Radeon RX 560 Mobile and GeForce GT 640M - video card comparison

Radeon RX 560 Mobile

GeForce GT 640M

Architecture

Polaris (2016−2019)

Kepler (2012−2018)

GPU code name

Polaris 11

N13P-GS

Market segment

Laptop

Laptop

Release date

January 2017

March 2012

Bus support

-

PCI Express 2.0, PCI Express 3.0

Interface

MXM-B (3.0)

PCIe 3.0 x16

Boost clock speed

1275 MHz

645 MHz

Core clock speed

1175 MHz

Up to 625 MHz

CUDA cores

-

384

Floating-point performance

2,462 gflops

480.0 gflops

Manufacturing process technology

14 nm

28 nm

Number of transistors

3,000 million

1,270 million

Pipelines / CUDA cores

1024

384

Power consumption (TDP)

75 Watt

32 Watt

Texture fill rate

58.97

Up to 20.0 billion/sec

Memory type

GDDR5

DDR3\GDDR5

Maximum RAM amount

4 GB

2 GB

Memory bus width

128 Bit

128bit

Memory clock speed

6000 MHz

1800 - 4000 MHz

Memory bandwidth

96 GB/s

Up to 64.0 GB/s

Shared memory

-

-

Display Connectors

No outputs

No outputs

HDMI

-

+

HDCP

-

+

Maximum VGA resolution

-

Up to 2048x1536

DirectX

12 (12_0)

12 API

CUDA

-

+

OpenCL

2.0

1.1

OpenGL

4.6

4.5

Shader Model

6.4

5.1

Vulkan

1.2.131

1.1.126

3D Blu-Ray

-

+

FreeSync

+

-

Optimus

-

+