GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
GeForce RTX 3080 is the clear winner, offering 24.0% better value than Radeon RX 7800 XT.
The Radeon RX 7800 XT is marginally faster than the GeForce RTX 3080, leading by roughly 6% in our performance index. The GeForce RTX 3080, however, delivers more performance per dollar — $1,515 BRL cheaper.
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Radeon RX 7800 XT vs GeForce RTX 3080: In-Depth Breakdown
Performance: Radeon RX 7800 XT vs GeForce RTX 3080
The Radeon RX 7800 XT is marginally faster, around 6% ahead of the GeForce RTX 3080. Both cards sit in the same broad class, well suited to 1440p.
Price & Value
Right now the GeForce RTX 3080 starts at $4,875 BRL against $6,389 BRL for the Radeon RX 7800 XT. Despite being slower, the GeForce RTX 3080 offers the better performance-per-dollar (~24% better value), so budget-focused buyers should weigh it carefully. The GeForce RTX 3080 still sits about $4,176 BRL above its $699 BRL MSRP. The Radeon RX 7800 XT still sits about $5,890 BRL above its $499 BRL MSRP.
Power & Efficiency
The Radeon RX 7800 XT draws just 263W versus 320W for the GeForce RTX 3080, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern RDNA 3 architecture on a TSMC N5 process is part of why it does more with each watt.
VRAM & Future-Proofing
With 16GB against 10GB, the Radeon RX 7800 XT has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 3080's 10GB can fall short.
Generation & Longevity
The Radeon RX 7800 XT is roughly 3 years newer than the GeForce RTX 3080 (RDNA 3 vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 3080 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7800 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 3080 or Radeon RX 7800 XT?
Choose the Radeon RX 7800 XT if you want the most performance and can absorb the higher price. If you're optimizing for value, the GeForce RTX 3080 stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the Radeon RX 7800 XT better than the GeForce RTX 3080?
Which is better for 4K gaming, the GeForce RTX 3080 or the Radeon RX 7800 XT?
Is the Radeon RX 7800 XT worth the extra $1,515 BRL over the GeForce RTX 3080?
Does the Radeon RX 7800 XT have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3080 | Radeon RX 7800 XT |
|---|---|---|
| Architecture | Ampere | RDNA 3 |
| Process Node | Samsung 8nm | TSMC N5 |
| CUDA Cores (CUDA Cores / Stream Processors) | 8,704✓ | 3,840 |
| Ray Tracing Cores | 68✓ | 60 |
| Tensor / AI Cores | 272✓ | 120 |
Clock Speeds
| Specification | GeForce RTX 3080 | Radeon RX 7800 XT |
|---|---|---|
| Base Clock | 1,440 MHz | 1,800 MHz✓ |
| Boost Clock | 1,710 MHz | 2,430 MHz✓ |
Memory
| Specification | GeForce RTX 3080 | Radeon RX 7800 XT |
|---|---|---|
| VRAM Capacity | 10 GB | 16 GB✓ |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 320-bit✓ | 256-bit |
| Memory Speed | 19 Gbps | 19.5 Gbps✓ |
| Bandwidth | 760 GB/s✓ | 624 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3080 | Radeon RX 7800 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 320 W | 263 W✓ |
| Power Connectors | 1x 12-pin | 2x 8-pin |
| Released | Sep 2020 | Aug 2023 |