GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Quick Verdict

The Radeon RX 7900 XTX is marginally faster than the GeForce RTX 4080, leading by roughly 7% in our performance index.

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VS
Price
Awaiting Data
Perf Index
58%
Value Score
—
VRAM16GB GDDR6
Thermal TDP320W
AMD
Radeon RX 7900 XTX
Price
$1,000 USD
Perf Index
62%
Value Score
0.062
VRAM24GB GDDR6
Thermal TDP355W

Radeon RX 7900 XTX vs GeForce RTX 4080: In-Depth Breakdown

Performance: Radeon RX 7900 XTX vs GeForce RTX 4080

The Radeon RX 7900 XTX is marginally faster, around 7% ahead of the GeForce RTX 4080. That gap is enough to move it up a tier: the Radeon RX 7900 XTX is comfortable at 4K and high-refresh 1440p, while the GeForce RTX 4080 is better matched to 4K with upscaling and native 1440p.

Power & Efficiency

The GeForce RTX 4080 draws just 320W versus 355W for the Radeon RX 7900 XTX, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.

VRAM & Future-Proofing

With 24GB against 16GB, the Radeon RX 7900 XTX has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 4080's 16GB can fall short.

Features & Ecosystem

Beyond raw numbers, the GeForce RTX 4080 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900 XTX 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 XTX?

The Radeon RX 7900 XTX is the faster card. 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 Radeon RX 7900 XTX better than the GeForce RTX 4080?

The Radeon RX 7900 XTX is marginally faster, roughly 7% ahead. If your budget allows, it's the stronger pick.

Which is better for 4K gaming, the GeForce RTX 4080 or the Radeon RX 7900 XTX?

The Radeon RX 7900 XTX is the better 4K option — it's comfortable at 4K and high-refresh 1440p, and its 24GB of VRAM helps with 4K textures.

Does the Radeon RX 7900 XTX have enough VRAM advantage to matter?

Its 24GB (vs 16GB) gives real headroom for 4K, heavy texture mods, and creative/AI work. At 1080p the gap matters less.