NVIDIA Quadro K4100M vs NVIDIA Quadro K420

VS

NVIDIA Quadro K4100M

NVIDIA Quadro K420

We compared two Professional market GPUs: 4GB VRAM Quadro K4100M and 1024MB VRAM Quadro K420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K4100M 's Advantages

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (102.4GB/s vs 28.51GB/s)

960 additional rendering cores

NVIDIA Quadro K420 's Advantages

Released 1 years late

Lower TDP (41W vs 100W)

Score

Benchmark

FP32 (float)

Quadro K4100M +384%

1.627 TFLOPS

Quadro K420

0.336 TFLOPS

Quadro K4100M

VS

Quadro K420

Graphics Card

Jul 2013

Release Date

Jul 2014

Quadro Mobile

Generation

Quadro

Professional

Type

Professional

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

891 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

102.4GB/s

Bandwidth

28.51GB/s

Render Config

-

1152

Shading Units

192

96

TMUs

16

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

16.94 GPixel/s

Pixel Rate

3.504 GPixel/s

67.78 GTexel/s

Texture Rate

14.02 GTexel/s

-

1.627 TFLOPS

FP32 (float)

336.4 GFLOPS

67.78 GFLOPS

FP64 (double)

14.02 GFLOPS

Board Design

100W

TDP

41W

-

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.2

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

GK107

N15E-Q3-A2

GPU Variant

GK107-301-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.27 billion

294 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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