Quadro K620 and GeForce GT 635 OEM - video card comparison

Quadro K620

GeForce GT 635 OEM

Architecture

Maxwell (2014−2018)

Kepler 2.0 (2013−2015)

GPU code name

GM107

GK208

Market segment

Workstation

Desktop

Release date

July 2014

October 2013

Interface

PCIe 2.0 x16

PCIe 3.0 x8

Supplementary power connectors

None

None

Boost clock speed

1124 MHz

-

Core clock speed

1058 MHz

967 MHz

Floating-point performance

863.2 gflops

742.7 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

1,870 million

915 million

Pipelines / CUDA cores

384

384

Power consumption (TDP)

41 Watt

35 Watt

Texture fill rate

26.98

30.94

Memory type

128 Bit

DDR3

Maximum RAM amount

2 GB

1 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

1800 MHz

1800 MHz

Memory bandwidth

Up to 29 GB/s

14.4 GB/s

Display Connectors

DVI-I DP

1x DVI, 1x HDMI, 1x VGA

Number of simultaneous displays

4

-

HDMI

-

+

DirectX

12

12 (11_0)

CUDA

5.0

3.5

OpenCL

1.2

1.2

OpenGL

4.5

4.6

Shader Model

5

5.1

Vulkan

+

1.1.126

3D Vision Pro

+

-

Mosaic

+

-

nView Desktop Management

+

-