PC Part DB: Build Smarter: Compare PC part benchmarks & specsPC PART DB

NVIDIA GeForce RTX 3090 vs AMD Radeon RX 6600 XT

NVIDIA
VS
AMD
Performance
GeForce RTX 309058% better
61,51859% of 104,937
Radeon RX 6600 XT
39,05137% of 104,937

The GeForce RTX 3090 has 58% better performance than the Radeon RX 6600 XT for the 3DMark 11 Performance GPU benchmark.

Performance per dollar
GeForce RTX 3090
41.0425% of 161.45
Radeon RX 6600 XT151% better
103.0464% of 161.45

The Radeon RX 6600 XT has 151% better value for the money than the GeForce RTX 3090 for the 3DMark 11 Performance GPU benchmark.

Shop GeForce RTX 3090
Shop Radeon RX 6600 XT
As an Amazon Associate I earn from qualifying purchases.

Summary

#

About the NVIDIA GeForce RTX 3090 GPU

The GeForce RTX 3090 is a desktop graphics card by NVIDIA. It launched in Q3 2020 with a suggested retail price of $1,499. Its GA102 chip that powers the GPU uses the Ampere architecture and is fabricated on the 8 nm process.

This GPU is paired with 24 GB of GDDR6X VRAM. Its 1,219 MHz memory clock and 384 bit interface gives it a bandwidth of 936.2 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.

The RTX 3090 is a large graphics card, taking up 3 PCIe slots. It supports HDMI 2.1, DisplayPort 1.4a display ports. This desktop card has a TDP of 350 W. NVIDIA recommends using a power supply of at least 750 W with this card. A power supply lower than this might result in system crashes and potentially damage your hardware.

The GeForce RTX 3090 has the 15th highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 58.62% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090. Its 61,518 score and $1,499 launch price (MSRP) gives it a performance per dollar of 41.04. This is the 69th best in value for the 3DMark 11 Performance GPU benchmark.

About the AMD Radeon RX 6600 XT GPU

The Radeon RX 6600 XT is a desktop graphics card by AMD. It launched in Q3 2021 with a suggested retail price of $379. Its Navi 23 chip that powers the GPU uses the RDNA 2.0 architecture and is fabricated on the 7 nm process.

This GPU is paired with 8 GB of GDDR6 VRAM. Its 2,000 MHz memory clock and 128 bit interface gives it a bandwidth of 256 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.

The RX 6600 XT is a dual slot graphics card, taking up 2 PCIe slots. It supports HDMI 2.1, DisplayPort 1.4a display ports. This desktop card has a TDP of 160 W. AMD recommends using a power supply of at least 450 W with this card. A power supply lower than this might result in system crashes and potentially damage your hardware.

The Radeon RX 6600 XT has the 41st highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 37.21% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090. Its 39,051 score and $379 launch price (MSRP) gives it a performance per dollar of 103.04. This is the 14th best in value for the 3DMark 11 Performance GPU benchmark.

General Info

General overview of the GPU, including details like its manufacturer, release date, launch price, and current production status.

InfoGeForce RTX 3090Radeon RX 6600 XT
ManufacturerNVIDIAAMD
ArchitectureAmpereRDNA 2.0
Market SegmentDesktopDesktop
Release DateQ3 2020Q3 2021
Launch Price (MSRP)$1,499$379
Production StatusActiveActive
ShopCheck PriceCheck Price

Gaming Performance

#

Select a game to compare FPS metrics

Display FPS for F1 24
F1 24
Display FPS for Senua's Saga Hellblade 2
Senua's Saga Hellblade 2
Display FPS for Ghost of Tsushima
Ghost of Tsushima
Display FPS for Dragon's Dogma 2
Dragon's Dogma 2
Display FPS for Horizon Forbidden West
Horizon Forbidden West
Display FPS for Alone in the Dark (2024)
Alone in the Dark (2024)
Display FPS for Sons of the Forest
Sons of the Forest

FPS Benchmarks

This table showcases the average frame rate (FPS) achieved both GPUs in at various resolutions. Frame rate is a crucial indicator of how smoothly the GPU can run the game. A higher FPS generally translates to a smoother gameplay experience.

  • Frames Per Second
FPS data for F1 24
F1 24
GeForce RTX 3090Radeon RX 6600 XT
Low - 1080p
498 FPS
--
Medium - 1080p
446 FPS
--
High - 1080p
340 FPS
--
Ultra - 1080p
118 FPS
--
QHD - 1440p
79 FPS
--
4K UHD - 2160p
41 FPS
--
FPS Source: Notebookcheck

Compare Frames Per Second (FPS)

The average frame rate (FPS) in can be compared to similar GPUs to assess relative performance. Generally, higher FPS results in a smoother gameplay experience.

Choose Baseline GPU:GeForce RTX 3090 orRadeon RX 6600 XT

Compare Cost Per Frame

The average cost per frame in can be compared to similar GPUs to assess relative value. Generally, a lower cost per frame implies better value for your money.

Choose Baseline GPU:GeForce RTX 3090 orRadeon RX 6600 XT
GPUCost Per Frame
GeForce RTX 408021.8-41%
Radeon RX 7900 XT24.3-34%
Radeon RX 680028.11-24%
Radeon RX 6950 XT36.39-2%
GeForce RTX 309037.01

Benchmark Performance

#
Performance
GeForce RTX 309058% better
61,51859% of 104,937
Radeon RX 6600 XT
39,05137% of 104,937

The GeForce RTX 3090 has 58% better performance than the Radeon RX 6600 XT for the 3DMark 11 Performance GPU benchmark.

The GeForce RTX 3090 is ranked 15th with a score of 61,518, and the Radeon RX 6600 XT is ranked 41st with a score of 39,051.

Performance per dollar
GeForce RTX 3090
41.0425% of 161.45
Radeon RX 6600 XT151% better
103.0464% of 161.45

The Radeon RX 6600 XT has 151% better value for the money than the GeForce RTX 3090 for the 3DMark 11 Performance GPU benchmark.

The GeForce RTX 3090 is ranked 69th with a performance per dollar of 41.04, and the Radeon RX 6600 XT is ranked 14th with a performance per dollar of 103.04.

Relative Performance

The average score in the benchmark test can be compared to similar GPUs to assess relative performance. Generally, powerful GPUs tend to have higher scores.

Choose Baseline GPU:GeForce RTX 3090 or
GPUBenchmark Performance
GeForce RTX 4070 SUPER68,373+11%
Radeon RX 7800 XT65,610.5+7%
GeForce RTX 309061,518
GeForce RTX 3080 Ti60,980-1%
GeForce RTX 407059,969-3%
GeForce RTX 2080 SUPER40,963-33%
GeForce RTX 208040,278-35%
Radeon RX 6600 XT39,051-37%
GeForce RTX 406038,191-38%
Radeon VII37,881-38%

Relative Value For Money

The average performance per dollar in the benchmark test can be compared to similar GPUs to assess relative value. A higher score implies a better value for your money.

Choose Baseline GPU:GeForce RTX 3090 or
GPUPerformance Per Dollar
GeForce RTX 4060 Ti (8 GB)119.81+192%
Radeon RX 5600 XT112.22+173%
Radeon RX 6600 XT103.04+151%
GeForce RTX 4070100.12+144%
Radeon RX 660096.58+135%
GeForce RTX 3080 Ti50.86+24%
GeForce RTX 2080 Ti47.21+15%
GeForce RTX 309041.04
GeForce RTX 3090 Ti34.76-15%

Benchmark Scores

This table showcases the average performance scores achieved by both GPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful GPUs tend to have higher scores.

  • Popular
BenchmarkGeForce RTX 3090Radeon RX 6600 XT
3DMark Time Spy Graphics
19,198
(+100.71%)
9,565
3DMark Time Spy Score
18,739
(+87.94%)
9,971
3DMark Cloud Gate Graphics
231,612
(+48.19%)
156,297
3DMark Fire Strike Standard Graphics
47,241
(+66.68%)
28,342
3DMark Night Raid Graphics
142,919
--
3DMark 11 Performance Score
47,895
(+53%)
31,304
Cinebench R15 OpenGL 64 Bit
368
(+19.48%)
308
PassMark G3D Mark
26,795
(+62.51%)
16,488
PassMark G2D Mark
1,053
(+13.84%)
925
Benchmarks Source: Notebookcheck

Technical Specs

#

Graphics Processor

General information about the graphics processing unit like their architecture, manufacturing process size, and transistor count. Newer GPU architectures generally bring efficiency improvements and may introduce technologies that enhance graphical capabilities.

SpecGeForce RTX 3090Radeon RX 6600 XT
CodenameGA102Navi 23
ArchitectureAmpereRDNA 2.0
Process Size8 nm7 nm
Transistors28,300 million11,060 million

Memory Details

Memory specifications like their capacity, bandwidth, and clock speeds. GPU memory stores graphics data like frames, textures, and shadows which helps display rendered images. These specs are crucial for graphics-intense applications like gaming and 3D modeling.

SpecGeForce RTX 3090Radeon RX 6600 XT
Memory Size24 GB8 GB
Memory TypeGDDR6XGDDR6
Memory Bandwidth936.2 Gb/s256 Gb/s
Memory Clock1,219 MHz2,000 MHz
Memory Interface384 bit128 bit
L1 Cache128 KB128 KB
L2 Cache6 MB2 MB

Board Compatibility

Compatibility information like their slot size, bus interface, power consumption, and display support. These specs are useful for verifying compatibility with your motherboard, power supply, and monitor.

SpecGeForce RTX 3090Radeon RX 6600 XT
Slots3 slots2 slots
Bus InterfacePCIe 4.0 x16PCIe 4.0 x8
Thermal Design Power (TDP)350 W160 W
Suggested PSU750 W450 W
Power Connectors1x 12-pin1x 8-pin
OutputsHDMI 2.1, DisplayPort 1.4aHDMI 2.1, DisplayPort 1.4a

Cores & Clock Speeds

Processing power information like its cores and clock speed. These specs impact how fast they can process graphics. Each type of core or component serves a specific computational purpose.

SpecGeForce RTX 3090Radeon RX 6600 XT
Stream Processors (SP)--2,048
CUDA Cores10,496--
Compute Units (CU)--32
Stream Multiprocessors (SM)82--
Texture Mapping Units (TMU)328128
Render Output Units (ROP)11264
Tensor Cores328--
Ray Tracing Cores8232
Core Clock Speed1,395 MHz1,968 MHz
Core Clock Speed (Boost)1,695 MHz2,589 MHz

Theoretical Performance

Theoretical performance numbers derived from the raw specifications of the different components like core count and clock speeds. While these provide a glimpse into peak processing power, they do not represent real-world performance.

SpecGeForce RTX 3090Radeon RX 6600 XT
Pixel Fill Rate189.8 GPixel/s165.7 GPixel/s
Texture Fill Rate556 GTexel/s331.4 GTexel/s
FP32 Performance35.58 TFLOPS10.6 TFLOPS
FP64 Performance556 GFLOPS662.8 GFLOPS

API Support

Graphics API versions supported by these graphics cards. APIs evolve over time, introducing new features and functionalities. Older GPUs may not support recent versions.

SpecGeForce RTX 3090Radeon RX 6600 XT
DirectX12 Ultimate (12_2)12 Ultimate (12_2)
OpenCL3.02.1
OpenGL4.64.6
Shader Model6.76.7

Check out these comparisons for similar GPUs:

Looking for alternatives? Check out these similar GPUs:

* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance GPU benchmark and MSRP.