AMD Radeon RX 7900 XTX vs NVIDIA GeForce RTX 4090 Ti

VS

AMD Radeon RX 7900 XTX NVIDIA GeForce RTX 4090 Ti

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 24GB VRAM GeForce RTX 4090 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XTX 's Advantages

Lower TDP (355W vs 600W)

NVIDIA GeForce RTX 4090 Ti 's Advantages

Boost Clock has increased by 3% (2565MHz vs 2498MHz)

Larger VRAM bandwidth (1152GB/s vs 960.0GB/s)

12032 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX

61.39 TFLOPS

GeForce RTX 4090 Ti +51%

93.24 TFLOPS

Radeon RX 7900 XTX

VS

GeForce RTX 4090 Ti

Graphics Card

Nov 2022

Release Date

Unknown

Navi III

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1929 MHz

Base Clock

2325 MHz

2498 MHz

Boost Clock

2565 MHz

2500 MHz

Memory Clock

1500 MHz

Memory

24GB

Memory Size

24GB

GDDR6

Memory Type

GDDR6X

384bit

Memory Bus

384bit

960.0GB/s

Bandwidth

1152GB/s

Render Config

-

SM Count

142

96

Compute Units

-

6144

Shading Units

18176

384

TMUs

568

192

ROPs

192

-

Tensor Cores

568

96

RT Cores

142

256 KB per Array

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

96 MB

Theoretical Performance

479.6 GPixel/s

Pixel Rate

492.5 GPixel/s

959.2 GTexel/s

Texture Rate

1457 GTexel/s

122.8 TFLOPS

FP16 (half)

93.24 TFLOPS

61.39 TFLOPS

FP32 (float)

93.24 TFLOPS

1.918 TFLOPS

FP64 (double)

1457 GFLOPS

Graphics Processor

Navi 31

GPU Name

AD102

Navi 31 XTX (215-145000146)

GPU Variant

AD102-400-A1

RDNA 3.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

57.7 billion

Transistors

76.3 billion

529 mm²

Die Size

609 mm²

Board Design

355W

TDP

600W

750 W

Suggested PSU

1000 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

2x 16-pin

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

8.9

6.7

Shader Model

6.7

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