NVIDIA Tesla K20s vs Intel Data Center GPU Flex 170

VS

NVIDIA Tesla K20s

Intel Data Center GPU Flex 170

We compared two Professional market GPUs: 5GB VRAM Tesla K20s and 16GB VRAM Data Center GPU Flex 170 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Data Center GPU Flex 170 's Advantages

Released 9 years and 6 months late

Boost Clock2050MHz

More VRAM (16GB vs 5GB)

Larger VRAM bandwidth (512.0GB/s vs 208.0GB/s)

1600 additional rendering cores

Lower TDP (150W vs 225W)

Score

Benchmark

FP32 (float)

Tesla K20s

2.87 TFLOPS

Data Center GPU Flex 170 +485%

16.79 TFLOPS

Tesla K20s

VS

Data Center GPU Flex 170

Graphics Card

Feb 2013

Release Date

Aug 2022

Tesla

Generation

Data Center GPU

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1950 MHz

-

Boost Clock

2050 MHz

1300 MHz

Memory Clock

2000 MHz

Memory

5GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

320bit

Memory Bus

256bit

208.0GB/s

Bandwidth

512.0GB/s

Render Config

-

2496

Shading Units

4096

208

TMUs

256

40

ROPs

128

-

RT Cores

32

16 KB (per SMX)

L1 Cache

-

1280 KB

L2 Cache

16 MB

-

Theoretical Performance

29.90 GPixel/s

Pixel Rate

262.4 GPixel/s

119.6 GTexel/s

Texture Rate

524.8 GTexel/s

-

FP16 (half)

33.59 TFLOPS

2.870 TFLOPS

FP32 (float)

16.79 TFLOPS

956.8 GFLOPS

FP64 (double)

-

Board Design

225W

TDP

150W

550 W

Suggested PSU

450 W

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 2.0

-

Power Connectors

1x 8-pin

Graphics Processor

GK110

GPU Name

DG2-512

-

GPU Variant

ACM-G10

Kepler

Architecture

Generation 12.7

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

7.08 billion

Transistors

21.7 billion

561 mm²

Die Size

406 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

-

5.1

Shader Model

6.6

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