Technical Snapshot

The Inno3D X3 GeForce RTX 5080 16GB OC is a gaming desktop graphics card built on the NVIDIA Blackwell architecture (GB203 GPU). It delivers 10,752 CUDA cores, 16 GB GDDR7 memory, on a 256-bit bus, boost clock of 2,617 MHz. The card connects via PCIe 5.0 x16 and draws 360W TDP, requiring a 850W minimum power supply. Part of the Inno3D X3 product line, this card targets 4K/8K gaming, AI/ML inference, and professional rendering.

Use Case
4K/8K gaming, AI/ML inference, real-time ray tracing, 3D rendering, content creation
Compatibility
Requires PCIe x16 slot, 850W PSU, adequate case clearance
Category
Desktop Graphics Card — GeForce RTX 5080 (Blackwell)
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Inno3D GPU
Inno3D X3

X3 GeForce RTX 5080 16GB OC

Blackwell · GB203 · 10,752 CUDA Cores · 16 GB GDDR7 · PCIe 5.0 x16

Total number of CUDA parallel processing cores. Higher count enables faster rendering, AI inference, and compute workloads.
CUDA Cores 10,752
Video memory capacity and type. More VRAM allows higher-resolution textures, larger AI models, and multi-monitor setups.
VRAM 16 GB GDDR7
Maximum GPU frequency under load. Higher boost clocks improve frame rates and compute throughput.
Boost Clock 2,617 MHz
Total board power consumption. Ensure your PSU has adequate wattage for stable operation.
TDP 360W
MPNG50803-16D7X-17603930
EAN8886307700483
CategoryGraphics Cards
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GPU Core & Memory

GPU Chip NVIDIA GB203
Architecture Blackwell
CUDA Cores 10,752
Base Clock 2,295 MHz
Boost Clock 2,617 MHz
VRAM 16 GB GDDR7
Memory Bus 256-bit
PCIe Interface PCIe 5.0 x16
TDP 360W
Recommended PSU 850W

Full Specifications

Data sourced from Inno3D product specifications and NVIDIA reference data
GPU
GPU ChipNVIDIA GB203
ArchitectureBlackwell
CUDA Cores10,752
Base Clock2,295 MHz
Boost Clock2,617 MHz
GPU VendorNVIDIA
Memory
VRAM16 GB GDDR7
Memory Bus256-bit
Interface & Power
PCIe InterfacePCIe 5.0 x16
TDP360W
Recommended PSU850W
Product
BrandInno3D
Brand SeriesX3
GPU SeriesGeForce RTX 5080
SegmentGaming
MPNG50803-16D7X-17603930
EAN8886307700483
Physical
Weight1790.00 kg
Package Dimensions40.0 x 20.8 x 9.0 cm

Support & Downloads

NVIDIA GeForce Game Ready Driver (Latest)Windows 10/11 64-bit
NVIDIA Drivers →
Inno3D X3 GeForce RTX 5080 16GB OC User ManualPDF · Installation guide and specifications
Inno3D Support →
← Back to GPU Catalog

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Frequently Asked Questions

What motherboards are compatible with the RTX 5080 16GB OC?

The Inno3D X3 GeForce RTX 5080 16GB OC uses a PCIe 5.0 x16 interface and is compatible with any motherboard that has a PCIe x16 slot. This includes AMD AM5 and AM4 motherboards as well as Intel LGA 1851 and LGA 1700 boards. PCIe is backward-compatible, so older PCIe 4.0 slots will work at reduced bandwidth.

What power supply is recommended for the RTX 5080 16GB OC?

A minimum 850W power supply is recommended for the Inno3D X3 GeForce RTX 5080 16GB OC. The card has a TDP of 360W, so adequate PSU headroom is critical for stable operation under peak load, especially when paired with a high-end CPU.

Will the RTX 5080 16GB OC fit in my case?

Based on package dimensions, the Inno3D X3 GeForce RTX 5080 16GB OC requires clearance of approximately 40.0 cm (400 mm). Verify your case's maximum GPU length specification before purchasing. Also ensure sufficient PCIe slot clearance and adequate airflow.

How much VRAM does the RTX 5080 16GB OC have?

The Inno3D X3 GeForce RTX 5080 16GB OC features 16 GB GDDR7 on a 256-bit bus. This is suitable for 4K/8K gaming, large AI/ML models, and professional rendering workloads.

Can the RTX 5080 16GB OC be used for AI and machine learning?

Yes. The Inno3D X3 GeForce RTX 5080 16GB OC is built on NVIDIA's Blackwell architecture with 10,752 CUDA cores and 16 GB VRAM, making it capable of AI inference and training workloads. It supports CUDA, Tensor Cores, and NVIDIA's AI frameworks. For dedicated enterprise AI, consider NVIDIA's professional-grade GPUs.

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