NVIDIA Quadro K620M vs NVIDIA Quadro K4200

VS

NVIDIA Quadro K620M

NVIDIA Quadro K4200

We compared two Professional market GPUs: 2GB VRAM Quadro K620M and 4GB VRAM Quadro K4200 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620M 's Advantages

Released 8 months late

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

Lower TDP (30W vs 108W)

NVIDIA Quadro K4200 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (172.8GB/s vs 14.40GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620M

0.863 TFLOPS

Quadro K4200 +144%

2.107 TFLOPS

Blender

Quadro K620M

82

Quadro K4200 +117%

178

OctaneBench

Quadro K620M

18

Quadro K4200 +77%

32

Quadro K620M

VS

Quadro K4200

Graphics Card

Mar 2015

Release Date

Jul 2014

Quadro Mobile

Generation

Quadro

Professional

Type

Professional

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

1029 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

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

172.8GB/s

Render Config

-

384

Shading Units

1344

16

TMUs

112

8

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

21.95 GPixel/s

17.98 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

30W

TDP

108W

-

Suggested PSU

300 W

No outputs

Outputs

1x DVI 2x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

GM108

GPU Name

GK104

N15M-Q3

GPU Variant

GK104-850-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

3.54 billion

Unknown

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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