Radeon Pro Vega 20 and GeForce RTX 4070 Mobile - video card comparison

Radeon Pro Vega 20

GeForce RTX 4070 Mobile

Architecture

Vega (2017−2021)

Ada Lovelace

GPU code name

Vega Mobile

GN21-X6

Market segment

Mobile workstation

Laptop

Release date

November 2018

January 2023

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

Boost clock speed

1283 MHz

2175 MHz

Core clock speed

815 MHz

1605 MHz

Manufacturing process technology

14 nm

5 nm

Pipelines / CUDA cores

1280

4608

Power consumption (TDP)

100 Watt

115 Watt (35 - 115 Watt TGP)

Texture fill rate

102.6

244.1

Memory type

HBM2

GDDR6

Maximum RAM amount

4 GB

8 GB

Memory bus width

1024 Bit

128 Bit

Memory clock speed

1480 MHz

16000 MHz

Memory bandwidth

189.4 GB/s

256.0 GB/s

Shared memory

Display Connectors

No outputs

Portable Device Dependent

DirectX

12 (12_1)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

2.0

3.0

OpenGL

4.6

Shader Model

6.3

6.7

Vulkan

1.2.131

1.3