NVIDIA Tesla K20s vs NVIDIA Tesla P100 SXM2

VS

NVIDIA Tesla K20s

NVIDIA Tesla P100 SXM2

We compared two Professional market GPUs: 5GB VRAM Tesla K20s and 16GB VRAM Tesla P100 SXM2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20s 's Advantages

Lower TDP (225W vs 300W)

NVIDIA Tesla P100 SXM2 's Advantages

Released 3 years and 2 months late

Boost Clock1480MHz

More VRAM (16GB vs 5GB)

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

1088 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla K20s

2.87 TFLOPS

Tesla P100 SXM2 +269%

10.61 TFLOPS

Tesla K20s

VS

Tesla P100 SXM2

Graphics Card

Feb 2013

Release Date

Apr 2016

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1328 MHz

-

Boost Clock

1480 MHz

1300 MHz

Memory Clock

715 MHz

Memory

5GB

Memory Size

16GB

GDDR5

Memory Type

HBM2

320bit

Memory Bus

4096bit

208.0GB/s

Bandwidth

732.2GB/s

Render Config

-

SM Count

56

2496

Shading Units

3584

208

TMUs

224

40

ROPs

96

-

16 KB (per SMX)

L1 Cache

24 KB (per SM)

1280 KB

L2 Cache

4 MB

-

Theoretical Performance

29.90 GPixel/s

Pixel Rate

142.1 GPixel/s

119.6 GTexel/s

Texture Rate

331.5 GTexel/s

-

FP16 (half)

21.22 TFLOPS

2.870 TFLOPS

FP32 (float)

10.61 TFLOPS

956.8 GFLOPS

FP64 (double)

5.304 TFLOPS

Board Design

225W

TDP

300W

550 W

Suggested PSU

700 W

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK110

GPU Name

GP100

-

GPU Variant

GP100-890-A1

Kepler

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

7.08 billion

Transistors

15.3 billion

561 mm²

Die Size

610 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

6.0

5.1

Shader Model

6.4

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