GeForce RTX 4090 Ti and Radeon Instinct MI300 - video card comparison

GeForce RTX 4090 Ti

Radeon Instinct MI300

Architecture

Ada Lovelace

CDNA 3.0

GPU code name

AD102

Aqua Vanjaram

Market segment

Desktop

Release date

2023

January 2023

Interface

PCIe 4.0 x16

PCIe 5.0 x16

Supplementary power connectors

2x 16-pin

2x 8-pin

Boost clock speed

2565 MHz

1700 MHz

Manufacturing process technology

5 nm

Number of transistors

76,300 million

153,000 million

Pipelines / CUDA cores

18176

14080

Power consumption (TDP)

600 Watt

Texture fill rate

1,457

1,496

Memory type

GDDR6X

HBM3

Maximum RAM amount

24 GB

128 GB

Memory bus width

384 Bit

8192 Bit

Memory clock speed

24 GB/s

3.2 GB/s

Memory bandwidth

1,152 GB/s

3,277 GB/s

Display Connectors

1x HDMI 2.1, 3x DisplayPort 1.4a

No outputs

HDMI

DirectX

12 Ultimate (12_2)

N/A

CUDA

8.9

OpenCL

3.0

OpenGL

4.6

N/A

Shader Model

6.7

N/A

Vulkan

1.3

N/A