RTX A40 and Radeon 780M - video card comparison

RTX A40

Radeon 780M

Architecture

Ampere (2020−2022)

RDNA 3

GPU code name

GA102

Phoenix

Market segment

Desktop

Laptop

Release date

October 2020

January 2023

Interface

PCIe 4.0 x16

PCIe 4.0 x8

Supplementary power connectors

8-pin EPS

None

Boost clock speed

1755 MHz

3000 MHz

Core clock speed

-

1500 MHz

Manufacturing process technology

8 nm

4 nm

Number of transistors

28,300 million

25,390 million

Pipelines / CUDA cores

10752

768

Power consumption (TDP)

300 Watt

54 Watt (35 - 54 Watt TGP)

Texture fill rate

589.7

139.2

Memory type

GDDR6

System Shared

Maximum RAM amount

48 GB

System Shared

Memory bus width

384 Bit

System Shared

Memory clock speed

14.5 GB/s

System Shared

Memory bandwidth

695.8 GB/s

-

Shared memory

-

+

Display Connectors

3x DisplayPort

Portable Device Dependent

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

CUDA

8.6

-

OpenCL

2.0

2.1

OpenGL

4.6

4.6

Shader Model

6.5

6.7

Vulkan

1.2

1.3