NVIDIA Quadro M620 Mobile vs NVIDIA Quadro 400

VS

NVIDIA Quadro M620 Mobile

NVIDIA Quadro 400

We compared two Professional market GPUs: 2GB VRAM Quadro M620 Mobile and 512MB VRAM Quadro 400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro M620 Mobile 's Advantages

Released 5 years and 9 months late

Boost Clock977MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (80.19GB/s vs 12.32GB/s)

464 additional rendering cores

Lower TDP (30W vs 32W)

Score

Benchmark

FP32 (float)

Quadro M620 Mobile +825%

1 TFLOPS

Quadro 400

0.108 TFLOPS

Quadro M620 Mobile

VS

Quadro 400

Graphics Card

Jan 2017

Release Date

Apr 2011

Quadro Mobile

Generation

Quadro

Professional

Type

Professional

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

756 MHz

Base Clock

-

977 MHz

Boost Clock

-

1253 MHz

Memory Clock

770 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

80.19GB/s

Bandwidth

12.32GB/s

Render Config

-

SM Count

6

512

Shading Units

48

32

TMUs

16

ROPs

8

-

64 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

32 KB

-

Theoretical Performance

15.63 GPixel/s

Pixel Rate

3.600 GPixel/s

31.26 GTexel/s

Texture Rate

7.200 GTexel/s

-

1000 GFLOPS

FP32 (float)

108.0 GFLOPS

31.26 GFLOPS

FP64 (double)

-

Board Design

30W

TDP

32W

-

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

GT216

-

GPU Variant

GT216 GL

Maxwell

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

0.486 billion

148 mm²

Die Size

100 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.2

5.1

Shader Model

4.1

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