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RTX 3080 Ti vs RX 6900 XT: Detailed Comparison

by Lisa Hayden
RTX 3080 Ti vs RX 6900 XT

The RTX 3080 Ti and the RX 6900 XT are high-end GPUs with excellent performance. However, some key differences between them may make one more suitable for your needs than the other.

The RTX 3080 Ti is based on Nvidia’s Ampere architecture, while the RX 6900 XT is based on AMD’s RDNA2 architecture. The RTX 3080 Ti is also slightly more powerful than the RX 6900 XT, with a boost clock of 2,250MHz compared to the latter’s 1.67 GHz.

The RTX 3080 Ti has VRAM, with 12 GB of GDDR6X compared to the RX 6900 XT’s 16 GB of GDDR6. However, both GPUs have a 256-bit memory interface.

Another key difference is that the RTX 3080 Ti supports Nvidia’s RTX platform, which includes features such as ray tracing and DLSS. The RX 6900 XT does not support any similar features from AMD.

Here’s a detailed comparison between both of these GPUs.

Related: Best Monitor for RTX 3080 for Gamers and Creators

RTX 3080 Ti vs RX 6900 XT Specifications Comparison

Features RTX 3080 Ti RX 6900 XT
GPU GA102-225 Navi 21 XTX
Interface PCIe 4.0 x16 PCIe 4.0 x16
Tensor cores 320
RT cores 80 80
Ray Accelerators 80
Base clock 1,365MHz 1,825MHz
Maximum clock 1,665MHz 2,250MHz
CUDA cores/shading units 10,240 5,120
Memory 12GB GDDR6X 16GB GDDR6
Speed 19Gbps 16Gbps
Bandwidth 912GBps 512GBps
Memory bus 384-bit 256-bit
TDP 320W 300W
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Performance Review: 3080 Ti vs 6900 XT

Performance Review 3080 Ti vs. 6900 XT

The RTX 3080 Ti is a high-end graphics card from NVIDIA based on the Ampere architecture. The card was released in 2021 and is positioned as a direct competitor to the AMD RX 6900 XT.

The RTX 3080 Ti features a GA102-250 GPU with 10240 CUDA cores, 80 Ray Tracing cores, and 328 Tensor cores. The GPU is paired with 12GB of GDDR6X memory running at 19 Gbps on a 384-bit bus. The card has a TGP of 320 watts and requires 2x 8-pin PCIe power connectors.

The RTX 3080 Ti offers excellent performance, besting the RX 6900 XT in most benchmarks. In games, the RTX 3080 Ti typically offers 10-15% better performance at 4K resolution. In synthetic benchmarks, the RTX 3080 Ti is often 20-30% faster than the RX 6900 XT.

The RTX 3080 Ti also offers superior ray tracing and DLSS performance. In games that support these features, the RTX 3080 Ti can offer a significant performance advantage over the RX 6900 XT.

Overall, the RTX 3080 Ti is the better graphics card. It offers better performance, ray tracing, and DLSS support. If you’re looking for the best graphics card for 4K gaming, the RTX 3080 Ti is the way to go.

3080 Ti

MSI GeForce RTX 3080 Ti GAMING X TRIO 12G Gaming Graphics Card - 12GB GDDR6X, 1770 MHz, PCI Express Gen 4, 384-bit, 3x DP v 1.4a, HDMI 2.1 (Supports 4K)

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3080 Ti vs 6900 XT Gaming Performance

The RTX 3080 Ti is the clear winner regarding gaming performance. It has better raw performance and supports ray tracing and DLSS. The RX 6900 XT is also a competent card, but it doesn’t have the same level of performance or features. 

In gaming benchmarks at 1080p, the 3080 Ti averages 234 FPS in Call of Duty: Modern Warfare, while the 6900 XT averages 181 FPS. In Borderlands 3, the 3080 Ti averages 140 FPS, while the 6900 XT averages 108 FPS. In Cyberpunk 2077, the 3080 Ti averages 103 FPS, while the 6900 XT averages 76 FPS.

If you’re looking for the best gaming performance, the RTX 3080 Ti is the card to get. It’s significantly faster than the RX 6900 XT and has features that the RX 6900 XT doesn’t have. If you’re not interested in ray tracing or DLSS, then the RX 6900 XT is an excellent choice, but it can’t match the RTX 3080 Ti in raw performance or features. 

6900 XT

AMD Radeon RX 6900 XT

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3080 Ti vs 6900 XT Ray Tracing Performance

RTX 3080 Ti is faster than RX 6900 XT in ray tracing performance. RTX 3080 Ti has 10 Giga Rays/s and RX 6900 XT has 5 Giga Rays/s. Each compute unit on the RX 6900 XT includes a ray accelerator, whereas the RTX 3080 Ti includes dedicated ray tracing cores.

This means that RTX 3080 Ti can render ten billion rays per second while RX 6900 XT can only render five billion rays per second. This difference in performance is due to the RTX 3080 Ti having twice the number of CUDA cores as the RX 6900 XT. 

The RTX 3080 Ti also has a higher Boost Clock speed than the RX 6900 XT, meaning it can clock its cores at a higher frequency and perform better. The RTX 3080 Ti is a much better choice for gamers who want the best possible ray tracing performance.

Related: 3080 Ti vs. 3090: A Detailed Comparison

DLSS vs FSR: 3080Ti vs 6900 XT

DLSS is an NVIDIA technology that uses deep learning and AI to improve game performance while maintaining visual quality. It works by rendering lower-resolution images and upscaling them using a neural network. This process requires significant computational power, but the result is a significant performance boost with little to no loss in image quality.

FSR is an AMD technology that uses deep learning and AI to improve game performance. However, instead of rendering lower-resolution images and upscaling them, FSR uses a super-resolution technique. This technique renders the game at a higher resolution than the display and then downscales the image to the display resolution. The result is a significant performance boost with little to no loss in image quality. 

The main difference between DLSS and FSR is that DLSS requires more computational power to work, but the result is slightly better image quality.

Is the 6900 XT better than the 3080 Ti?

The 3080 Ti is better than the 6900 XT in several ways. It has more CUDA cores, more memory, and is faster overall. 3080 TI is also more power efficient and has a higher memory bandwidth. 

The 3080 Ti also has many other features that make it a better choice for gamers. It has a higher clock speed, making it faster in games. It also has a higher boost clock speed, which means it can maintain those high speeds for more extended periods. Overall, the 3080 Ti is the better choice for gamers. 

Which CPUs pairs the best with RTX 3080?

There is no clear consensus on which CPUs pair best with the RTX 3080 GPU. Some users report that the RTX 3080 performs best when paired with an Intel i7-8700K or i9-9900K, while others say that the RTX 3080 performs best when paired with an AMD Ryzen 7 2700X or Ryzen 9 3900X. Ultimately, it is up to the user to decide which CPU pairing provides the best performance for their specific needs. 

Some benchmarks indicate that, in general, the RTX 3080 performs better when paired with an Intel CPU rather than an AMD CPU. However, these benchmarks should be taken with a grain of salt, as the RTX 3080 is a new GPU, and real-world performance may vary depending on various factors. 

In any case, it is recommended that users consult reviews and benchmarks from reliable sources before pairing any CPU with the RTX 3080 GPU.

Related: 3070 Ti vs. 3080: Performance, Specs, And More

Which CPUs pairs the best with RX 6900 XT?

It depends on various factors, such as what type of games you play, your budget, and your personal preferences. However, some general advice would be to pair the RX 6900 XT with a CPU that has at least four cores and is capable of overclocking. Some good CPU choices include the AMD Ryzen 5 3600X, Intel Core i5-9600K, and AMD Ryzen 7 3700X.

When pairing a CPU with the RX 6900 XT, it is essential to remember that this graphics card is potent and will require a lot of CPU power to run at its full potential. As such, choosing a CPU that is not only powerful but also has a good reputation for handling strenuous workloads is crucial. 

Additionally, it is worth considering a CPU capable of overclocking as this will allow you to get even more performance out of the RX 6900 XT. Some good overclocking-capable CPUs include the AMD Ryzen 5 3600X and the Intel Core i5-9600K. Ultimately, the best CPU to pair with the RX 6900 XT will be the one that best meets your needs and budget.

3080 Ti vs 6900 XT: 1080p

The 3080 Ti is significantly faster than the 6900 XT, especially at higher resolutions. It’s also more power efficient, generating less heat and requiring less power to run. The only downside is that it’s more expensive, but if you’re looking for the best possible performance, the 3080 Ti is the clear winner. 

Related: Best Motherboard for RTX 3080 – Top 6 Options in 2022

Bottom Line

The 3080 Ti is faster than the 6900 XT in synthetic and real-world benchmarks. In 3DMark Fire Strike, the 3080 Ti scores 34456, while the 6900 XT scores 21660. In 3DMark Time Spy, the 3080 Ti scores 25362, while the 6900 XT scores 18650. 

The RTX 3080 Ti and the RX 6900 XT are great graphics cards. However, the RTX 3080 Ti is better in terms of performance and features. The RTX 3080 Ti has more CUDA cores and a higher clock speed.

It also has a higher memory bandwidth and supports Ray Tracing. The RTX 3080 Ti is also more power efficient and has a higher boost clock. Overall, the RTX 3080 Ti is the better graphics card and is worth the extra money.

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