Radeon R5 M420 and Curacao - video card comparison

Radeon R5 M420

Curacao

Architecture

GCN (2011−2017)

GCN 1.0 (2012−2020)

GPU code name

Jet

Curacao

Market segment

Laptop

Desktop

Release date

June 2016

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Interface

PCIe 3.0 x8

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Boost clock speed

850 MHz

-

Core clock speed

780 MHz

-

Floating-point performance

547.2 gflops

-

Manufacturing process technology

28 nm

28 nm

Number of transistors

690 million

2,800 million

Pipelines / CUDA cores

320

1280

Texture fill rate

17.00

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Memory type

DDR3

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Maximum RAM amount

4 GB

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Memory bus width

64 Bit

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Memory clock speed

2000 MHz

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Memory bandwidth

16 GB/s

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Shared memory

-

-

Display Connectors

No outputs

-

DirectX

12 (11_1)

12 (11_1)

OpenCL

1.2

2.1 (1.2)

OpenGL

4.6

4.6

Shader Model

5.1

6.5 (5.1)

Vulkan

1.2.131

1.2.170