NVIDIA Tesla M40 vs NVIDIA Tesla K80

VS

NVIDIA Tesla M40 NVIDIA Tesla K80

We compared two Professional market GPUs: 12GB VRAM Tesla M40 and 12GB VRAM Tesla K80 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla M40 's Advantages

Released 1 years late

Boost Clock has increased by 35% (1112MHz vs 824MHz)

Larger VRAM bandwidth (288.4GB/s vs 240.6GB/s)

576 additional rendering cores

Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)

Tesla M40 +66%

6.832 TFLOPS

Tesla K80

4.113 TFLOPS

Blender

Tesla M40

106

Tesla K80 +251%

373

OctaneBench

Tesla M40 +98%

123

Tesla K80

62

Tesla M40

VS

Tesla K80

Graphics Card

Nov 2015

Release Date

Nov 2014

Tesla Maxwell

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

948 MHz

Base Clock

562 MHz

1112 MHz

Boost Clock

824 MHz

1502 MHz

Memory Clock

1253 MHz

Memory

12GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

288.4GB/s

Bandwidth

240.6GB/s

Render Config

-

SM Count

-

Compute Units

-

3072

Shading Units

2496

192

TMUs

208

96

ROPs

48

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per SMX)

3 MB

L2 Cache

1536 KB

Theoretical Performance

106.8 GPixel/s

Pixel Rate

42.85 GPixel/s

213.5 GTexel/s

Texture Rate

171.4 GTexel/s

-

FP16 (half)

-

6.832 TFLOPS

FP32 (float)

4.113 TFLOPS

213.5 GFLOPS

FP64 (double)

1371 GFLOPS

Graphics Processor

GM200

GPU Name

GK210

GM200-895-A1

GPU Variant

GK210-885-A1

Maxwell 2.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8 billion

Transistors

7.1 billion

601 mm²

Die Size

561 mm²

Board Design

250W

TDP

300W

600 W

Suggested PSU

700 W

No outputs

Outputs

No outputs

8-pin EPS

Power Connectors

1x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.2

CUDA

3.7

6.7

Shader Model

5.1

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