Radeon R9 M290X Crossfire and GeForce MX450 - video card comparison

Radeon R9 M290X Crossfire

GeForce MX450

Architecture

GCN (2011−2017)

Turing (2018−2021)

GPU code name

Neptune CF

N17S-G5 / GP107-670-A1

Market segment

Laptop

Release date

March 2014

August 2020

Interface

PCIe 4.0 x4

Supplementary power connectors

None

Boost clock speed

900 MHz

1575 MHz

Core clock speed

850 MHz

1395 MHz

Manufacturing process technology

28 nm

12 nm

Number of transistors

2x 2800 Million

4,700 million

Pipelines / CUDA cores

2560

896

Power consumption (TDP)

200 Watt

25 Watt (12 - 29 Watt TGP)

Texture fill rate

100.8

Memory type

GDDR5

GDDR5, GDDR6

Maximum RAM amount

2x 4 GB

2 GB

Memory bus width

2x 256 Bit

64 Bit

Memory clock speed

4800 MHz

10000 MHz

Memory bandwidth

64.03 GB/s

Shared memory

Display Connectors

No outputs

DirectX

12 (FL 11_1)

12 (12_1)

CUDA

7.5

OpenCL

1.2

OpenGL

4.6

Shader Model

6.5

Vulkan

1.2

Optimus