NVIDIA Tesla K20X vs NVIDIA Quadro M520 Mobile

VS

NVIDIA Tesla K20X

NVIDIA Quadro M520 Mobile

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 2GB VRAM Quadro M520 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20X 's Advantages

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (249.6GB/s vs 40.10GB/s)

2304 additional rendering cores

NVIDIA Quadro M520 Mobile 's Advantages

Released 4 years and 2 months late

Lower TDP (25W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X +391%

3.935 TFLOPS

Quadro M520 Mobile

0.8 TFLOPS

Tesla K20X

VS

Quadro M520 Mobile

Graphics Card

Nov 2012

Release Date

Jan 2017

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

1300 MHz

Memory Clock

1253 MHz

Memory

6GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

64bit

249.6GB/s

Bandwidth

40.10GB/s

Render Config

-

2688

Shading Units

384

224

TMUs

16

48

ROPs

8

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

1536 KB

L2 Cache

1024 KB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

8.328 GPixel/s

164.0 GTexel/s

Texture Rate

16.66 GTexel/s

-

3.935 TFLOPS

FP32 (float)

799.5 GFLOPS

1312 GFLOPS

FP64 (double)

24.98 GFLOPS

Board Design

235W

TDP

25W

550 W

Suggested PSU

-

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110

GPU Name

GM108

-

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

Unknown

561 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

5.0

5.1

Shader Model

5.1

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