NVIDIA Tesla K40s vs NVIDIA Quadro M620 Mobile

VS

NVIDIA Tesla K40s

NVIDIA Quadro M620 Mobile

We compared two Professional market GPUs: 12GB VRAM Tesla K40s and 2GB VRAM Quadro M620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K40s 's Advantages

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (288.4GB/s vs 80.19GB/s)

2368 additional rendering cores

NVIDIA Quadro M620 Mobile 's Advantages

Released 3 years and 2 months late

Boost Clock has increased by 12% (977MHz vs 876MHz)

Lower TDP (30W vs 245W)

Score

Benchmark

FP32 (float)

Tesla K40s +404%

5.046 TFLOPS

Quadro M620 Mobile

1 TFLOPS

Tesla K40s

VS

Quadro M620 Mobile

Graphics Card

Nov 2013

Release Date

Jan 2017

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

745 MHz

Base Clock

756 MHz

876 MHz

Boost Clock

977 MHz

1502 MHz

Memory Clock

1253 MHz

Memory

12GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

288.4GB/s

Bandwidth

80.19GB/s

Render Config

-

2880

Shading Units

512

240

TMUs

32

48

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

1536 KB

L2 Cache

2 MB

-

Theoretical Performance

52.56 GPixel/s

Pixel Rate

15.63 GPixel/s

210.2 GTexel/s

Texture Rate

31.26 GTexel/s

-

5.046 TFLOPS

FP32 (float)

1000 GFLOPS

1.682 TFLOPS

FP64 (double)

31.26 GFLOPS

Board Design

245W

TDP

30W

550 W

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK110B

GPU Name

GM107

-

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

1.87 billion

561 mm²

Die Size

148 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

5.0

5.1

Shader Model

5.1

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