AMD Radeon RX 7900 XTX vs NVIDIA GeForce RTX 3080

VS

AMD Radeon RX 7900 XTX

NVIDIA GeForce RTX 3080

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 10GB VRAM GeForce RTX 3080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XTX 's Advantages

Released 2 years and 2 months late

Boost Clock has increased by 46% (2498MHz vs 1710MHz)

More VRAM (24GB vs 10GB)

Larger VRAM bandwidth (960.0GB/s vs 760.3GB/s)

NVIDIA GeForce RTX 3080 's Advantages

2560 additional rendering cores

Lower TDP (320W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +106%

61.39 TFLOPS

GeForce RTX 3080

29.77 TFLOPS

3DMark Time Spy

Radeon RX 7900 XTX +72%

30621

GeForce RTX 3080

17753

Shadow of the Tomb Raider 2160p

Radeon RX 7900 XTX +60%

127

GeForce RTX 3080

79

Shadow of the Tomb Raider 1440p

Radeon RX 7900 XTX +64%

228

GeForce RTX 3080

139

Shadow of the Tomb Raider 1080p

Radeon RX 7900 XTX +71%

310

GeForce RTX 3080

181

Cyberpunk 2077 2160p

Radeon RX 7900 XTX

60

GeForce RTX 3080 +1%

61

Cyberpunk 2077 1440p

Radeon RX 7900 XTX +50%

108

GeForce RTX 3080

72

Cyberpunk 2077 1080p

Radeon RX 7900 XTX +66%

176

GeForce RTX 3080

106

GTA 5 2160p

Radeon RX 7900 XTX +90%

175

GeForce RTX 3080

92

GTA 5 1440p

Radeon RX 7900 XTX +24%

175

GeForce RTX 3080

141

GTA 5 1080p

Radeon RX 7900 XTX +10%

190

GeForce RTX 3080

172

Horizon Forbidden West 1080p

Radeon RX 7900 XTX +51%

144

GeForce RTX 3080

95

Horizon Forbidden West 1440p

Radeon RX 7900 XTX +61%

121

GeForce RTX 3080

75

Horizon Forbidden West 2160p

Radeon RX 7900 XTX +60%

80

GeForce RTX 3080

50

Radeon RX 7900 XTX

VS

GeForce RTX 3080

Graphics Card

Nov 2022

Release Date

Sep 2020

Navi III

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1929 MHz

Base Clock

1440 MHz

2498 MHz

Boost Clock

1710 MHz

2500 MHz

Memory Clock

1188 MHz

Memory

24GB

Memory Size

10GB

GDDR6

Memory Type

GDDR6X

384bit

Memory Bus

320bit

960.0GB/s

Bandwidth

760.3GB/s

Render Config

96

Compute Units

-

SM Count

68

6144

Shading Units

8704

384

TMUs

272

192

ROPs

96

-

Tensor Cores

272

96

RT Cores

68

256 KB per Array

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

5 MB

96 MB

L3 Cache

-

Theoretical Performance

479.6 GPixel/s

Pixel Rate

164.2 GPixel/s

959.2 GTexel/s

Texture Rate

465.1 GTexel/s

122.8 TFLOPS

FP16 (half)

29.77 TFLOPS

61.39 TFLOPS

FP32 (float)

29.77 TFLOPS

1.918 TFLOPS

FP64 (double)

465.1 GFLOPS

Board Design

355W

TDP

320W

750 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 12-pin

Graphics Processor

Navi 31

GPU Name

GA102

Navi 31 XTX (215-145000146)

GPU Variant

GA102-200-KD-A1

RDNA 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

57.7 billion

Transistors

28.3 billion

529 mm²

Die Size

628 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.7

Shader Model

6.6

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