NVIDIA Quadro P400 vs NVIDIA Tesla K40m

VS

NVIDIA Quadro P400

NVIDIA Tesla K40m

We compared two Professional market GPUs: 2GB VRAM Quadro P400 and 12GB VRAM Tesla K40m to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro P400 's Advantages

Released 3 years and 3 months late

Boost Clock has increased by 43% (1252MHz vs 876MHz)

Lower TDP (30W vs 245W)

NVIDIA Tesla K40m 's Advantages

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (288.4GB/s vs 32.06GB/s)

2624 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro P400

0.641 TFLOPS

Tesla K40m +687%

5.046 TFLOPS

OctaneBench

Quadro P400

9

Tesla K40m +655%

68

Quadro P400

VS

Tesla K40m

Graphics Card

Feb 2017

Release Date

Nov 2013

Quadro

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1228 MHz

Base Clock

745 MHz

1252 MHz

Boost Clock

876 MHz

1002 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

384bit

32.06GB/s

Bandwidth

288.4GB/s

Render Config

-

2

SM Count

-

256

Shading Units

2880

16

TMUs

240

16

ROPs

48

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

1536 KB

-

Theoretical Performance

20.03 GPixel/s

Pixel Rate

52.56 GPixel/s

20.03 GTexel/s

Texture Rate

210.2 GTexel/s

10.02 GFLOPS

FP16 (half)

-

641.0 GFLOPS

FP32 (float)

5.046 TFLOPS

20.03 GFLOPS

FP64 (double)

1.682 TFLOPS

Board Design

30W

TDP

245W

200 W

Suggested PSU

550 W

3x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GP107

GPU Name

GK110B

GP107-825-KA-A1

GPU Variant

-

Pascal

Architecture

Kepler

Samsung

Foundry

TSMC

14 nm

Process Size

28 nm

3.3 billion

Transistors

7.08 billion

132 mm²

Die Size

561 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.5

6.4

Shader Model

5.1

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