NVIDIA Tesla V100 PCIe 32 GB vs NVIDIA Tesla K20X

VS

NVIDIA Tesla V100 PCIe 32 GB

NVIDIA Tesla K20X

We compared two Professional market GPUs: 32GB VRAM Tesla V100 PCIe 32 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 V100 PCIe 32 GB 's Advantages

Released 5 years and 4 months late

Boost Clock1380MHz

More VRAM (32GB vs 6GB)

Larger VRAM bandwidth (897.0GB/s vs 249.6GB/s)

2432 additional rendering cores

NVIDIA Tesla K20X 's Advantages

Lower TDP (235W vs 250W)

Score

Benchmark

FP32 (float)

Tesla V100 PCIe 32 GB +259%

14.13 TFLOPS

Tesla K20X

3.935 TFLOPS

Tesla V100 PCIe 32 GB

VS

Tesla K20X

Graphics Card

Mar 2018

Release Date

Nov 2012

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1230 MHz

Base Clock

-

1380 MHz

Boost Clock

-

876 MHz

Memory Clock

1300 MHz

Memory

32GB

Memory Size

6GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

384bit

897.0GB/s

Bandwidth

249.6GB/s

Render Config

-

80

SM Count

-

5120

Shading Units

2688

320

TMUs

224

128

ROPs

48

640

Tensor Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

1536 KB

-

Theoretical Performance

176.6 GPixel/s

Pixel Rate

40.99 GPixel/s

441.6 GTexel/s

Texture Rate

164.0 GTexel/s

28.26 TFLOPS

FP16 (half)

-

14.13 TFLOPS

FP32 (float)

3.935 TFLOPS

7.066 TFLOPS

FP64 (double)

1312 GFLOPS

Board Design

250W

TDP

235W

600 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GV100

GPU Name

GK110

-

Volta

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

21.1 billion

Transistors

7.08 billion

815 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

7.0

CUDA

3.5

6.6

Shader Model

5.1

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