NVIDIA Tesla K20X vs NVIDIA Quadro RTX 8000

VS

NVIDIA Tesla K20X NVIDIA Quadro RTX 8000

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 48GB VRAM Quadro RTX 8000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20X 's Advantages

Lower TDP (235W vs 260W)

NVIDIA Quadro RTX 8000 's Advantages

Released 5 years and 9 months late

Boost Clock1770MHz

More VRAM (48GB vs 6GB)

Larger VRAM bandwidth (672.0GB/s vs 249.6GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla K20X

3.935 TFLOPS

Quadro RTX 8000 +314%

16.31 TFLOPS

Tesla K20X

VS

Quadro RTX 8000

Graphics Card

Nov 2012

Release Date

Aug 2018

Tesla

Generation

Quadro

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1395 MHz

-

Boost Clock

1770 MHz

1300 MHz

Memory Clock

1750 MHz

Memory

6GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

384bit

249.6GB/s

Bandwidth

672.0GB/s

Render Config

-

SM Count

72

-

Compute Units

-

2688

Shading Units

4608

224

TMUs

288

48

ROPs

96

-

Tensor Cores

576

-

RT Cores

72

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

6 MB

Theoretical Performance

40.99 GPixel/s

Pixel Rate

169.9 GPixel/s

164.0 GTexel/s

Texture Rate

509.8 GTexel/s

-

FP16 (half)

32.62 TFLOPS

3.935 TFLOPS

FP32 (float)

16.31 TFLOPS

1312 GFLOPS

FP64 (double)

509.8 GFLOPS

Graphics Processor

GK110

GPU Name

TU102

-

GPU Variant

TU102-875-A1

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

7.08 billion

Transistors

18.6 billion

561 mm²

Die Size

754 mm²

Board Design

235W

TDP

260W

550 W

Suggested PSU

600 W

No outputs

Outputs

4x DisplayPort 1.4a 1x USB Type-C

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

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

7.5

5.1

Shader Model

6.6

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