NVIDIA Tesla K20c vs NVIDIA Quadro K4100M

VS

We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 4GB VRAM Quadro K4100M 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 4GB)

Larger VRAM bandwidth (208.0GB/s vs 102.4GB/s)

1344 additional rendering cores

NVIDIA Quadro K4100M 's Advantages

Released 8 months late

Lower TDP (100W vs 225W)

Score

Benchmark

FP32 (float)

Tesla K20c +116%

3.524 TFLOPS

Quadro K4100M

1.627 TFLOPS

Tesla K20c

VS

Quadro K4100M

Graphics Card

Nov 2012

Release Date

Jul 2013

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1300 MHz

Memory Clock

800 MHz

Memory

5GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

256bit

208.0GB/s

Bandwidth

102.4GB/s

Render Config

-

SM Count

-

Compute Units

-

2496

Shading Units

1152

208

TMUs

96

40

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

1280 KB

L2 Cache

512 KB

Theoretical Performance

36.71 GPixel/s

Pixel Rate

16.94 GPixel/s

146.8 GTexel/s

Texture Rate

67.78 GTexel/s

-

FP16 (half)

-

3.524 TFLOPS

FP32 (float)

1.627 TFLOPS

1175 GFLOPS

FP64 (double)

67.78 GFLOPS

Graphics Processor

GK110

GPU Name

GK104

GK110-885-KA-A1

GPU Variant

N15E-Q3-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

3.54 billion

561 mm²

Die Size

294 mm²

Board Design

225W

TDP

100W

550 W

Suggested PSU

-

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

-

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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