GeForce RTX 3080 Max-Q and Radeon RX 6600 - video card comparison

GeForce RTX 3080 Max-Q

Radeon RX 6600

Architecture

Ampere (2020−2022)

Navi / RDNA2 (2020−2022)

GPU code name

GN20-E7 GA104

Navi 23

Market segment

Laptop

Desktop

Release date

January 2021

October 2021

Interface

PCIe 4.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

1x 8-pin

Boost clock speed

1245 MHz

2491 MHz

Core clock speed

780 MHz

2044 MHz

Manufacturing process technology

8 nm

7 nm

Number of transistors

17,400 million

11,060 million

Pipelines / CUDA cores

6144

1792

Power consumption (TDP)

80 Watt

132 Watt

Texture fill rate

239.0

279.0

Memory type

GDDR6

Maximum RAM amount

16 GB

8 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

6000 MHz

14500 MHz

Memory bandwidth

320.0 GB/s

224.0 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

HDMI

DirectX

12 Ultimate (12_2)

12.0 Ultimate (12_2)

CUDA

8.6

OpenCL

2.0

2.1

OpenGL

4.6

Shader Model

6.5

Vulkan

1.2