NVIDIA Tesla K20X vs NVIDIA Quadro K6000

VS

NVIDIA Tesla K20X

NVIDIA Quadro K6000

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 12GB VRAM Quadro K6000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K6000 's Advantages

Released 8 months late

Boost Clock902MHz

More VRAM (12GB vs 6GB)

Larger VRAM bandwidth (288.4GB/s vs 249.6GB/s)

192 additional rendering cores

Lower TDP (225W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X

3.935 TFLOPS

Quadro K6000 +32%

5.196 TFLOPS

Tesla K20X

VS

Quadro K6000

Graphics Card

Nov 2012

Release Date

Jul 2013

Tesla

Generation

Quadro

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

797 MHz

-

Boost Clock

902 MHz

1300 MHz

Memory Clock

1502 MHz

Memory

6GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

249.6GB/s

Bandwidth

288.4GB/s

Render Config

-

2688

Shading Units

2880

224

TMUs

240

48

ROPs

48

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

1536 KB

L2 Cache

1536 KB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

54.12 GPixel/s

164.0 GTexel/s

Texture Rate

216.5 GTexel/s

-

3.935 TFLOPS

FP32 (float)

5.196 TFLOPS

1312 GFLOPS

FP64 (double)

1.732 TFLOPS

Board Design

235W

TDP

225W

550 W

Suggested PSU

550 W

No outputs

Outputs

2x DVI 2x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GK110

GPU Name

GK110B

-

GPU Variant

GK110-890-B1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

7.08 billion

561 mm²

Die Size

561 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.5

CUDA

3.5

5.1

Shader Model

5.1

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