Radeon Pro Vega 56 and GeForce RTX 3080 Mobile - video card comparison

Radeon Pro Vega 56

GeForce RTX 3080 Mobile

Architecture

Vega (2017−2021)

Ampere (2020−2022)

GPU code name

Vega

GN20-E7 GA104

Market segment

Workstation

Laptop

Release date

December 2017

January 2021

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

None

Boost clock speed

1250 MHz

1245 - 1710 MHz

Core clock speed

1247 MHz

780 - 1100 MHz

Floating-point performance

9,677 gflops

Manufacturing process technology

14 nm

8 nm

Number of transistors

12,500 million

17,400 million

Pipelines / CUDA cores

3584

6144

Power consumption (TDP)

210 Watt

150 Watt (80 - 150 Watt TGP)

Texture fill rate

280.0

296.6

Memory type

HBM2

GDDR6

Maximum RAM amount

8 GB

16 GB

Memory bus width

2048 Bit

256 Bit

Memory clock speed

786 MHz

14000 MHz

Memory bandwidth

402.4 GB/s

384.0 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

No outputs

HDMI

DirectX

12 (12_1)

12 Ultimate (12_2)

CUDA

8.6

OpenCL

2.0

OpenGL

4.6

Shader Model

6.4

6.5

Vulkan

1.1.125

1.2