GeForce RTX 3090 vs Radeon RX 6800 XT
Performance-wise the GeForce RTX 3090 is out front, marginally faster, roughly 5% up on the Radeon RX 6800 XT. Value tips toward the Radeon RX 6800 XT, though: $250 CAD cheaper for what you get.
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GeForce RTX 3090 vs Radeon RX 6800 XT: In-Depth Breakdown
Performance: GeForce RTX 3090 vs Radeon RX 6800 XT
The GeForce RTX 3090 is marginally faster, around 5% ahead of the Radeon RX 6800 XT. Both cards sit in the same broad class, well suited to 1440p.
Price & Value
Right now the Radeon RX 6800 XT starts at $550 CAD against $800 CAD for the GeForce RTX 3090. Despite being slower, the Radeon RX 6800 XT offers the better performance-per-dollar (~38% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 6800 XT is trading below its $649 CAD MSRP — a genuine deal. The GeForce RTX 3090 is trading below its $1,499 CAD MSRP — a genuine deal.
Power & Efficiency
The Radeon RX 6800 XT sips power at 300W next to the GeForce RTX 3090's 350W, and still leads on performance-per-watt — quieter, cooler, and gentler on your PSU.
VRAM & Future-Proofing
The GeForce RTX 3090's 24GB (vs 16GB on the Radeon RX 6800 XT) gives it more room for 4K textures and memory-hungry creative or AI workloads.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 3090 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 6800 XT offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: GeForce RTX 3090 or Radeon RX 6800 XT?
Choose the GeForce RTX 3090 if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 6800 XT stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the GeForce RTX 3090 better than the Radeon RX 6800 XT?
Which is better for 4K gaming, the GeForce RTX 3090 or the Radeon RX 6800 XT?
Is the GeForce RTX 3090 worth the extra $250 CAD over the Radeon RX 6800 XT?
Does the GeForce RTX 3090 have enough VRAM advantage to matter?
Which should you buy: GeForce RTX 3090 or Radeon RX 6800 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3090 | Radeon RX 6800 XT |
|---|---|---|
| Architecture | Ampere | RDNA 2 |
| Process Node | Samsung 8nm | TSMC N7 |
| CUDA Cores (CUDA Cores / Stream Processors) | 10,496✓ | 4,608 |
| Ray Tracing Cores | 82✓ | 72 |
| Tensor / AI Cores | 328 | — |
Clock Speeds
| Specification | GeForce RTX 3090 | Radeon RX 6800 XT |
|---|---|---|
| Base Clock | 1,395 MHz | 1,825 MHz✓ |
| Boost Clock | 1,695 MHz | 2,250 MHz✓ |
Memory
| Specification | GeForce RTX 3090 | Radeon RX 6800 XT |
|---|---|---|
| VRAM Capacity | 24 GB✓ | 16 GB |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 384-bit✓ | 256-bit |
| Memory Speed | 19.5 Gbps✓ | 16 Gbps |
| Bandwidth | 936 GB/s✓ | 512 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3090 | Radeon RX 6800 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 350 W | 300 W✓ |
| Power Connectors | 1x 12-pin | 2x 8-pin |
| Released | Sep 2020 | Oct 2020 |
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