NVIDIA Tesla K20c vs NVIDIA Quadro K2100M

VS

NVIDIA Tesla K20c

NVIDIA Quadro K2100M

We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 2GB VRAM Quadro K2100M 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 48.13GB/s)

1920 additional rendering cores

NVIDIA Quadro K2100M 's Advantages

Released 8 months late

Lower TDP (55W vs 225W)

Score

Benchmark

FP32 (float)

Tesla K20c +358%

3.524 TFLOPS

Quadro K2100M

0.768 TFLOPS

Tesla K20c

VS

Quadro K2100M

Graphics Card

Nov 2012

Release Date

Jul 2013

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

1300 MHz

Memory Clock

752 MHz

Memory

5GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

128bit

208.0GB/s

Bandwidth

48.13GB/s

Render Config

-

2496

Shading Units

576

208

TMUs

48

40

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

1280 KB

L2 Cache

256 KB

-

Theoretical Performance

36.71 GPixel/s

Pixel Rate

8.004 GPixel/s

146.8 GTexel/s

Texture Rate

32.02 GTexel/s

-

3.524 TFLOPS

FP32 (float)

768.4 GFLOPS

1175 GFLOPS

FP64 (double)

32.02 GFLOPS

Board Design

225W

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

GK110-885-KA-A1

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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