NVIDIA GeForce RTX 4090 Ti vs AMD Radeon RX 6750 XT

VS

NVIDIA GeForce RTX 4090 Ti

AMD Radeon RX 6750 XT

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 Ti and 12GB VRAM Radeon RX 6750 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Ti 's Advantages

More VRAM (24GB vs 12GB)

Larger VRAM bandwidth (1152GB/s vs 432.0GB/s)

15616 additional rendering cores

AMD Radeon RX 6750 XT 's Advantages

Boost Clock has increased by 1% (2600MHz vs 2565MHz)

Lower TDP (250W vs 600W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Ti +600%

93.24 TFLOPS

Radeon RX 6750 XT

13.31 TFLOPS

GeForce RTX 4090 Ti

VS

Radeon RX 6750 XT

Graphics Card

Unknown

Release Date

Mar 2022

GeForce 40

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2325 MHz

Base Clock

2150 MHz

2565 MHz

Boost Clock

2600 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

24GB

Memory Size

12GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

192bit

1152GB/s

Bandwidth

432.0GB/s

Render Config

-

Compute Units

40

142

SM Count

-

18176

Shading Units

2560

568

TMUs

160

192

ROPs

64

568

Tensor Cores

-

142

RT Cores

40

128 KB (per SM)

L1 Cache

128 KB per Array

96 MB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

492.5 GPixel/s

Pixel Rate

166.4 GPixel/s

1457 GTexel/s

Texture Rate

416.0 GTexel/s

93.24 TFLOPS

FP16 (half)

26.62 TFLOPS

93.24 TFLOPS

FP32 (float)

13.31 TFLOPS

1457 GFLOPS

FP64 (double)

832.0 GFLOPS

Board Design

600W

TDP

250W

1000 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

AD102

GPU Name

Navi 22

AD102-400-A1

GPU Variant

Navi 22 KXT (215-127000144)

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

76.3 billion

Transistors

17.2 billion

609 mm²

Die Size

335 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.9

CUDA

-

6.7

Shader Model

6.5

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