Radeon Instinct MI250X and GeForce RTX 4090 Mobile - video card comparison

Radeon Instinct MI250X

GeForce RTX 4090 Mobile

Architecture

CDNA 2.0 (2021)

Ada Lovelace

GPU code name

Aldebaran

GN21-X11

Market segment

Workstation

Laptop

Release date

November 2021

January 2023

Interface

PCIe 4.0 x16

Supplementary power connectors

2x 8-pin

Boost clock speed

1700 MHz

2040 MHz

Manufacturing process technology

6 nm

5 nm

Number of transistors

58,200 million

45,900 million

Pipelines / CUDA cores

14080

9728

Power consumption (TDP)

500 Watt

150 Watt (80 - 150 Watt TGP)

Texture fill rate

1,496

515.3

Memory type

HBM2e

GDDR6

Maximum RAM amount

128 GB

16 GB

Memory bus width

8192 Bit

256 Bit

Memory clock speed

3.2 GB/s

20000 MHz

Memory bandwidth

3,277 GB/s

576.0 GB/s

Shared memory

Display Connectors

No outputs

Portable Device Dependent

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