GeForce 940MX and Radeon HD 8470 OEM - video card comparison

GeForce 940MX

Radeon HD 8470 OEM

Architecture

Maxwell (2014−2018)

TeraScale 2 (2009−2015)

GPU code name

N16S-GTR-B/S

Caicos

Market segment

Laptop

Desktop

Release date

March 2016

January 2013

Bus support

PCI Express 3.0

-

Interface

PCIe 3.0 x8

PCIe 2.0 x16

Supplementary power connectors

None

None

Boost clock speed

1242 MHz

-

Core clock speed

1122 MHz

775 MHz

Floating-point performance

762.6 gflops

248.0 gflops

Manufacturing process technology

28 nm

40 nm

Number of transistors

1,870 million

370 million

Pipelines / CUDA cores

384

160

Power consumption (TDP)

23 Watt

35 Watt

Texture fill rate

23.83

6.200

Memory type

DDR3, GDDR5

GDDR5

Maximum RAM amount

4 GB

1 GB

Memory bus width

64 Bit

64 Bit

Memory clock speed

4000 MHz

3200 MHz

Memory bandwidth

40.1 GB/s

25.6 GB/s

Shared memory

-

-

Display Connectors

No outputs

1x DVI, 1x HDMI

HDMI

-

+

DirectX

12 (11_0)

11.2 (11_0)

CUDA

+

-

OpenCL

1.2

1.2

OpenGL

4.5

4.4

Shader Model

5.1

5.0

Vulkan

1.1

N/A

GameWorks

+

-

GPU Boost

2.0

-

Optimus

+

-