Radeon RX 5900 and GeForce RTX 3080 - video card comparison

Radeon RX 5900

GeForce RTX 3080

Architecture

RDNA 2.0 (2020−2022)

Ampere (2020−2022)

GPU code name

Navi 21

Ampere GA102

Market segment

Desktop

Release date

September 2020

Interface

PCIe 4.0 x16

Supplementary power connectors

2x 8-pin

1x 12-pin

Boost clock speed

1635 MHz

1710 MHz

Core clock speed

1450 MHz

Manufacturing process technology

7 nm

8 nm

Number of transistors

21,000 million

28,300 million

Pipelines / CUDA cores

4096

8704

Power consumption (TDP)

300 Watt

320 Watt

Texture fill rate

418.6

465.1

Memory type

GDDR6

GDDR6X

Maximum RAM amount

12 GB

10 GB

Memory bus width

384 Bit

320 Bit

Memory clock speed

14000 MHz

19000 MHz

Memory bandwidth

672.0 GB/s

760.3 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

HDMI

DirectX

12 Ultimate (12_1)

12 Ultimate (12_2)

CUDA

8.5

OpenCL

2.0

OpenGL

4.6

Shader Model

6.5

Vulkan

1.2