Radeon R9 M270 and Radeon RX 6450M - video card comparison

Radeon R9 M270

Radeon RX 6450M

Architecture

GCN (2011−2017)

RDNA 2 (2020−2022)

GPU code name

Navi 24

Market segment

Laptop

Release date

April 2014

January 2023

Interface

PCIe 4.0 x4

Supplementary power connectors

None

Boost clock speed

2220 MHz

Core clock speed

725 MHz

2000 MHz

Manufacturing process technology

28 nm

6 nm

Number of transistors

1500 Million

5,400 million

Pipelines / CUDA cores

640

768

Power consumption (TDP)

25 Watt (25 - 50 Watt TGP)

Texture fill rate

118.1

Memory type

GDDR5

GDDR6

Maximum RAM amount

4 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

4500 MHz

18000 MHz

Memory bandwidth

128.0 GB/s

Shared memory

Display Connectors

Portable Device Dependent

DirectX

12 (FL 11_1)

12 Ultimate (12_2)

OpenCL

2.2

OpenGL

4.6

Shader Model

6.7

Vulkan

1.3