NVIDIA Quadro K420 vs NVIDIA Quadro P500 Mobile

VS

NVIDIA Quadro K420

NVIDIA Quadro P500 Mobile

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 2GB VRAM Quadro P500 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro P500 Mobile 's Advantages

Released 3 years and 6 months late

Boost Clock1518MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (40.10GB/s vs 28.51GB/s)

64 additional rendering cores

Lower TDP (18W vs 41W)

Score

Benchmark

FP32 (float)

Quadro K420

0.336 TFLOPS

Quadro P500 Mobile +131%

0.777 TFLOPS

Quadro K420

VS

Quadro P500 Mobile

Graphics Card

Jul 2014

Release Date

Jan 2018

Quadro

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1455 MHz

-

Boost Clock

1518 MHz

891 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.51GB/s

Bandwidth

40.10GB/s

Render Config

-

SM Count

2

192

Shading Units

256

16

TMUs

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

24.29 GPixel/s

14.02 GTexel/s

Texture Rate

24.29 GTexel/s

-

FP16 (half)

12.14 GFLOPS

336.4 GFLOPS

FP32 (float)

777.2 GFLOPS

14.02 GFLOPS

FP64 (double)

24.29 GFLOPS

Board Design

41W

TDP

18W

200 W

Suggested PSU

-

1x DVI 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

GP108

GK107-301-A2

GPU Variant

-

Kepler

Architecture

Pascal

TSMC

Foundry

Samsung

28 nm

Process Size

14 nm

1.27 billion

Transistors

1.8 billion

118 mm²

Die Size

74 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

6.1

5.1

Shader Model

6.4

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