NVIDIA Quadro K620 vs NVIDIA Quadro K4200

VS

NVIDIA Quadro K620

NVIDIA Quadro K4200

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 4GB VRAM Quadro K4200 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620 's Advantages

Boost Clock has increased by 43% (1124MHz vs 784MHz)

Lower TDP (45W vs 108W)

NVIDIA Quadro K4200 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (172.8GB/s vs 28.80GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620

0.863 TFLOPS

Quadro K4200 +144%

2.107 TFLOPS

Quadro K620

VS

Quadro K4200

Graphics Card

Jul 2014

Release Date

Jul 2014

Quadro

Generation

Quadro

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1058 MHz

Base Clock

771 MHz

1124 MHz

Boost Clock

784 MHz

900 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

172.8GB/s

Render Config

-

384

Shading Units

1344

24

TMUs

112

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

21.95 GPixel/s

26.98 GTexel/s

Texture Rate

87.81 GTexel/s

-

863.2 GFLOPS

FP32 (float)

2.107 TFLOPS

26.98 GFLOPS

FP64 (double)

87.81 GFLOPS

Board Design

45W

TDP

108W

200 W

Suggested PSU

300 W

1x DVI 1x DisplayPort 1.4a

Outputs

1x DVI 2x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

GM107

GPU Name

GK104

GM107-850-A2

GPU Variant

GK104-850-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

3.54 billion

148 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.0

5.1

Shader Model

5.1

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