NVIDIA Tesla K20c vs NVIDIA Quadro P520 Mobile

VS

NVIDIA Tesla K20c NVIDIA Quadro P520 Mobile

We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 2GB VRAM Quadro P520 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20c 's Advantages

More VRAM (5GB vs 2GB)

Larger VRAM bandwidth (208.0GB/s vs 48.06GB/s)

2112 additional rendering cores

NVIDIA Quadro P520 Mobile 's Advantages

Released 6 years and 6 months late

Boost Clock1493MHz

Lower TDP (18W vs 225W)

Score

Benchmark

FP32 (float)

Tesla K20c +207%

3.524 TFLOPS

Quadro P520 Mobile

1.147 TFLOPS

OctaneBench

Tesla K20c +189%

55

Quadro P520 Mobile

19

Tesla K20c

VS

Quadro P520 Mobile

Graphics Card

Nov 2012

Release Date

May 2019

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1303 MHz

-

Boost Clock

1493 MHz

1300 MHz

Memory Clock

1502 MHz

Memory

5GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

64bit

208.0GB/s

Bandwidth

48.06GB/s

Render Config

-

SM Count

3

-

Compute Units

-

2496

Shading Units

384

208

TMUs

24

40

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

48 KB (per SM)

1280 KB

L2 Cache

512 KB

Theoretical Performance

36.71 GPixel/s

Pixel Rate

23.89 GPixel/s

146.8 GTexel/s

Texture Rate

35.83 GTexel/s

-

FP16 (half)

17.92 GFLOPS

3.524 TFLOPS

FP32 (float)

1147 GFLOPS

1175 GFLOPS

FP64 (double)

35.83 GFLOPS

Graphics Processor

GK110

GPU Name

GP108

GK110-885-KA-A1

GPU Variant

-

Kepler

Architecture

Pascal

TSMC

Foundry

Samsung

28 nm

Process Size

14 nm

7.08 billion

Transistors

1.8 billion

561 mm²

Die Size

74 mm²

Board Design

225W

TDP

18W

550 W

Suggested PSU

-

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

None

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

6.1

5.1

Shader Model

6.4

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