Radeon Instinct MI250X and GeForce RTX 4090 - video card comparison

Radeon Instinct MI250X

GeForce RTX 4090

Architecture

CDNA 2.0 (2021)

Ada Lovelace

GPU code name

Aldebaran

AD102-300-A1

Market segment

Workstation

Desktop

Release date

November 2021

September 2022

Interface

PCIe 4.0 x16

Supplementary power connectors

2x 8-pin

1x 16-pin

Boost clock speed

1700 MHz

2520 MHz

Core clock speed

2235 MHz

Manufacturing process technology

6 nm

5 nm

Number of transistors

58,200 million

76,300 million

Pipelines / CUDA cores

14080

16384

Power consumption (TDP)

500 Watt

450 Watt

Texture fill rate

1,496

1,290

Memory type

HBM2e

GDDR6X

Maximum RAM amount

128 GB

24 GB

Memory bus width

8192 Bit

384 Bit

Memory clock speed

3.2 GB/s

21000 MHz

Memory bandwidth

3,277 GB/s

1,008 GB/s

Shared memory

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

6.6

Vulkan

N/A

1.3