Radeon RX 6600 and GeForce RTX 3090 SUPER - video card comparison

Radeon RX 6600

GeForce RTX 3090 SUPER

Architecture

Navi / RDNA2 (2020−2022)

Ampere (2020−2022)

GPU code name

Navi 23

GA102

Market segment

Desktop

Release date

October 2021

Interface

PCIe 4.0 x8

PCIe 4.0 x16

Supplementary power connectors

1x 8-pin

1x 12-pin

Boost clock speed

2491 MHz

1695 MHz

Core clock speed

2044 MHz

Manufacturing process technology

7 nm

8 nm

Number of transistors

11,060 million

28,300 million

Pipelines / CUDA cores

1792

10752

Power consumption (TDP)

132 Watt

400 Watt

Texture fill rate

279.0

569.5

Memory type

GDDR6

GDDR6X

Maximum RAM amount

8 GB

24 GB

Memory bus width

128 Bit

384 Bit

Memory clock speed

14500 MHz

21.2 GB/s

Memory bandwidth

224.0 GB/s

1,018 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

HDMI

DirectX

12.0 Ultimate (12_2)

12 Ultimate (12_2)

CUDA

8.6

OpenCL

2.1

3.0

OpenGL

4.6

Shader Model

6.5

6.6

Vulkan

1.2