NVIDIA Tesla K20c vs NVIDIA GRID M40

VS

NVIDIA Tesla K20c NVIDIA GRID M40

We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 8GB VRAM GRID M40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20c 's Advantages

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

2112 additional rendering cores

NVIDIA GRID M40 's Advantages

Released 3 years and 6 months late

More VRAM (8GB vs 5GB)

Lower TDP (50W vs 225W)

Score

Benchmark

FP32 (float)

Tesla K20c +344%

3.524 TFLOPS

GRID M40

0.793 TFLOPS

Tesla K20c

VS

GRID M40

Graphics Card

Nov 2012

Release Date

May 2016

Tesla

Generation

GRID

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1300 MHz

Memory Clock

1300 MHz

Memory

5GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

128bit

208.0GB/s

Bandwidth

83.20GB/s

Render Config

-

SM Count

-

Compute Units

-

2496

Shading Units

384

208

TMUs

32

40

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

1280 KB

L2 Cache

2 MB

Theoretical Performance

36.71 GPixel/s

Pixel Rate

16.53 GPixel/s

146.8 GTexel/s

Texture Rate

33.06 GTexel/s

-

FP16 (half)

-

3.524 TFLOPS

FP32 (float)

793.3 GFLOPS

1175 GFLOPS

FP64 (double)

24.79 GFLOPS

Graphics Processor

GK110

GPU Name

GM107

GK110-885-KA-A1

GPU Variant

-

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

Board Design

225W

TDP

50W

550 W

Suggested PSU

250 W

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

-

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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