Barts and RTX A4000 - video card comparison

Barts

RTX A4000

Architecture

TeraScale 2 (2009−2015)

Ampere (2020−2022)

GPU code name

Barts

GA104

Market segment

Desktop

Workstation

Release date

-

April 2021

Interface

-

PCIe 4.0 x16

Supplementary power connectors

-

1x 6-pin

Boost clock speed

-

1560 MHz

Manufacturing process technology

40 nm

8 nm

Number of transistors

1,700 million

17,400 million

Pipelines / CUDA cores

1120

6144

Power consumption (TDP)

-

140 Watt

Texture fill rate

-

299.5

Memory type

-

GDDR6

Maximum RAM amount

-

16 GB

Memory bus width

-

256 Bit

Memory clock speed

-

14 GB/s

Memory bandwidth

-

448.0 GB/s

Display Connectors

-

4x DisplayPort 1.4a

DirectX

11.2 (11_0)

12 Ultimate (12_2)

CUDA

-

8.6

OpenCL

1.2

3.0

OpenGL

4.4

4.6

Shader Model

5.0

6.7

Vulkan

N/A

1.3