a native 12VHPWR cable.
Does this card have RGB lighting?
No, the ASUS Prime GeForce RTX 5080 OC Edition has a plain-looking design with no RGB lighting.
What are the display outputs on this card?
The card features 3 DisplayPort 2.1 ports and 1 HDMI 2.1 port.
Can I undervolt this card for better efficiency?
Yes, users have successfully undervolted the card to reduce power draw significantly (e.g., 200-270W) while maintaining strong performance and lower temperatures.
How does its performance compare to other RTX 5080 models?
The ASUS Prime RTX 5080 OC Edition offers a modest 2-3% performance improvement over the RTX 5080 Founders Edition.
Is the cooling system effective?
Yes, the card incorporates Axial-tech fans, a vapor chamber, and a phase-change thermal pad, which users report keep temperatures reasonable even under load.
Buying Guide
When you're looking at a high-end GPU like this, you need to think about more than just raw performance. Your case size is critical, especially for 'SFF-ready' cards – always double-check the actual dimensions against your case's GPU clearance. Power supply wattage and the specific connectors it has are also key, as these cards can draw a lot of power. Finally, consider your monitor's resolution and refresh rate; a card like this is overkill for 1080p but shines at 1440p and 4K.
PCIe® 5.0
This refers to the interface the card uses to connect to your motherboard. PCIe 5.0 offers double the bandwidth of PCIe 4.0, which means the card can communicate with your system faster, ensuring it's not bottlenecked by data transfer, especially important for future games and applications.
16GB GDDR7 VRAM
VRAM (Video Random Access Memory) is where the GPU stores data it needs to render images. 16GB of GDDR7 is a lot of extremely fast memory, crucial for running games at high resolutions (like 4K) with maximum texture settings, or for demanding creative tasks like video editing and 3D rendering. More VRAM means the card can handle more complex scenes without slowing down.
2.5-Slot Design
This describes how many expansion slots the card occupies in your PC case. A 2.5-slot design means it's thicker than a standard two-slot card but still more compact than some three-slot behemoths. This is important for case compatibility, especially in smaller builds, as it dictates how much space it takes up next to your motherboard.
Axial-tech Fans & Vapor Chamber
These are components of the cooling system. Axial-tech fans are designed to push air more effectively, and a vapor chamber is a highly efficient heat spreader that moves heat away from the GPU chip faster than traditional heat pipes. Together, they keep the GPU cool under heavy load, preventing performance throttling and extending the card's lifespan, much like a car's radiator keeps its engine from overheating.
Alternatives
If this card's 2.5-slot thickness is too much for your SFF case, search for '2-slot graphics card' or 'mini-ITX GPU' to find more compact options. If 16GB VRAM becomes a concern for your specific workloads, look for GPUs with 20GB or 24GB VRAM.
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