RTX A4 Mobile and Radeon 680M - video card comparison

RTX A4 Mobile

Radeon 680M

Architecture

Ampere (2020−2022)

RDNA 2 (2020−2022)

GPU code name

GA107

RDNA 2 Rembrandt

Market segment

Laptop

Laptop

Release date

April 2021

January 2022

Interface

PCIe 4.0 x8

PCIe 4.0 x8

Supplementary power connectors

-

None

Boost clock speed

1770 MHz

2400 MHz

Manufacturing process technology

8 nm

6 nm

Number of transistors

-

13,100 million

Pipelines / CUDA cores

2048

768

Power consumption (TDP)

-

45 Watt

Texture fill rate

113.3

115.2

Memory type

GDDR6

System Shared

Maximum RAM amount

4 GB

System Shared

Memory bus width

128 Bit

System Shared

Memory clock speed

14 GB/s

System Shared

Memory bandwidth

224.0 GB/s

-

Shared memory

-

-

Display Connectors

Portable Device Dependent

No outputs

DirectX

12 Ultimate (12_2)

12 (12_1)

CUDA

8.6

-

OpenCL

3.0

2.0

OpenGL

4.6

4.6

Shader Model

6.7

6.5

Vulkan

1.3

1.2