INNO3D GeForce RTX 4080 SUPER X3 OC 16GB GDDR6X Graphics Card
The INNO3D GeForce RTX 4080 SUPER X3 OC pairs NVIDIA’s RTX 4080 SUPER GPU with 16GB of GDDR6X memory for high-end gaming, ray-traced graphics and GPU-accelerated creative workloads. This model uses a triple-fan cooler and PCIe 4.0 x16 interface.
Key highlights
- NVIDIA GeForce RTX 4080 SUPER GPU with 10,240 CUDA cores
- 16GB GDDR6X memory on a 256-bit interface
- 2580 MHz manufacturer-listed boost clock for the X3 OC variant
- Triple-fan cooling design and included graphics card stand
- PCIe 4.0 x16 interface
- HDMI 2.1a and 3 × DisplayPort 1.4a outputs
- Recommended minimum system power: 750W; verify your PSU connectors and quality
Gaming and creator performance
The RTX 4080 SUPER supports hardware ray tracing, NVIDIA DLSS 3, fourth-generation Tensor Cores and third-generation RT Cores. It is suited to demanding games, high-resolution rendering, 3D workflows, video editing and other GPU-accelerated applications. Actual frame rates and render times depend on software, settings, resolution and the rest of the system.
Technical specifications
| Brand / model | INNO3D GeForce RTX 4080 SUPER X3 OC |
|---|---|
| Manufacturer part number | N408S3-166XX-187049N |
| GPU | NVIDIA GeForce RTX 4080 SUPER |
| Architecture | NVIDIA Ada Lovelace |
| CUDA cores | 10,240 |
| Boost clock | 2580 MHz |
| Memory | 16GB GDDR6X |
| Memory interface | 256-bit |
| Memory speed / bandwidth | 23 Gbps / 736 GB/s |
| Interface | PCIe 4.0 x16 |
| Display outputs | 1 × HDMI 2.1a, 3 × DisplayPort 1.4a |
| Minimum system power | 750W, per manufacturer specification |
| Power connection | 3 × PCIe 8-pin cables with adapter in box, or a 320W-or-greater PCIe Gen 5 cable |
| Dimensions (L × H × W) | 328 × 137 × 62 mm |
| Warranty | 3 years under Alfrensia’s graphics-card warranty policy |
Compatibility checklist
- Confirm the power supply meets the manufacturer’s 750W minimum and provides the correct power connections.
- Check the card’s 328 mm length, 137 mm height and 62 mm width against your case clearance.
- Ensure the case has suitable airflow and room for a triple-slot-class graphics card.
- Match the display cables to the available HDMI and DisplayPort outputs.
Frequently asked questions
Is this the X3 or X3 OC version?
This listing is specifically the X3 OC version. Its manufacturer-listed boost clock is 2580 MHz.
What power supply should I use?
INNO3D specifies a minimum 750W system power supply. Check the PSU’s exact PCIe power connectors and use the connection method specified for the card.
Will it fit in my PC case?
Compare your case’s GPU clearance with the card dimensions listed above and allow for cable bend and airflow space.
Expert recommendation
This card is aimed at high-end gaming and creator PCs. Confirm case clearance, PSU capacity and power connectors before purchase, and choose the X3 or X3 OC variant that matches your required dimensions and clock speed.









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