AMD Radeon RX 6900 XT vs NVIDIA RTX 3080 Ti - GPUs Comparison Guide | Let's Compare
AMD Radeon RX 6900 XT vs NVIDIA RTX 3080 Ti
Verdict
Our overall take, at a glance
Key takeaways
AMD Radeon RX 6900 XT leads NVIDIA RTX 3080 Ti overall by 9 points (85 vs 76 out of 100).
AMD Radeon RX 6900 XT stands out on Core Specifications Maximum Power: 375 W, Core Specifications Lithography Process: 7 nm, Memory Capacity: 16 GB.
AMD Radeon RX 6900 XT leads overall
$999 at launch
AMD Radeon RX 6900 XT
85
NVIDIA RTX 3080 Ti
76
Why it stands out
Core Specifications Maximum Power: 375 W
Core Specifications Lithography Process: 7 nm
Memory Capacity: 16 GB
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jul 2026.
AMD Radeon RX 6900 XT
The AMD Radeon RX 6900 XT is an enthusiast-class graphics card powered by the Navi 21 graphics processor and equipped with 16GB of GDDR6 memory. Designed for high-end desktop gaming, it targets users looking for flagship performance to challenge Nvidia's top-tier RTX 3090 but at a lower initial price point. The card introduces hardware-based ray tracing capabilities alongside AMD's Smart Access Memory technology.
Best for High-framerate 1440p and 4K gaming in traditional rasterized titles where ray trBest for PC builders with compatible Ryzen processors looking to leverage Smart Access Me
Pros
Competitive traditional rasterization performance that closely matches the more expensive RTX 3090 in several titles
Lower launch price compared to competing flagship graphics cards from Nvidia
Performance advantages when utilizing Smart Access Memory on compatible AMD platforms
Solid thermal and acoustic performance on the reference cooler design
Cons
Disappointing ray-tracing performance compared to Nvidia's RTX 30-series competitors
Lacked a mature, widely supported DLSS competitor for image upscaling at launch
Video — reviews used (3)
Three detailed review videos covering real-world gaming benchmarks, ray tracing comparisons, power draw, and cooling efficiency.
Generated Jul 4, 2026
NVIDIA RTX 3080 Ti
The NVIDIA RTX 3080 Ti is a high-end graphics card built on the Ampere GPU architecture, aimed at demanding gamers and creative professionals. Launched at a premium $1,200 price point, it features hardware-accelerated ray tracing and Tensor cores to deliver performance that closely approaches the flagship RTX 3090.
Best for High-resolution gaming with demanding real-time ray tracing effectsBest for Running local AI models and hardware-accelerated workstation rendering
Pros
Gaming and production performance that nearly matches the flagship RTX 3090
Hardware-level acceleration for ray-traced visuals and local AI applications
Substantial generational performance improvements over older Turing-based models
Cons
Highly expensive launch price of $1,200 that offers diminishing performance returns over the base RTX 3080
Can experience high operating temperatures, particularly regarding memory heat
Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.
Sponsored
Ad — helps keep Let's Compare free
Advertisement
Review Videos
Hand-picked expert reviews for each product
Detailed Specifications
The full spec sheet, side by side
Core Specifications
Feature
AMD Radeon RX 6900 XT
NVIDIA RTX 3080 Ti
Base Frequency
2.015 GHz
1.365 GHz
Base Power
250 W
350 W
Maximum Frequency
2.245 GHz
1.665 GHz
Maximum Power
375 W
350 W
Lithography Process
7 nm
8 nm
Memory
Feature
AMD Radeon RX 6900 XT
NVIDIA RTX 3080 Ti
Capacity
16 GB
12 GB
Technology
Bus Width
256 bit
384 bit
Bandwidth
576 GB/s
912.4 GB/s
Is Shared
No
No
API Support
Feature
AMD Radeon RX 6900 XT
NVIDIA RTX 3080 Ti
DirectX Version
12
12.2
OpenGL Version
4.6
4.6
Vulkan Version
1.3
1.3
OpenCL Version
2
3
Theoretical Performance
Feature
AMD Radeon RX 6900 XT
NVIDIA RTX 3080 Ti
Pixel Rate
180 GP/s
186.5 GP/s
Texture Rate
576 GT/s
444.7 GT/s
Performance (FP16)
46.1 TFLOPS
34.1 TFLOPS
Performance (FP32)
23 TFLOPS
34.1 TFLOPS
Performance (FP64)
1,440 GFLOPS
532.8 GFLOPS
Benchmark
Feature
AMD Radeon RX 6900 XT
NVIDIA RTX 3080 Ti
G3D Mark
24,168
26,800
Miscellaneous
Feature
AMD Radeon RX 6900 XT
NVIDIA RTX 3080 Ti
Release Date
December 8, 2020
June 3, 2021
Platform
Specification Note
Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.