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RTX 4080 Super vs RX 6800 XT: Which Should You Actually Buy?

Head-to-head: RTX 4080 Super vs RX 6800 XT. Side-by-side specs, real-world performance, price-to-performance and a clear buy recommendation for 2026.

RTX 4080 Super vs RX 6800 XT: Which Should You Actually Buy?

A head-to-head comparison of the RTX 4080 Super and the RX 6800 XT. NVIDIA 16 GB GDDR6X, ~320 W. Last updated 2026-02-09.

RTX 4080 Super vs RX 6800 XT: the short version

Two strong options in the same gpu class, aimed at different buyers. Below is a clean side-by-side, the real performance gap, and a no-nonsense recommendation so you stop second-guessing and buy the one that fits your build and budget.

Side-by-side specs

| Spec | RTX 4080 Super | RX 6800 XT | | --- | --- | --- | | Vendor | NVIDIA | AMD | | Tier | ultra | ultra | | Released | 2024 | 2020 | | VRAM | 16 GB GDDR6X | 16 GB GDDR6 | | Board power | 320 W | 300 W |

Real-world performance (estimated)

Estimated average FPS from a tuned config — your CPU, resolution and settings shift these, but the gap between the two holds:

| Model | 1080P Low | 1080P Med | 1080P High | 2K Med | 4K Med | | --- | --- | --- | --- | --- | --- | | RTX 4080 Super | ~203 | ~163 | ~127 | ~91 | ~44 | | RX 6800 XT | ~193 | ~154 | ~120 | ~86 | ~42 |

Head-to-head: who wins what

  • Performance: RTX 4080 Super and RX 6800 XT trade blows by workload. RTX 4080 Super has the edge where its stronger 16 GB GDDR6X and 320 W of headroom matters; RX 6800 XT wins the rest.
  • Efficiency: RX 6800 XT draws less power and is easier to cool and power.
  • Value: Same-class rivals shift price constantly — check current street pricing and let the cheaper one at your target resolution decide value.
  • Our pick: Buy RTX 4080 Super if you want the outright ceiling and can cool/power it. Buy RX 6800 XT if you want lower power, lower cost, or a feature the other lacks. (Plan for ~320 W board power plus the rest of the system.)

Confirm headroom before you commit

A limit you cannot see will eat your gains. Run the GPU FPS Estimator to confirm the pair fits your build before you buy either.

Frequently Asked Questions

Is the RTX 4080 Super worth it over the RX 6800 XT?▾
If you need the extra 16 GB GDDR6X and 320 W of headroom and can power/cool it, yes. If you are at 1080p/2K or on a budget, the RX 6800 XT is the smarter buy — the gap narrows fast once you are not the bottleneck.
Which is better for gaming, RTX 4080 Super or RX 6800 XT?▾
For maximum frame rate, RTX 4080 Super. For the best balance of cost and smooth play, RX 6800 XT. Match the pick to your monitor resolution and your CPU.
Do I need to upgrade my PSU for either?▾
Plan around the higher board power of the two (320 W) plus the rest of the system. Use the power calculator before committing.
Which has better driver / firmware support?▾
Both NVIDIA and AMD ship regular updates. Run the latest stable branch and avoid the known-bad versions noted for each model.
Is now a good time to buy, or should I wait?▾
Prices in this class move with new launches. If you have a clear need, buy; if your current hardware still works, waiting a generation often improves value.
Will it work with my current build?▾
Check case clearance, PSU wattage, the standard slot/header, and CPU bottleneck before buying. The matching calculator confirms headroom.

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