GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
On raw speed the GeForce RTX 4080 SUPER comes out dramatically faster — about 44% ahead of the GeForce RTX 3090. It also wins on performance-per-dollar, making it the cleaner choice when you can afford it.
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GeForce RTX 4080 SUPER vs GeForce RTX 3090: In-Depth Breakdown
Performance: GeForce RTX 4080 SUPER vs GeForce RTX 3090
The GeForce RTX 4080 SUPER is dramatically faster, around 44% ahead of the GeForce RTX 3090. That gap is enough to move it up a tier: the GeForce RTX 4080 SUPER is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 3090 is better matched to 1440p.
Price & Value
The GeForce RTX 3090 currently lists from $1,265 USD, $35 USD less than the GeForce RTX 4080 SUPER at $1,300 USD. Because it's both faster and competitively priced, the GeForce RTX 4080 SUPER wins on performance-per-dollar by about 40%. The GeForce RTX 3090 is trading below its $1,499 USD MSRP — a genuine deal. The GeForce RTX 4080 SUPER still sits about $301 USD above its $999 USD MSRP.
Power & Efficiency
At 320W against 350W, the GeForce RTX 4080 SUPER 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 3090 carries 24GB versus 16GB on the GeForce RTX 4080 SUPER. 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 4080 SUPER is roughly 4 years newer than the GeForce RTX 3090, so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 3090 or GeForce RTX 4080 SUPER?
The GeForce RTX 4080 SUPER is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the GeForce RTX 3090 if you find it at a steep discount.