Nvidia GeForce RTX 4090 vs Nvidia GeForce RTX 2080 Super - GPUs Comparison Guide | Let's Compare
Nvidia GeForce RTX 4090 vs Nvidia GeForce RTX 2080 Super
Verdict
Our overall take, at a glance
Key takeaways
Nvidia GeForce RTX 4090 leads Nvidia GeForce RTX 2080 Super overall by 21 points (85 vs 64 out of 100).
Nvidia GeForce RTX 4090 stands out on Core Specifications Base Power: 450 W, Core Specifications Maximum Power: 575 W, Core Specifications Lithography Process: 4 nm.
Best value: Nvidia GeForce RTX 2080 Super (from $699) — the strongest score-per-dollar of the two.
Nvidia GeForce RTX 4090 leads overall
$1,599 at launch
Nvidia GeForce RTX 4090
85
Nvidia GeForce RTX 2080 Super
64
Best value: Nvidia GeForce RTX 2080 Super ($699)
Why it stands out
Core Specifications Base Power: 450 W
Core Specifications Maximum Power: 575 W
Core Specifications Lithography Process: 4 nm
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jun 2026.
Nvidia GeForce RTX 4090
The GeForce RTX 4090 is the flagship graphics card in Nvidia's consumer GPU family, succeeding the GeForce RTX 30 series. It is based on Nvidia's Ada Lovelace architecture and features third-generation RT cores and fourth-generation Tensor Cores for hardware acceleration.
Best for High-end graphics tasks
Pros
Features a TSMC 4N process designed by Nvidia
Includes three-generation Ray Tracing Cores for accelerated ray tracing
Features dual NVENC with 8K 10-bit 120FPS AV1 fixed function hardware encoding
Cons
No NVLink support
Double-precision performance is 1/64 of single-precision performance
Video — reviews used (3)
Covers the release announcement and architecture details of the RTX 4090.
Generated Jun 28, 2026
Nvidia GeForce RTX 2080 Super
The GeForce RTX 2080 Super is a high-performance graphics card designed for demanding computing tasks. It was part of the initial wave of dedicated Nvidia RTX hardware. This GPU targets users prioritizing advanced graphical fidelity, such as complex gaming or professional visualization.
Best for High-refresh gamingBest for Advanced simulation and visualizationBest for Ray tracing enabled content creation
Pros
It belongs to the generation that introduced hardware acceleration for ray tracing and AI features.
The architecture supports modern graphics APIs like DirectX Raytracing (DXR) and OptiX.
Cons
As an older-generation card, newer models offer significantly improved performance and efficiency in demanding real-world applications.
Compatibility with the latest graphical standards may require system updates or limiting advanced features for optimal use.
Generating highly realistic scenes using ray tracing remains computationally intensive.
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
Nvidia GeForce RTX 4090
Nvidia GeForce RTX 2080 Super
Base Frequency
2.23 GHz
1.65 GHz
Base Power
450 W
250 W
Maximum Frequency
2.52 GHz
1.86 GHz
Maximum Power
575 W
375 W
Lithography Process
4 nm
12 nm
Memory
Feature
Nvidia GeForce RTX 4090
Nvidia GeForce RTX 2080 Super
Capacity
24 GB
8 GB
Technology
Bus Width
384 bit
256 bit
Bandwidth
960 GB/s
480 GB/s
Is Shared
No
No
API Support
Feature
Nvidia GeForce RTX 4090
Nvidia GeForce RTX 2080 Super
DirectX Version
12
12
OpenGL Version
4.6
4.6
Vulkan Version
1.3
1.3
OpenCL Version
3
3
Theoretical Performance
Feature
Nvidia GeForce RTX 4090
Nvidia GeForce RTX 2080 Super
Pixel Rate
443.5 GP/s
116.2 GP/s
Texture Rate
1,290 GT/s
348.5 GT/s
Performance (FP16)
165.2 TFLOPS
22.3 TFLOPS
Performance (FP32)
82.6 TFLOPS
11.15 TFLOPS
Performance (FP64)
1,290 GFLOPS
348.5 GFLOPS
Benchmark
Feature
Nvidia GeForce RTX 4090
Nvidia GeForce RTX 2080 Super
G3D Mark
39,178
19,592
Miscellaneous
Feature
Nvidia GeForce RTX 4090
Nvidia GeForce RTX 2080 Super
Release Date
October 12, 2022
July 23, 2019
Platform
Specification Note
Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.