NVIDIA Tesla K40t vs NVIDIA Tesla M6

VS

NVIDIA Tesla K40t

NVIDIA Tesla M6

We compared two Professional market GPUs: 12GB VRAM Tesla K40t and 8GB VRAM Tesla M6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K40t 's Advantages

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (288.4GB/s vs 160.4GB/s)

1344 additional rendering cores

NVIDIA Tesla M6 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 35% (1180MHz vs 876MHz)

Lower TDP (100W vs 245W)

Score

Benchmark

FP32 (float)

Tesla K40t +39%

5.046 TFLOPS

Tesla M6

3.625 TFLOPS

Tesla K40t

VS

Tesla M6

Graphics Card

Nov 2013

Release Date

Aug 2015

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

745 MHz

Base Clock

930 MHz

876 MHz

Boost Clock

1180 MHz

1502 MHz

Memory Clock

1253 MHz

Memory

12GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

288.4GB/s

Bandwidth

160.4GB/s

Render Config

-

2880

Shading Units

1536

240

TMUs

96

48

ROPs

64

-

16 KB (per SMX)

L1 Cache

48 KB (per SMM)

1536 KB

L2 Cache

2 MB

-

Theoretical Performance

52.56 GPixel/s

Pixel Rate

75.52 GPixel/s

210.2 GTexel/s

Texture Rate

113.3 GTexel/s

-

5.046 TFLOPS

FP32 (float)

3.625 TFLOPS

1.682 TFLOPS

FP64 (double)

113.3 GFLOPS

Board Design

245W

TDP

100W

550 W

Suggested PSU

300 W

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK110B

GPU Name

GM204

-

GPU Variant

GM204-995-A1

Kepler

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

5.2 billion

561 mm²

Die Size

398 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

5.2

5.1

Shader Model

6.4

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