GeForce GTX 745 OEM and RTX A4000 - video card comparison

GeForce GTX 745 OEM

RTX A4000

Architecture

Maxwell (2014−2018)

Ampere (2020−2022)

GPU code name

GM107

GA104

Market segment

Desktop

Workstation

Release date

February 2014

April 2021

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

None

1x 6-pin

Boost clock speed

-

1560 MHz

Core clock speed

1033 MHz

-

Floating-point performance

793.3 gflops

-

Manufacturing process technology

28 nm

8 nm

Number of transistors

1,870 million

17,400 million

Pipelines / CUDA cores

384

6144

Power consumption (TDP)

55 Watt

140 Watt

Texture fill rate

24.79

299.5

Memory type

DDR3

GDDR6

Maximum RAM amount

4 GB

16 GB

Memory bus width

128 Bit

256 Bit

Memory clock speed

1800 MHz

14 GB/s

Memory bandwidth

28.8 GB/s

448.0 GB/s

Display Connectors

1x DVI, 1x HDMI, 1x VGA

4x DisplayPort 1.4a

HDMI

+

-

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

5.0

8.6

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

5.1

6.7

Vulkan

1.1.126

1.3