NVIDIA Quadro P4000 Max Q vs NVIDIA Quadro K420

VS

NVIDIA Quadro P4000 Max Q

NVIDIA Quadro K420

We compared two Professional market GPUs: 8GB VRAM Quadro P4000 Max Q and 1024MB VRAM Quadro K420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro P4000 Max Q 's Advantages

Released 2 years and 6 months late

Boost Clock1228MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (192.3GB/s vs 28.51GB/s)

1600 additional rendering cores

NVIDIA Quadro K420 's Advantages

Lower TDP (41W vs 100W)

Score

Benchmark

FP32 (float)

Quadro P4000 Max Q +1209%

4.401 TFLOPS

Quadro K420

0.336 TFLOPS

Quadro P4000 Max Q

VS

Quadro K420

Graphics Card

Jan 2017

Release Date

Jul 2014

Quadro Mobile

Generation

Quadro

Professional

Type

Professional

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

1114 MHz

Base Clock

-

1228 MHz

Boost Clock

-

1502 MHz

Memory Clock

891 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

192.3GB/s

Bandwidth

28.51GB/s

Render Config

-

14

SM Count

-

1792

Shading Units

192

112

TMUs

16

64

ROPs

16

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

78.59 GPixel/s

Pixel Rate

3.504 GPixel/s

137.5 GTexel/s

Texture Rate

14.02 GTexel/s

68.77 GFLOPS

FP16 (half)

-

4.401 TFLOPS

FP32 (float)

336.4 GFLOPS

137.5 GFLOPS

FP64 (double)

14.02 GFLOPS

Board Design

100W

TDP

41W

-

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

GP104

GPU Name

GK107

N17E-Q3-A1

GPU Variant

GK107-301-A2

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

1.27 billion

314 mm²

Die Size

118 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.0

6.4

Shader Model

5.1

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