Quadro FX 1800 and Quadro K420 - video card comparison

Passmark - benchmark score Quadro FX 1800 vs Quadro K420

Quadro FX 1800

414

Quadro K420

768

Quadro FX 1800

Quadro K420

Architecture

Tesla (2006−2010)

Kepler (2012−2018)

GPU code name

G94

GK107

Market segment

Workstation

Release date

March 2009

July 2014

Interface

PCIe 2.0 x16

Supplementary power connectors

None

Core clock speed

550 MHz

876 MHz

Floating-point performance

176 gflops

336.4 gflops

Manufacturing process technology

65 nm

28 nm

Number of transistors

505 million

1,270 million

Pipelines / CUDA cores

192

Power consumption (TDP)

59 Watt

41 Watt

Texture fill rate

17.60

14.02

Memory type

GDDR3

128 Bit

Maximum RAM amount

768 MB

1 GB/2 GB

Memory bus width

192 Bit

128 Bit

Memory clock speed

1600 MHz

1782 MHz

Memory bandwidth

38.4 GB/s

Up to 29 GB/s

Display Connectors

1x DVI, 2x DisplayPort

DVI-I DP

Number of simultaneous displays

DirectX

11.1 (10_0)

CUDA

1.1

3.0

OpenCL

1.1

1.2

OpenGL

3.3

4.5

Shader Model

4.0

Vulkan

N/A

3D Vision Pro

Mosaic

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