NVIDIA Tesla K40st vs NVIDIA Tesla M2070

VS

NVIDIA Tesla K40st

NVIDIA Tesla M2070

We compared two Professional market GPUs: 12GB VRAM Tesla K40st and 6GB VRAM Tesla M2070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K40st 's Advantages

Released 2 years and 4 months late

More VRAM (12GB vs 6GB)

Larger VRAM bandwidth (288.4GB/s vs 150.3GB/s)

2432 additional rendering cores

NVIDIA Tesla M2070 's Advantages

Lower TDP (225W vs 245W)

Score

Benchmark

FP32 (float)

Tesla K40st +221%

3.312 TFLOPS

Tesla M2070

1.03 TFLOPS

Tesla K40st

VS

Tesla M2070

Graphics Card

Nov 2013

Release Date

Jul 2011

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1502 MHz

Memory Clock

783 MHz

Memory

12GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

288.4GB/s

Bandwidth

150.3GB/s

Render Config

-

SM Count

14

2880

Shading Units

448

240

TMUs

56

48

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

768 KB

-

Theoretical Performance

34.50 GPixel/s

Pixel Rate

16.07 GPixel/s

138.0 GTexel/s

Texture Rate

32.14 GTexel/s

-

3.312 TFLOPS

FP32 (float)

1030 GFLOPS

1104 GFLOPS

FP64 (double)

515.2 GFLOPS

Board Design

245W

TDP

225W

550 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK110B

GPU Name

GF100

-

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

3.1 billion

561 mm²

Die Size

529 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

2.0

5.1

Shader Model

5.1

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