NVIDIA Tesla P100 PCIe 12 GB vs NVIDIA Tesla K20X

VS

NVIDIA Tesla P100 PCIe 12 GB

NVIDIA Tesla K20X

We compared two Professional market GPUs: 12GB VRAM Tesla P100 PCIe 12 GB and 6GB VRAM Tesla K20X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P100 PCIe 12 GB 's Advantages

Released 3 years and 7 months late

Boost Clock1329MHz

More VRAM (12GB vs 6GB)

Larger VRAM bandwidth (549.1GB/s vs 249.6GB/s)

896 additional rendering cores

NVIDIA Tesla K20X 's Advantages

Lower TDP (235W vs 250W)

Score

Benchmark

FP32 (float)

Tesla P100 PCIe 12 GB +142%

9.526 TFLOPS

Tesla K20X

3.935 TFLOPS

Tesla P100 PCIe 12 GB

VS

Tesla K20X

Graphics Card

Jun 2016

Release Date

Nov 2012

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1190 MHz

Base Clock

-

1329 MHz

Boost Clock

-

715 MHz

Memory Clock

1300 MHz

Memory

12GB

Memory Size

6GB

HBM2

Memory Type

GDDR5

3072bit

Memory Bus

384bit

549.1GB/s

Bandwidth

249.6GB/s

Render Config

-

56

SM Count

-

3584

Shading Units

2688

224

TMUs

224

96

ROPs

48

-

24 KB (per SM)

L1 Cache

16 KB (per SMX)

3 MB

L2 Cache

1536 KB

-

Theoretical Performance

127.6 GPixel/s

Pixel Rate

40.99 GPixel/s

297.7 GTexel/s

Texture Rate

164.0 GTexel/s

19.05 TFLOPS

FP16 (half)

-

9.526 TFLOPS

FP32 (float)

3.935 TFLOPS

4.763 TFLOPS

FP64 (double)

1312 GFLOPS

Board Design

250W

TDP

235W

600 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GP100

GPU Name

GK110

-

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

15.3 billion

Transistors

7.08 billion

610 mm²

Die Size

561 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.0

CUDA

3.5

6.4

Shader Model

5.1

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