GeForce RTX 4090 Max-Q and Radeon Graphics 128SP - video card comparison

GeForce RTX 4090 Max-Q

Radeon Graphics 128SP

Architecture

Ada Lovelace

RDNA 2.0 (2020−2022)

GPU code name

AD103

Raphael

Market segment

Desktop

Release date

January 2023

September 2022

Interface

PCIe 4.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

Boost clock speed

1455 MHz

2200 MHz

Manufacturing process technology

4 nm

5 nm

Number of transistors

45,900 million

3,400 million

Pipelines / CUDA cores

9728

128

Power consumption (TDP)

80 Watt

15 Watt

Texture fill rate

442.3

17.60

Memory type

GDDR6

System Shared

Maximum RAM amount

16 GB

System Shared

Memory bus width

256 Bit

System Shared

Memory clock speed

14 GB/s

System Shared

Memory bandwidth

448.0 GB/s

Display Connectors

Portable Device Dependent

Motherboard Dependent

DirectX

12 Ultimate (12_2)

CUDA

8.9

OpenCL

3.0

2.0

OpenGL

4.6

Shader Model

6.7

Vulkan

1.3