GeForce GT 620M and Radeon RX 470D - video card comparison

GeForce GT 620M

Radeon RX 470D

Architecture

Fermi (2010−2014)

GCN 4.0 (2016−2020)

GPU code name

N13P-GLP / N13M-GS

Ellesmere

Market segment

Laptop

Desktop

Release date

March 2012

October 2016

Bus support

PCI Express 2.0

-

Interface

PCIe 2.0 x16

PCIe 3.0 x16

Supplementary power connectors

-

1x 6-pin

Boost clock speed

715 MHz

1206 MHz

Core clock speed

Up to 625 MHz

926 MHz

CUDA cores

96

-

Floating-point performance

253.4 gflops

4,322 gflops

Manufacturing process technology

40 nm

14 nm

Number of transistors

585 million

5,700 million

Pipelines / CUDA cores

96

1792

Power consumption (TDP)

15 Watt

120 Watt

Texture fill rate

Up to 10.0 billion/sec

135.1

Memory type

DDR3

GDDR5

Maximum RAM amount

1 GB

4 GB

Memory bus width

Up to 128bit

256 Bit

Memory clock speed

1800 MHz

6600 MHz

Memory bandwidth

Up to 28.8 GB/s

211.2 GB/s

Shared memory

-

-

Display Connectors

No outputs

1x HDMI, 3x DisplayPort

HDMI

+

+

HDCP

+

-

Maximum VGA resolution

Up to 2048x1536

-

DirectX

12 API

12 (12_0)

CUDA

+

-

OpenCL

1.1

2.0

OpenGL

4.5

4.6

Shader Model

5.1

6.4

Vulkan

N/A

1.2.131

3D Blu-Ray

+

-

Optimus

+

-