GuidesComparisonsRTX 4080 Vs RX 6900 XT: Which Is Better?

RTX 4080 Vs RX 6900 XT: Which Is Better?

Come along in this article as we check out how the RTX 4080 and the RX 6900 XT stack up against each other. We'll look at their FPS performance and see how well they handle heat and power usage.

Expert Verified By

NVIDIA GeForce RTX 4080

Rated: 8.9/10

AMD Radeon RX 6900 XT

Rated: 8.4/10


Pros And Cons

GPUProsCons
GeForce RTX 4080✅Superior gaming performance
✅Excellent thermal efficiency
❌Higher price
Radeon RX 6900 XT✅More affordable
✅Decent gaming performance
❌Inferior thermal efficiency
Key Takeaways
  • Nvidia’s RTX 4080 outperforms AMD’s RX 6900 XT with approximately 40% better gaming performance, delivering higher frame rates.
  • RTX 4080 demonstrates 11.5% superior thermal efficiency, running cooler than RX 6900 XT while consuming slightly less power on average during gaming sessions.
  • RTX 4080 is priced at $1099, while RX 6900 XT initially launched at $999 but now averages around $700. Availability varies, with RTX 4080 sometimes sold at a higher premium.
  • The RTX 4080 is recommended for its superior gaming performance and thermal efficiency. However, RX 6900 XT remains a solid alternative for those on a tighter budget.

Comparison Table

FeatureAMD RX 6900 XTNVIDIA RTX 4080
ArchitectureAMD RDNA™ 2Ada Lovelace
ROPs128112
Ray Accelerators8076
Required PSU850 W750 W
HDMI Support4K-
HDMI Version2.1 VRR and FRL-
USB Type-CYes-
Best VariantsBest RTX 4080 Graphics CardsBest RX 6900 XT Graphics Cards

Architectural Differences 

  1. Process Node: RTX 4080 employs advanced 4nm technology for high transistor density and efficiency. RX 6900 XT uses a 7nm node, offering good performance but slightly lower efficiency.
  2. Memory: RTX 4080 features faster GDDR6X memory at 22.4 GB/s speed and 912 GB/s bandwidth. RX 6900 XT utilizes GDDR6 memory with 16 Gbps speed and up to 512 GB/s bandwidth.
  3. Clock Speed: RTX 4080 boasts higher base and boost clock speeds, reaching 2.21 GHz and 2.51 GHz respectively. RX 6900 XT has lower speeds with a base clock of 1825 MHz and a boost clock of up to 2250 MHz.
  4. TDP: RTX 4080 consumes 320 watts, while RX 6900 XT uses slightly less power at 300 watts.
  5. PCIe Interface: Both cards support PCIe Gen 4.0, with RTX 4080 offering faster data transfer rates.

Nvidia’s RTX 4080 versus AMD’s RX 6900 XT! We’ll break down their latest tech and raw power to see who comes out on top. Join us as we find out which GPU reigns supreme in this showdown.


Gaming Benchmarks

The best way to measure the performance of graphics cards is their gaming benchmark. For Nvidia RTX 4080 vs AMD RX 6900 XT, we have examined the criterion of 6 games that demand high performance. 

Testing Rig

A Plague Tale: Requiem

A Plague Tale: Requiem
A Plague Tale: Requiem@1080p (Image By Tech4Gamers)
  • The average FPS for both graphics cards in A Plague Tale: Requiem was lower than 100, with RTX 4080 at 55 FPS and RX 6900 XT at 38 FPS.
  • In terms of 1% low FPS, the RTX 4080 scored 49 while the RX 6900 XT scored 34, highlighting differences in consistent performance.

Call of Duty: Modern Warfare 2

Call of Duty: Modern Warfare 2
Call of Duty: Modern Warfare 2@1080p (Image By Tech4Gamers)
  • In COD: Modern Warfare, I observed that the RTX 4080 delivered an impressive 104 average FPS, while the RX 6900 XT lagged with 80 FPS.
  • When examining the 1% low frame rates, the RTX 4080 maintained a solid 94 FPS, whereas the RX 6900 XT struggled at 69 FPS.

F1 22

F1 22
F1 22@1080p (Image By Tech4Gamers)
  • In my session of F1 22, the RTX 4080 pulled ahead with an impressive average frame rate of 170 FPS, leaving the RX 6900 XT slightly behind at 137 FPS.
  • When it came to those crucial 1% low frame rates, the RX 6900 XT surprisingly showed 112 FPS compared to the RTX 4080’s 99 FPS.

Forza Horizon 5

Forza Horizon 5
Forza Horizon 5@1080p (Image By Tech4Gamers)
  • The RTX 4080 boasted an average frame rate of 103 FPS in Forza Horizon 5, outperforming the RX 6900 XT’s 69 FPS.
  • Examining the 1% low frame rates, the RTX 4080 showed improvement with 72 FPS compared to the RX 6900 XT’s 64 FPS in the same game.

Kena: Bridge Of Spirits

Kena: Bridge Of Spirits
Kena: Bridge Of Spirits@1080p (Image By Tech4Gamers)
  • The RTX 4080 demonstrated a strong performance with an average frame rate of 92 FPS in Kena: Bridge of Spirits, surpassing the RX 6900 XT’s 60 FPS.
  • However, when considering 1% low frame rates, the RX 6900 XT struggled with a relatively poor 34 FPS compared to the RTX 4080’s 60 FPS in the same game.

Uncharted: The Lost Legacy

Uncharted: The Lost Legacy
Uncharted: The Lost Legacy@1080p (Image By Tech4Gamers)
  • In Uncharted: The Lost Legacy, the RTX 4080 maintained a solid average frame rate of 83 FPS, outperforming the RX 6900 XT’s 68 FPS.
  • Analyzing the 1% low FPS performance, the RTX 4080 led with 75 FPS, showing a 15 FPS advantage over the RX 6900 XT’s 59 FPS in the same game.

Overall Gaming Performance

FeaturedNvidia RTX 4080AMD RX 6900 XT
Average FPS99📈71📈
%1 lows74.83📉62 📉
Winner: Nvidia's RTX 4080

The RTX 4080 had an average of 99 FPS, while that of the RX 6900 XT was 71. In percentage, the Nvidia RTX 4080 has nearly 40% better performance than the AMD RX 6900 XT.


Power Consumption

FeaturedNvidia RTX 4080 (W)AMD RX 6900 XT (W)
Average Power Consumption294.7⚡️299.2⚡️
Winner: Nvidia's RTX 4080

The average overall power consumption in all games was 294.7 watts for Nvidia RTX 4080, while for AMD RX 6900 XT, it was 299.2 watts. Which isn’t a noticeable difference.


Thermal Efficiency

FeaturedNvidia RTX 4080 (°C)AMD RX 6900 XT (°C)
Average Temperature 69.5🌡️77.5🌡️
Winner: Nvidia's RTX 4080

The average temperature in all games for RTX 4080 is 69.5 °C, while for RX 6900 XT, it is 77.5 °C. The thermal efficiency of RTX 4080 is greater than that of RX 6900 XT by 11.5%.


Pricing And Availability

GPUMSRPCurrent Price
Nvidia RTX 4080💲1199💲1099
AMD RX 6900 XT💲999💲700
Difference18.2%44.3%

The GeForce RTX 4080 will cost $1099, according to current prices. You can get AMD RX 6900 XT for less than 750$. The difference between the current prices of these GPUs is almost 44%.


Final Verdict – What We Recommend?

NVIDIA GeForce RTX 4080: With its exceptional gaming performance, boasting approximately 40% better frame rates than the AMD Radeon RX 6900 XT across various games, the RTX 4080 emerges as the superior choice for gamers seeking top-tier performance. Its thermal efficiency, running cooler than the RX 6900 XT while consuming slightly less power, further solidifies its position. 

AMD Radeon RX 6900 XT: Although slightly lagging in gaming performance compared to the RTX 4080, the RX 6900 XT still offers commendable performance, especially for users on a tighter budget. With its current average price hovering around $700, it presents an attractive option for gamers.

Overall, if you’re aiming for uncompromising gaming performance and can afford the investment, the NVIDIA GeForce RTX 4080 is the clear winner. However, for those seeking a more budget-friendly alternative without sacrificing too much in terms of performance, the AMD Radeon RX 6900 XT remains a solid option.


FAQs

Which graphics card is contemporary, RTX 4080 or RX 6900 XT?

The GeForce RTX 4080 of NVIDIA is an advanced graphics card released in November 2022 with the latest “Ada Lovelace” architecture and “AD-103” chip.

What are the memory specs of RTX 4080 and RX 6900 XT?

There is GDDR6X 16 GB memory in RTX 4080, while the GDDR6 16 GB comes with AMD RX 6900 XT. The Nvidia GeForce RTX 4080 has enhanced memory speed and bandwidth.

Which graphics card has better gaming performance, RTX 4080 or RX 6900 XT?

The RTX 4080’s gaming capabilities are 40% better than that of the RX 6900 XT. It reaches greater FPS limits and delivers higher average frame rates.

Which graphics card is low-cost, RTX 4080 or RX 6900 XT?

Compared to the pricing of the RTX 4080, the RX 6900 XT costs less, on average these days.


More From RX 6900 XT

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