NVIDIA Quadro K420 vs NVIDIA GRID M40

VS

NVIDIA Quadro K420

NVIDIA GRID M40

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 8GB VRAM GRID M40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K420 's Advantages

Lower TDP (41W vs 50W)

NVIDIA GRID M40 's Advantages

Released 1 years and 10 months late

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (83.20GB/s vs 28.51GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K420

0.336 TFLOPS

GRID M40 +136%

0.793 TFLOPS

Quadro K420

VS

GRID M40

Graphics Card

Jul 2014

Release Date

May 2016

Quadro

Generation

GRID

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

891 MHz

Memory Clock

1300 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

83.20GB/s

Render Config

-

192

Shading Units

384

16

TMUs

32

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

16.53 GPixel/s

14.02 GTexel/s

Texture Rate

33.06 GTexel/s

-

336.4 GFLOPS

FP32 (float)

793.3 GFLOPS

14.02 GFLOPS

FP64 (double)

24.79 GFLOPS

Board Design

41W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK107

GPU Name

GM107

GK107-301-A2

GPU Variant

-

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.87 billion

118 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.0

5.1

Shader Model

5.1

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