NVIDIA Tesla K20X vs NVIDIA Quadro K2100M

VS

NVIDIA Tesla K20X

NVIDIA Quadro K2100M

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 2GB VRAM Quadro K2100M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20X 's Advantages

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (249.6GB/s vs 48.13GB/s)

2112 additional rendering cores

NVIDIA Quadro K2100M 's Advantages

Released 8 months late

Lower TDP (55W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X +412%

3.935 TFLOPS

Quadro K2100M

0.768 TFLOPS

Tesla K20X

VS

Quadro K2100M

Graphics Card

Nov 2012

Release Date

Jul 2013

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

1300 MHz

Memory Clock

752 MHz

Memory

6GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

249.6GB/s

Bandwidth

48.13GB/s

Render Config

-

2688

Shading Units

576

224

TMUs

48

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

1536 KB

L2 Cache

256 KB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

8.004 GPixel/s

164.0 GTexel/s

Texture Rate

32.02 GTexel/s

-

3.935 TFLOPS

FP32 (float)

768.4 GFLOPS

1312 GFLOPS

FP64 (double)

32.02 GFLOPS

Board Design

235W

TDP

55W

550 W

Suggested PSU

-

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

GK110

GPU Name

GK106

-

GPU Variant

N15P-Q3-A1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

2.54 billion

561 mm²

Die Size

221 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.5

CUDA

3.0

5.1

Shader Model

5.1

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