GPU comparison with benchmarks

AMD Radeon RX 6900 XT vs NVIDIA GeForce RTX 3080 Ti Founders Edition

AMD Radeon RX 6900 XT
AMD Radeon RX 6900 XT 16 GB GDDR6 · 2.25 GHz · 300 W Speed index 19/100
In the gpu comparison between the AMD Radeon RX 6900 XT and the NVIDIA GeForce RTX 3080 Ti Founders Edition, we compare both the technical data and the benchmark results of the two graphics cards.

Quick comparison

In FP32 performance, the NVIDIA GeForce RTX 3080 Ti Founders Edition is 48 % faster than the AMD Radeon RX 6900 XT.

AMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Speed index
19/100
28/100
FP32
23.04 TFLOPS
34.10 TFLOPS
Boost Clock
2.25 GHz
1.67 GHz
Memory Size
16 GB GDDR6
12 GB GDDR6X
Memory bandwidth
512 GB/s
912 GB/s
TDP
300 W
350 W
Launch Price
999 $
1,199 $
611 pts
678 pts

GPU

GPUAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Based onAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti
GPU ChipNavi 21GA102-225-A1
Streaming Multiprocessors8080
Shader512010240
Render Output Units128112
Texture Units320320
Raytracing Cores8080
More information
The AMD Radeon RX 6900 XT is based on the AMD Radeon RX 6900 XT and has 5120 texture shaders and 80 execution units.

NVIDIA GeForce RTX 3080 Ti Founders Edition is based on NVIDIA GeForce RTX 3080 Ti, which has 10240 shaders and 80 execution units.

Memory

MemoryAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Memory Size16 GB12 GB
Memory TypeGDDR6GDDR6X
Memory Clock2.000 GHz1.188 GHz
Memory Speed16.0 Gbps19.0 Gbps
Memory bandwidth512 GB/s912 GB/s
Memory Interface256 bit384 bit
More information
The AMD Radeon RX 6900 XT has 16 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 512 GB/s.

The NVIDIA GeForce RTX 3080 Ti Founders Edition can access 12 GB GDDR6X graphics memory and thus achieves a memory bandwidth of 912 GB/s.

Clock Speeds

Clock SpeedsAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Base Clock1.825 GHz1.365 GHz
Boost Clock2.250 GHz1.665 GHz
Avg (Game) Clock2.02 GHz--
OverclockingYesYes
More information
The AMD Radeon RX 6900 XT clocks in the base with up to 1.825 GHz. The base frequency of the NVIDIA GeForce RTX 3080 Ti Founders Edition is 1.365 GHz.

Thermal Design

Thermal DesignAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
TDP300 W350 W
TDP (up)345 W400 W
Tjunction max100 °C93 °C
PCIe-Power2 x 8-Pin2 x 8-Pin
More information
The TDP (Thermal Design Power) of the AMD Radeon RX 6900 XT is 300 W. The graphics card is supplied with energy via the 2 x 8-Pin connector.

The NVIDIA GeForce RTX 3080 Ti Founders Edition has a TDP of 350 W and is supplied with the required energy via 2 x 8-Pin PCIe power connectors.

Cooler & Fans

Cooler & FansAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Fan-TypeAxialAxial
Fan 13 x 80 mm2 x 90 mm
Cooler-TypeAir coolingAir cooling
Noise (Idle)0 dB0 dB
Noise (Load)38 dB43 dB
More information
The AMD Radeon RX 6900 XT has a total of 3 Axial fans.

The NVIDIA GeForce RTX 3080 Ti Founders Edition has 2 Axial fans to cool the GPU and memory.

Connectivity

ConnectivityAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Max. Displays44
HDCP2.32.3
HDMI1x HDMI 2.11x HDMI 2.1
DisplayPort2x DP 1.4a3x DP 1.4a
USB-C1--
More information
In the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the AMD Radeon RX 6900 XT.

The NVIDIA GeForce RTX 3080 Ti Founders Edition supports a maximum of 4 screens.

Featureset

FeaturesetAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Max. resolution7680x43207680x4320
DirectX12_2 (Ultimate)12_2 (Ultimate)
RaytracingYesYes
DLSS / FSRYesYes
LEDNon addressable LEDNo LED lighting
More information
The AMD Radeon RX 6900 XT supports a maximum resolution of 7680x4320 pixels.

The maximum resolution of the NVIDIA GeForce RTX 3080 Ti Founders Edition is 7680x4320 pixels.

Supported Video Codecs

Supported Video CodecsAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
h264Decode / EncodeDecode / Encode
h265 / HEVCDecode / EncodeDecode / Encode
VP8Decode / EncodeDecode
VP9Decode / EncodeDecode
AV1DecodeDecode
More information
The support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos.

Dimensions

DimensionsAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
Length267 mm285 mm
Height120 mm112 mm
Width--42 mm
Width (Slots)3 Slots2 Slots
Weight1,492 g--
SFF-ReadyNoNo
More information
The AMD Radeon RX 6900 XT is 267 mm long, 120 mm high and -- wide.

The NVIDIA GeForce RTX 3080 Ti Founders Edition is 285 mm long, 112 mm high and 42 mm wide.

Additional data

Additional dataAMD Radeon RX 6900 XTNVIDIA GeForce RTX 3080 Ti Founders Edition
GPU InterfacePCIe 4.0 x 16PCIe 4.0 x 16
Release dateQ4/2020Q2/2021
Launch Price999 $1,199 $
Structure size7 nm8 nm
Part-no102-D412--
Documentsdata sheetdata sheet
More information
The AMD Radeon RX 6900 XT was released in Q4/2020 at a price of 999 $.

The NVIDIA GeForce RTX 3080 Ti Founders Edition was introduced in Q2/2021 at a price of 1,199 $.

Benchmark results

3DMark Benchmark (DirectX, Raytracing)

3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.

Time Spy Extreme Graphics score AMD Radeon RX 6900 XT +1.5 %

  1. 9,836
  2. 9,695

Port Royal (Raytracing) NVIDIA GeForce RTX 3080 Ti Founders Edition +28.2 %

  1. 9,889
  2. 12,679

Speed Way Graphics Score (Raytracing) NVIDIA GeForce RTX 3080 Ti Founders Edition +46.4 %

  1. 3,619
  2. 5,297

Cyberpunk 2077

Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.

3840x2160 (2160p) NVIDIA GeForce RTX 3080 Ti Founders Edition +1.6 %

  1. 64 fps (avg)
  2. 65 fps (avg)

2560x1440 (1440p)

  1. 75 fps (avg)
  2. 75 fps (avg)

1920x1080 (1080p) AMD Radeon RX 6900 XT +3.6 %

  1. 114 fps (avg)
  2. 110 fps (avg)

The Last of Us Part 1

The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.

3840x2160 (2160p) NVIDIA GeForce RTX 3080 Ti Founders Edition +5.3 %

  1. 38 fps (avg)
  2. 40 fps (avg)

2560x1440 (1440p) NVIDIA GeForce RTX 3080 Ti Founders Edition +5.4 %

  1. 74 fps (avg)
  2. 78 fps (avg)

1920x1080 (1080p) NVIDIA GeForce RTX 3080 Ti Founders Edition +1.6 %

  1. 126 fps (avg)
  2. 128 fps (avg)

Battlefield 5

Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.

3840x2160 (2160p)

  1. 110 fps (avg)
  2. 110 fps (avg)

2560x1440 (1440p) AMD Radeon RX 6900 XT +7.5 %

  1. 200 fps (avg)
  2. 186 fps (avg)

1920x1080 (1080p)

  1. 200 fps (avg)
  2. 200 fps (avg)

Geekbench 6 (OpenCL, Vulkan, Metal)

Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.

Geekbench 6 - OpenCL NVIDIA GeForce RTX 3080 Ti Founders Edition +17.9 %

  1. 161,394
  2. 190,364

Geekbench 6 - Vulkan NVIDIA GeForce RTX 3080 Ti Founders Edition +3.0 %

  1. 161,439
  2. 166,322

Geekbench 6 - Metal

  1. 235,478
  2. no data

Rate these graphics cards now

Here you can rate the AMD Radeon RX 6900 XT to help other visitors make their purchasing decisions. The average rating is 4.6 stars (5 ratings). Rate now:

Here you can rate the NVIDIA GeForce RTX 3080 Ti Founders Edition to help other visitors make their purchasing decisions. The average rating is 4.8 stars (6 ratings). Rate now:

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