NVIDIA GRID M40 vs NVIDIA Tesla K20m

VS

NVIDIA GRID M40

NVIDIA Tesla K20m

We compared two Professional market GPUs: 8GB VRAM GRID M40 and 5GB VRAM Tesla K20m to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID M40 's Advantages

Released 3 years and 4 months late

More VRAM (8GB vs 5GB)

Lower TDP (50W vs 225W)

NVIDIA Tesla K20m 's Advantages

Larger VRAM bandwidth (208.0GB/s vs 83.20GB/s)

2112 additional rendering cores

Score

Benchmark

FP32 (float)

GRID M40

0.793 TFLOPS

Tesla K20m +344%

3.524 TFLOPS

GRID M40

VS

Tesla K20m

Graphics Card

May 2016

Release Date

Jan 2013

GRID

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1300 MHz

Memory Clock

1300 MHz

Memory

8GB

Memory Size

5GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

320bit

83.20GB/s

Bandwidth

208.0GB/s

Render Config

-

384

Shading Units

2496

32

TMUs

208

16

ROPs

40

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

1280 KB

-

Theoretical Performance

16.53 GPixel/s

Pixel Rate

36.71 GPixel/s

33.06 GTexel/s

Texture Rate

146.8 GTexel/s

-

793.3 GFLOPS

FP32 (float)

3.524 TFLOPS

24.79 GFLOPS

FP64 (double)

1175 GFLOPS

Board Design

50W

TDP

225W

250 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GM107

GPU Name

GK110

-

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

7.08 billion

148 mm²

Die Size

561 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.5

5.1

Shader Model

5.1

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