Home GPU Comparison AMD Radeon RX 6800 XT vs NVIDIA GeForce RTX 4080

AMD Radeon RX 6800 XT vs NVIDIA GeForce RTX 4080

AMD Radeon RX 6800 XT NVIDIA GeForce RTX 4080

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 16GB VRAM GeForce RTX 4080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

Lower TDP (300W vs 320W)

NVIDIA GeForce RTX 4080 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 11% (2505MHz vs 2250MHz)

Larger VRAM bandwidth (716.8GB/s vs 512.0GB/s)

5120 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT

20.74 TFLOPS

GeForce RTX 4080 +135%

48.74 TFLOPS

3DMark Time Spy

Radeon RX 6800 XT

19415

GeForce RTX 4080 +45%

28238

Shadow of the Tomb Raider 2160p

Radeon RX 6800 XT

GeForce RTX 4080 +83%

132

Shadow of the Tomb Raider 1440p

Radeon RX 6800 XT

134

GeForce RTX 4080 +83%

246

Shadow of the Tomb Raider 1080p

Radeon RX 6800 XT

188

GeForce RTX 4080 +59%

300

Cyberpunk 2077 2160p

Radeon RX 6800 XT

GeForce RTX 4080 +21%

Cyberpunk 2077 1440p

Radeon RX 6800 XT

GeForce RTX 4080 +75%

121

Cyberpunk 2077 1080p

Radeon RX 6800 XT

102

GeForce RTX 4080 +76%

180

Battlefield 5 2160p

Radeon RX 6800 XT

104

GeForce RTX 4080 +18%

123

Battlefield 5 1440p

Radeon RX 6800 XT +8%

179

GeForce RTX 4080

165

Battlefield 5 1080p

Radeon RX 6800 XT +5%

199

GeForce RTX 4080

188

GTA 5 2160p

Radeon RX 6800 XT

111

GeForce RTX 4080 +14%

127

GTA 5 1440p

Radeon RX 6800 XT

138

GeForce RTX 4080 +31%

181

GTA 5 1080p

Radeon RX 6800 XT

178

GeForce RTX 4080 +2%

182

Horizon Forbidden West 1080p

Radeon RX 6800 XT

107

GeForce RTX 4080 +26%

135

Horizon Forbidden West 1440p

Radeon RX 6800 XT

GeForce RTX 4080 +107%

108

Radeon RX 6800 XT

GeForce RTX 4080

Graphics Card

Oct 2020

Release Date

Sep 2022

Navi II

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1825 MHz

Base Clock

2205 MHz

2250 MHz

Boost Clock

2505 MHz

2000 MHz

Memory Clock

1400 MHz

Memory

16GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

716.8GB/s

Render Config

SM Count

Compute Units

4608

Shading Units

9728

288

TMUs

304

128

ROPs

112

Tensor Cores

304

RT Cores

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

64 MB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

280.6 GPixel/s

648.0 GTexel/s

Texture Rate

761.5 GTexel/s

41.47 TFLOPS

FP16 (half)

48.74 TFLOPS

20.74 TFLOPS

FP32 (float)

48.74 TFLOPS

1296 GFLOPS

FP64 (double)

761.5 GFLOPS

Graphics Processor

Navi 21

GPU Name

AD103

Navi 21 XT (215-121000177)

GPU Variant

AD103-300-A1

RDNA 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

26.8 billion

Transistors

45.9 billion

520 mm²

Die Size

379 mm²

Board Design

300W

TDP

320W

700 W

Suggested PSU

700 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

CUDA

8.9

6.5

Shader Model

6.7

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