NVIDIA Tesla V100 PCIe 16 GB vs NVIDIA Tesla K20Xm

VS

NVIDIA Tesla V100 PCIe 16 GB NVIDIA Tesla K20Xm

We compared two Professional market GPUs: 16GB VRAM Tesla V100 PCIe 16 GB and 6GB VRAM Tesla K20Xm to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla V100 PCIe 16 GB 's Advantages

Released 4 years and 7 months late

Boost Clock1380MHz

More VRAM (16GB vs 6GB)

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

2432 additional rendering cores

NVIDIA Tesla K20Xm 's Advantages

Lower TDP (235W vs 300W)

Score

Benchmark

FP32 (float)

Tesla V100 PCIe 16 GB +259%

14.13 TFLOPS

Tesla K20Xm

3.935 TFLOPS

OctaneBench

Tesla V100 PCIe 16 GB +458%

352

Tesla K20Xm

63

Tesla V100 PCIe 16 GB

VS

Tesla K20Xm

Graphics Card

Jun 2017

Release Date

Nov 2012

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1245 MHz

Base Clock

-

1380 MHz

Boost Clock

-

876 MHz

Memory Clock

1300 MHz

Memory

16GB

Memory Size

6GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

384bit

897.0GB/s

Bandwidth

249.6GB/s

Render Config

80

SM Count

-

Compute Units

-

5120

Shading Units

2688

320

TMUs

224

128

ROPs

48

640

Tensor Cores

-

RT 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

Graphics Processor

GV100

GPU Name

GK110

-

GPU Variant

-

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

Board Design

300W

TDP

235W

700 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

-

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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