NVIDIA Tesla V100S PCIe 32 GB vs NVIDIA Tesla K20c

VS

NVIDIA Tesla V100S PCIe 32 GB

NVIDIA Tesla K20c

We compared two Professional market GPUs: 32GB VRAM Tesla V100S PCIe 32 GB and 5GB VRAM Tesla K20c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla V100S PCIe 32 GB 's Advantages

Released 7 years late

Boost Clock1597MHz

More VRAM (32GB vs 5GB)

Larger VRAM bandwidth (1133GB/s vs 208.0GB/s)

2624 additional rendering cores

NVIDIA Tesla K20c 's Advantages

Lower TDP (225W vs 250W)

Score

Benchmark

FP32 (float)

Tesla V100S PCIe 32 GB +363%

16.35 TFLOPS

Tesla K20c

3.524 TFLOPS

OctaneBench

Tesla V100S PCIe 32 GB +563%

365

Tesla K20c

55

Tesla V100S PCIe 32 GB

VS

Tesla K20c

Graphics Card

Nov 2019

Release Date

Nov 2012

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1245 MHz

Base Clock

-

1597 MHz

Boost Clock

-

1106 MHz

Memory Clock

1300 MHz

Memory

32GB

Memory Size

5GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

320bit

1133GB/s

Bandwidth

208.0GB/s

Render Config

-

80

SM Count

-

5120

Shading Units

2496

320

TMUs

208

128

ROPs

40

640

Tensor Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

1280 KB

-

Theoretical Performance

204.4 GPixel/s

Pixel Rate

36.71 GPixel/s

511.0 GTexel/s

Texture Rate

146.8 GTexel/s

32.71 TFLOPS

FP16 (half)

-

16.35 TFLOPS

FP32 (float)

3.524 TFLOPS

8.177 TFLOPS

FP64 (double)

1175 GFLOPS

Board Design

250W

TDP

225W

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

-

GPU Variant

GK110-885-KA-A1

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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