NVIDIA Tesla K40st vs NVIDIA GRID M40

VS

NVIDIA Tesla K40st

NVIDIA GRID M40

We compared two Professional market GPUs: 12GB VRAM Tesla K40st and 8GB VRAM GRID M40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K40st 's Advantages

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (288.4GB/s vs 83.20GB/s)

2496 additional rendering cores

NVIDIA GRID M40 's Advantages

Released 2 years and 6 months late

Lower TDP (50W vs 245W)

Score

Benchmark

FP32 (float)

Tesla K40st +317%

3.312 TFLOPS

GRID M40

0.793 TFLOPS

Tesla K40st

VS

GRID M40

Graphics Card

Nov 2013

Release Date

May 2016

Tesla

Generation

GRID

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1502 MHz

Memory Clock

1300 MHz

Memory

12GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

288.4GB/s

Bandwidth

83.20GB/s

Render Config

-

2880

Shading Units

384

240

TMUs

32

48

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

1536 KB

L2 Cache

2 MB

-

Theoretical Performance

34.50 GPixel/s

Pixel Rate

16.53 GPixel/s

138.0 GTexel/s

Texture Rate

33.06 GTexel/s

-

3.312 TFLOPS

FP32 (float)

793.3 GFLOPS

1104 GFLOPS

FP64 (double)

24.79 GFLOPS

Board Design

245W

TDP

50W

550 W

Suggested PSU

250 W

No outputs

Outputs

No outputs

-

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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