Radeon R7 450 OEM and T400 - video card comparison

Radeon R7 450 OEM

T400

Architecture

GCN 1.0 (2012−2020)

Turing (2018−2021)

GPU code name

Cape Verde

TU117

Market segment

Desktop

Desktop

Release date

June 2016

May 2021

Interface

PCIe 3.0 x16

PCIe 3.0 x16

Supplementary power connectors

None

None

Boost clock speed

-

1425 MHz

Core clock speed

925 MHz

-

Floating-point performance

947.2 gflops

-

Manufacturing process technology

28 nm

12 nm

Number of transistors

1,500 million

4,700 million

Pipelines / CUDA cores

512

384

Power consumption (TDP)

65 Watt

30 Watt

Texture fill rate

29.60

34.20

Memory type

GDDR5

GDDR6

Maximum RAM amount

2 GB

2 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

4.5 GB/s

10 GB/s

Memory bandwidth

72 GB/s

80 GB/s

Display Connectors

1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2

3x mini-DisplayPort

HDMI

+

-

DirectX

12 (11_1)

12 (12_1)

CUDA

-

7.5

OpenCL

2.1 (1.2)

3.0

OpenGL

4.6

4.6

Shader Model

6.5 (5.1)

6.6

Vulkan

1.2.170

1.2