Radeon RX 550 Mobile and T400 - video card comparison

Radeon RX 550 Mobile

T400

Architecture

Polaris (2016−2019)

Turing (2018−2021)

GPU code name

Polaris 12

TU117

Market segment

Laptop

Desktop

Release date

March 2017

May 2021

Interface

PCIe 3.0 x8

PCIe 3.0 x16

Supplementary power connectors

-

None

Boost clock speed

1476 MHz

1425 MHz

Core clock speed

1287 MHz

-

Floating-point performance

1,647 gflops

-

Manufacturing process technology

14 nm

12 nm

Number of transistors

2,200 million

4,700 million

Pipelines / CUDA cores

640

384

Power consumption (TDP)

50 Watt

30 Watt

Texture fill rate

51.48

34.20

Memory type

GDDR5

GDDR6

Maximum RAM amount

4 GB

2 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

6000 MHz

10 GB/s

Memory bandwidth

96 GB/s

80 GB/s

Shared memory

-

-

Display Connectors

No outputs

3x mini-DisplayPort

DirectX

12 (12_0)

12 (12_1)

CUDA

-

7.5

OpenCL

2.0

3.0

OpenGL

4.6

4.6

Shader Model

6.4

6.6

Vulkan

1.2.131

1.2

FreeSync

+

-