AMD Radeon RX 7900 XTX vs NVIDIA GeForce RTX 3080 12 GB

VS

AMD Radeon RX 7900 XTX

NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 12GB VRAM GeForce RTX 3080 12 GB 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 10 months late

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

More VRAM (24GB vs 12GB)

Larger VRAM bandwidth (960.0GB/s vs 912.4GB/s)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

2816 additional rendering cores

Lower TDP (350W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +100%

61.39 TFLOPS

GeForce RTX 3080 12 GB

30.64 TFLOPS

3DMark Time Spy

Radeon RX 7900 XTX +62%

30621

GeForce RTX 3080 12 GB

18851

Blender

Radeon RX 7900 XTX

4680

GeForce RTX 3080 12 GB +18%

5543

Shadow of the Tomb Raider 2160p

Radeon RX 7900 XTX +44%

127

GeForce RTX 3080 12 GB

88

Shadow of the Tomb Raider 1440p

Radeon RX 7900 XTX +50%

228

GeForce RTX 3080 12 GB

151

Shadow of the Tomb Raider 1080p

Radeon RX 7900 XTX +62%

310

GeForce RTX 3080 12 GB

191

Cyberpunk 2077 2160p

Radeon RX 7900 XTX

60

GeForce RTX 3080 12 GB +1%

61

Cyberpunk 2077 1440p

Radeon RX 7900 XTX +50%

108

GeForce RTX 3080 12 GB

72

Cyberpunk 2077 1080p

Radeon RX 7900 XTX +66%

176

GeForce RTX 3080 12 GB

106

GTA 5 2160p

Radeon RX 7900 XTX +86%

175

GeForce RTX 3080 12 GB

94

GTA 5 1440p

Radeon RX 7900 XTX +23%

175

GeForce RTX 3080 12 GB

142

GTA 5 1080p

Radeon RX 7900 XTX +10%

190

GeForce RTX 3080 12 GB

172

Radeon RX 7900 XTX

VS

GeForce RTX 3080 12 GB

Graphics Card

Nov 2022

Release Date

Jan 2022

Navi III

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1929 MHz

Base Clock

1260 MHz

2498 MHz

Boost Clock

1710 MHz

2500 MHz

Memory Clock

1188 MHz

Memory

24GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6X

384bit

Memory Bus

384bit

960.0GB/s

Bandwidth

912.4GB/s

Render Config

96

Compute Units

-

SM Count

70

6144

Shading Units

8960

384

TMUs

280

192

ROPs

96

-

Tensor Cores

280

96

RT Cores

70

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

478.8 GTexel/s

122.8 TFLOPS

FP16 (half)

30.64 TFLOPS

61.39 TFLOPS

FP32 (float)

30.64 TFLOPS

1.918 TFLOPS

FP64 (double)

478.8 GFLOPS

Board Design

355W

TDP

350W

750 W

Suggested PSU

750 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

GA102-220-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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