NVIDIA Quadro 2000D vs NVIDIA Quadro K420

VS

NVIDIA Quadro 2000D

NVIDIA Quadro K420

We compared two Professional market GPUs: 1024MB VRAM Quadro 2000D and 1024MB VRAM Quadro K420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro 2000D 's Advantages

Larger VRAM bandwidth (41.60GB/s vs 28.51GB/s)

NVIDIA Quadro K420 's Advantages

Released 2 years and 9 months late

Lower TDP (41W vs 62W)

Score

Benchmark

FP32 (float)

Quadro 2000D +42%

0.48 TFLOPS

Quadro K420

0.336 TFLOPS

Quadro 2000D

VS

Quadro K420

Graphics Card

Oct 2011

Release Date

Jul 2014

Quadro

Generation

Quadro

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

650 MHz

Memory Clock

891 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

41.60GB/s

Bandwidth

28.51GB/s

Render Config

-

4

SM Count

-

192

Shading Units

192

32

TMUs

16

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.000 GPixel/s

Pixel Rate

3.504 GPixel/s

20.00 GTexel/s

Texture Rate

14.02 GTexel/s

-

480.0 GFLOPS

FP32 (float)

336.4 GFLOPS

40.00 GFLOPS

FP64 (double)

14.02 GFLOPS

Board Design

62W

TDP

41W

250 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

GF106

GPU Name

GK107

GF106-875-KA-A1

GPU Variant

GK107-301-A2

Fermi

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.27 billion

238 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.0

5.1

Shader Model

5.1

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