GeForce 940M and GeForce GT 630 OEM - video card comparison

GeForce 940M

GeForce GT 630 OEM

Architecture

Maxwell (2014−2018)

Kepler (2012−2018)

GPU code name

N16S-GT-S/B

GK107

Market segment

Laptop

Desktop

Release date

March 2015

April 2012

Bus support

PCI Express 3.0

-

Interface

PCIe 3.0 x8

PCIe 3.0 x16

Supplementary power connectors

-

None

Boost clock speed

1176 MHz

-

Core clock speed

1072 MHz

875 MHz

Floating-point performance

903.2 gflops

336.0 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

1,870 million

1,270 million

Pipelines / CUDA cores

384

192

Power consumption (TDP)

75 Watt

50 Watt

Texture fill rate

28.22

14.00

Memory type

DDR3

DDR3

Maximum RAM amount

4 GB

1 GB

Memory bus width

64 Bit

128 Bit

Memory clock speed

2000 MHz

1782 MHz

Memory bandwidth

14.4 GB/s

28.51 GB/s

Shared memory

-

-

Display Connectors

No outputs

1x DVI, 1x HDMI, 1x VGA

HDMI

-

+

DirectX

12 (11_0)

12 (11_0)

CUDA

+

3.0

OpenCL

1.2

1.2

OpenGL

4.5

4.6

Shader Model

5.1

5.1

Vulkan

1.1.126

1.1.126

GameWorks

+

-

GPU Boost

2.0

-

Optimus

+

-