Radeon RX 6800M and GeForce RTX 4090 Ti - video card comparison

Radeon RX 6800M

GeForce RTX 4090 Ti

Architecture

RDNA 2 (2020−2022)

Ada Lovelace

GPU code name

Navi 22

AD102

Market segment

Laptop

Desktop

Release date

June 2021

2023

Interface

PCIe 4.0 x16

Supplementary power connectors

None

2x 16-pin

Boost clock speed

2300 MHz

2565 MHz

Core clock speed

2116 MHz

Manufacturing process technology

7 nm

5 nm

Number of transistors

17,200 million

76,300 million

Pipelines / CUDA cores

2560

18176

Power consumption (TDP)

145 Watt

600 Watt

Texture fill rate

413.0

1,457

Memory type

GDDR6

GDDR6X

Maximum RAM amount

12 GB

24 GB

Memory bus width

192 Bit

384 Bit

Memory clock speed

16000 MHz

24 GB/s

Memory bandwidth

384.0 GB/s

1,152 GB/s

Shared memory

Display Connectors

No outputs

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

12 Ultimate (12_2)

CUDA

8.9

OpenCL

2.1

3.0

OpenGL

4.6

Shader Model

6.5

6.7

Vulkan

1.2

1.3