Radeon Pro 555X and GeForce RTX 4090 Ti - video card comparison

Radeon Pro 555X

GeForce RTX 4090 Ti

Architecture

Polaris (2016−2019)

Ada Lovelace

GPU code name

Polaris 21

AD102

Market segment

Mobile workstation

Desktop

Release date

June 2017

2023

Interface

PCIe 3.0 x8

PCIe 4.0 x16

Supplementary power connectors

None

2x 16-pin

Boost clock speed

2565 MHz

Core clock speed

855 MHz

Manufacturing process technology

14 nm

5 nm

Number of transistors

3,000 million

76,300 million

Pipelines / CUDA cores

768

18176

Power consumption (TDP)

600 Watt

Texture fill rate

43.54

1,457

Memory type

GDDR5

GDDR6X

Maximum RAM amount

4 GB

24 GB

Memory bus width

128 Bit

384 Bit

Memory clock speed

5080 MHz

24 GB/s

Memory bandwidth

81.6 GB/s

1,152 GB/s

Shared memory

Display Connectors

No outputs

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

12 (12_0)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

2.0

3.0

OpenGL

4.6

Shader Model

6.4

6.7

Vulkan

1.2.131

1.3

FreeSync