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

Radeon RX 6800S

GeForce RTX 4090 Ti

Architecture

RDNA 2 (2020−2022)

Ada Lovelace

GPU code name

Navi 23

AD102

Market segment

Laptop

Desktop

Release date

June 2021

2023

Interface

PCIe 4.0 x8

PCIe 4.0 x16

Supplementary power connectors

None

2x 16-pin

Boost clock speed

1975 MHz

2565 MHz

Core clock speed

1800 MHz

Manufacturing process technology

7 nm

5 nm

Number of transistors

11,060 million

76,300 million

Pipelines / CUDA cores

2048

18176

Power consumption (TDP)

100 Watt

600 Watt

Texture fill rate

268.8

1,457

Memory type

GDDR6

GDDR6X

Maximum RAM amount

8 GB

24 GB

Memory bus width

128 Bit

384 Bit

Memory clock speed

16000 MHz

24 GB/s

Memory bandwidth

256.0 GB/s

1,152 GB/s

Shared memory

Display Connectors

No outputs

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

12.0 Ultimate (12_2)

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