Radeon R7 250XE and RTX A400 - video card comparison

Radeon R7 250XE

RTX A400

Architecture

GCN 1.0 (2012−2020)

Ampere (2020−2022)

GPU code name

Cape Verde

GA107

Market segment

Desktop

Desktop

Release date

August 2014

April 2024

Interface

PCIe 3.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

None

Boost clock speed

-

1762 MHz

Core clock speed

860 MHz

-

Floating-point performance

1,101 gflops

-

Manufacturing process technology

28 nm

8 nm

Number of transistors

1,500 million

8,700 million

Pipelines / CUDA cores

640

768

Power consumption (TDP)

80 Watt

50 Watt

Texture fill rate

34.40

42.29

Memory type

GDDR5

GDDR6

Maximum RAM amount

1 GB

4 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

4500 MHz

12 GB/s

Memory bandwidth

72 GB/s

96 GB/s

Display Connectors

1x DVI, 1x HDMI, 1x VGA

4x mini-DisplayPort 1.4a

HDMI

+

-

DirectX

12 (11_1)

12 Ultimate (12_2)

CUDA

-

8.6

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

5.1

6.7

Vulkan

1.2.131

1.3