Radeon Instinct MI300X and GeForce RTX 4090 D - video card comparison

Radeon Instinct MI300X

GeForce RTX 4090 D

Architecture

CDNA 3.0

Ada Lovelace

GPU code name

Aqua Vanjaram

AD102

Market segment

Desktop

Release date

December 2023

Interface

PCIe 5.0 x16

PCIe 4.0 x16

Supplementary power connectors

None

1x 16-pin

Boost clock speed

2100 MHz

2520 MHz

Manufacturing process technology

5 nm

Number of transistors

153,000 million

76,300 million

Pipelines / CUDA cores

19456

14592

Power consumption (TDP)

750 Watt

425 Watt

Texture fill rate

2,554

1,149

Memory type

HBM3

GDDR6X

Maximum RAM amount

192 GB

24 GB

Memory bus width

8192 Bit

384 Bit

Memory clock speed

5 GB/s

21 GB/s

Memory bandwidth

5,171 GB/s

1,008 GB/s

Display Connectors

No outputs

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

N/A

12 Ultimate (12_2)

CUDA

8.9

OpenCL

3.0

OpenGL

N/A

4.6

Shader Model

N/A

6.7

Vulkan

N/A

1.3