NVIDIA Tesla P100 SXM2 vs NVIDIA Tesla K20c

VS

NVIDIA Tesla P100 SXM2

NVIDIA Tesla K20c

We compared two Professional market GPUs: 16GB VRAM Tesla P100 SXM2 and 5GB VRAM Tesla K20c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P100 SXM2 's Advantages

Released 3 years and 5 months late

Boost Clock1480MHz

More VRAM (16GB vs 5GB)

Larger VRAM bandwidth (732.2GB/s vs 208.0GB/s)

1088 additional rendering cores

NVIDIA Tesla K20c 's Advantages

Lower TDP (225W vs 300W)

Score

Benchmark

FP32 (float)

Tesla P100 SXM2 +201%

10.61 TFLOPS

Tesla K20c

3.524 TFLOPS

Tesla P100 SXM2

VS

Tesla K20c

Graphics Card

Apr 2016

Release Date

Nov 2012

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1328 MHz

Base Clock

-

1480 MHz

Boost Clock

-

715 MHz

Memory Clock

1300 MHz

Memory

16GB

Memory Size

5GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

320bit

732.2GB/s

Bandwidth

208.0GB/s

Render Config

-

56

SM Count

-

3584

Shading Units

2496

224

TMUs

208

96

ROPs

40

-

24 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

1280 KB

-

Theoretical Performance

142.1 GPixel/s

Pixel Rate

36.71 GPixel/s

331.5 GTexel/s

Texture Rate

146.8 GTexel/s

21.22 TFLOPS

FP16 (half)

-

10.61 TFLOPS

FP32 (float)

3.524 TFLOPS

5.304 TFLOPS

FP64 (double)

1175 GFLOPS

Board Design

300W

TDP

225W

700 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GP100

GPU Name

GK110

GP100-890-A1

GPU Variant

GK110-885-KA-A1

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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