GeForce RTX 4080 vs Radeon RX 7900 XT
Performance-wise the GeForce RTX 4080 is out front, noticeably faster, roughly 10% up on the Radeon RX 7900 XT.
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GeForce RTX 4080 vs Radeon RX 7900 XT: In-Depth Breakdown
Performance: GeForce RTX 4080 vs Radeon RX 7900 XT
The GeForce RTX 4080 is noticeably faster, around 10% ahead of the Radeon RX 7900 XT. Both cards sit in the same broad class, well suited to 4K with upscaling and native 1440p.
VRAM & Future-Proofing
The Radeon RX 7900 XT's 20GB (vs 16GB on the GeForce RTX 4080) gives it more room for 4K textures and memory-hungry creative or AI workloads.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 4080 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900 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 4080 or Radeon RX 7900 XT?
The GeForce RTX 4080 is the faster card by about 10%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the GeForce RTX 4080 better than the Radeon RX 7900 XT?
Which is better for 4K gaming, the GeForce RTX 4080 or the Radeon RX 7900 XT?
Does the Radeon RX 7900 XT have enough VRAM advantage to matter?
Which should you buy: GeForce RTX 4080 or Radeon RX 7900 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 4080 | Radeon RX 7900 XT |
|---|---|---|
| Architecture | Ada Lovelace | RDNA 3 |
| Process Node | TSMC 4N | TSMC N5 |
| CUDA Cores (CUDA Cores / Stream Processors) | 9,728✓ | 5,376 |
| Ray Tracing Cores | 76 | 84✓ |
| Tensor / AI Cores | 304✓ | 168 |
Clock Speeds
| Specification | GeForce RTX 4080 | Radeon RX 7900 XT |
|---|---|---|
| Base Clock | 2,205 MHz✓ | 1,500 MHz |
| Boost Clock | 2,505 MHz✓ | 2,400 MHz |
Memory
| Specification | GeForce RTX 4080 | Radeon RX 7900 XT |
|---|---|---|
| VRAM Capacity | 16 GB | 20 GB✓ |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 256-bit | 320-bit✓ |
| Memory Speed | 22.4 Gbps✓ | 20 Gbps |
| Bandwidth | 716.8 GB/s | 800 GB/s✓ |
Connectivity & Power
| Specification | GeForce RTX 4080 | Radeon RX 7900 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 320 W | 315 W✓ |
| Power Connectors | 1x 16-pin | 2x 8-pin |
| Released | Sep 2022 | Nov 2022 |
Related Reading
Used RTX 4080 vs New RTX 5070 Ti: Which 16GB Card Should You Buy?
Two 16GB cards, two very different propositions: raw Ada rasterization with used-market risk, or a newer feature set and a warranty. Here's the decision, spec by spec.
RX 7900 XT in 2026: What 20GB Actually Buys You Now That FSR 4 Has Passed It By
The RX 7900 XT has more VRAM than almost anything near its price and is locked out of AMD's current upscaler. That single tension decides whether it is a bargain or a trap — here's how to tell which one it is for you.
GDDR5 vs GDDR6 vs GDDR6X vs GDDR7: Which VRAM Generation Actually Matters for Your GPU?
Not all VRAM is created equal. GDDR5, GDDR6, GDDR6X, GDDR7 — we break down what each generation actually delivers in bandwidth, power, and real-world impact so you can stop guessing and start buying smarter.