NVIDIA GeForce RTX 4090 vs AMD Radeon Pro W6800X

VS

NVIDIA GeForce RTX 4090 AMD Radeon Pro W6800X

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 32GB VRAM Radeon Pro W6800X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Released 1 years and 1 months late

Boost Clock has increased by 21% (2520MHz vs 2087MHz)

12544 additional rendering cores

AMD Radeon Pro W6800X 's Advantages

More VRAM (32GB vs 24GB)

Larger VRAM bandwidth (512.0TB/s vs 1.01TB/s)

Lower TDP (200W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +415%

82.58 TFLOPS

Radeon Pro W6800X

16.03 TFLOPS

Blender

GeForce RTX 4090 +788%

12921

Radeon Pro W6800X

1455

GeForce RTX 4090

VS

Radeon Pro W6800X

Graphics Card

Sep 2022

Release Date

Aug 2021

GeForce 40

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

Apple MPX

Clock Speeds

2235 MHz

Base Clock

1800 MHz

2520 MHz

Boost Clock

2087 MHz

1313 MHz

Memory Clock

2000 MHz

Memory

24GB

Memory Size

32GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

256bit

1.01TB/s

Bandwidth

512.0GB/s

Render Config

128

SM Count

-

Compute Units

60

16384

Shading Units

3840

512

TMUs

240

176

ROPs

96

512

Tensor Cores

-

128

RT Cores

60

128 KB (per SM)

L1 Cache

128 KB per Array

72 MB

L2 Cache

4 MB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

200.4 GPixel/s

1290 GTexel/s

Texture Rate

500.9 GTexel/s

82.58 TFLOPS

FP16 (half)

32.06 TFLOPS

82.58 TFLOPS

FP32 (float)

16.03 TFLOPS

1290 GFLOPS

FP64 (double)

1002 GFLOPS

Graphics Processor

AD102

GPU Name

Navi 21

AD102-300-A1

GPU Variant

Navi 21 Pro-XLA

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

76.3 billion

Transistors

26.8 billion

609 mm²

Die Size

520 mm²

Board Design

450W

TDP

200W

850 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 4x Thunderbolt

1x 16-pin

Power Connectors

Apple MPX

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

6.7

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