NVIDIA GeForce RTX 3090 Ti vs AMD Radeon RX 7800 XT

VS

NVIDIA GeForce RTX 3090 Ti AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 Ti and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 Ti 's Advantages

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (1008GB/s vs 624.1GB/s)

6912 additional rendering cores

AMD Radeon RX 7800 XT 's Advantages

Released 1 years and 7 months late

Boost Clock has increased by 31% (2430MHz vs 1860MHz)

Lower TDP (263W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 Ti +7%

40 TFLOPS

Radeon RX 7800 XT

37.32 TFLOPS

3DMark Time Spy

GeForce RTX 3090 Ti +10%

22082

Radeon RX 7800 XT

20023

Blender

GeForce RTX 3090 Ti +135%

6459

Radeon RX 7800 XT

2742

Shadow of the Tomb Raider 2160p

GeForce RTX 3090 Ti +25%

105

Radeon RX 7800 XT

84

Shadow of the Tomb Raider 1440p

GeForce RTX 3090 Ti +4%

167

Radeon RX 7800 XT

160

Shadow of the Tomb Raider 1080p

GeForce RTX 3090 Ti

210

Radeon RX 7800 XT +18%

248

Cyberpunk 2077 2160p

GeForce RTX 3090 Ti +62%

70

Radeon RX 7800 XT

43

Cyberpunk 2077 1440p

GeForce RTX 3090 Ti

87

Radeon RX 7800 XT +29%

113

Cyberpunk 2077 1080p

GeForce RTX 3090 Ti

125

Radeon RX 7800 XT +33%

167

GTA 5 2160p

GeForce RTX 3090 Ti +2%

143

Radeon RX 7800 XT

140

GTA 5 1440p

GeForce RTX 3090 Ti +33%

187

Radeon RX 7800 XT

140

GTA 5 1080p

GeForce RTX 3090 Ti +18%

226

Radeon RX 7800 XT

190

Horizon Forbidden West 1080p

GeForce RTX 3090 Ti +16%

114

Radeon RX 7800 XT

98

Horizon Forbidden West 1440p

GeForce RTX 3090 Ti +14%

93

Radeon RX 7800 XT

81

Horizon Forbidden West 2160p

GeForce RTX 3090 Ti +19%

62

Radeon RX 7800 XT

52

GeForce RTX 3090 Ti

VS

Radeon RX 7800 XT

Graphics Card

Jan 2022

Release Date

Aug 2023

GeForce 30

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1560 MHz

Base Clock

1295 MHz

1860 MHz

Boost Clock

2430 MHz

1313 MHz

Memory Clock

2438 MHz

Memory

24GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

256bit

1008GB/s

Bandwidth

624.1GB/s

Render Config

84

SM Count

-

Compute Units

60

10752

Shading Units

3840

336

TMUs

240

112

ROPs

96

336

Tensor Cores

-

84

RT Cores

60

128 KB (per SM)

L1 Cache

128 KB per Array

6 MB

L2 Cache

4 MB

Theoretical Performance

208.3 GPixel/s

Pixel Rate

233.3 GPixel/s

625.0 GTexel/s

Texture Rate

583.2 GTexel/s

40.00 TFLOPS

FP16 (half)

74.65 TFLOPS

40.00 TFLOPS

FP32 (float)

37.32 TFLOPS

625.0 GFLOPS

FP64 (double)

1166 GFLOPS

Graphics Processor

GA102

GPU Name

Navi 32

GA102-350-A1

GPU Variant

Navi 32 XT (215-180000006)

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

28.1 billion

628 mm²

Die Size

346 mm²

Board Design

450W

TDP

263W

850 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

1x 16-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.6

CUDA

-

6.6

Shader Model

6.7

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