GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
On raw speed the GeForce RTX 4090 comes out noticeably faster — about 10% ahead of the GeForce RTX 5080. But the GeForce RTX 5080 is the better value, undercutting it by $2,341 USD for the performance you get.
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GeForce RTX 4090 vs GeForce RTX 5080: In-Depth Breakdown
Performance: GeForce RTX 4090 vs GeForce RTX 5080
The GeForce RTX 4090 is noticeably faster, around 10% ahead of the GeForce RTX 5080. Both cards sit in the same broad class, well suited to 4K and high-refresh 1440p.
Price & Value
The GeForce RTX 5080 currently lists from $1,099 USD, $2,341 USD less than the GeForce RTX 4090 at $3,440 USD. Despite being slower, the GeForce RTX 5080 offers the better performance-per-dollar (~184% better value), so budget-focused buyers should weigh it carefully. The GeForce RTX 5080 still sits about $100 USD above its $999 USD MSRP. The GeForce RTX 4090 still sits about $1,841 USD above its $1,599 USD MSRP.
Power & Efficiency
At 360W against 450W, the GeForce RTX 5080 is both the lower-power and the more efficient card, making it the easier build to cool and power.
VRAM & Future-Proofing
The GeForce RTX 4090 carries 24GB versus 16GB on the GeForce RTX 5080. The extra 8GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers.
Generation & Longevity
The GeForce RTX 5080 is roughly 3 years newer than the GeForce RTX 4090, so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 4090 or GeForce RTX 5080?
Choose the GeForce RTX 4090 if you want the most performance and can absorb the higher price. If you're optimizing for value, the GeForce RTX 5080 stretches your money further for only slightly lower performance.