NVIDIA Quadro K4000 vs NVIDIA Tesla K20m

VS

NVIDIA Quadro K4000

NVIDIA Tesla K20m

We compared two Professional market GPUs: 3GB VRAM Quadro K4000 and 5GB VRAM Tesla K20m to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K4000 's Advantages

Lower TDP (80W vs 225W)

NVIDIA Tesla K20m 's Advantages

More VRAM (5GB vs 3GB)

Larger VRAM bandwidth (208.0GB/s vs 134.8GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K4000

1.244 TFLOPS

Tesla K20m +183%

3.524 TFLOPS

Quadro K4000

VS

Tesla K20m

Graphics Card

Mar 2013

Release Date

Jan 2013

Quadro

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1404 MHz

Memory Clock

1300 MHz

Memory

3GB

Memory Size

5GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

320bit

134.8GB/s

Bandwidth

208.0GB/s

Render Config

-

768

Shading Units

2496

64

TMUs

208

24

ROPs

40

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

384 KB

L2 Cache

1280 KB

-

Theoretical Performance

12.96 GPixel/s

Pixel Rate

36.71 GPixel/s

51.84 GTexel/s

Texture Rate

146.8 GTexel/s

-

1244 GFLOPS

FP32 (float)

3.524 TFLOPS

51.84 GFLOPS

FP64 (double)

1175 GFLOPS

Board Design

80W

TDP

225W

250 W

Suggested PSU

550 W

1x DVI 2x DisplayPort 1.2

Outputs

No outputs

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK106

GPU Name

GK110

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

7.08 billion

221 mm²

Die Size

561 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

3.0

CUDA

3.5

5.1

Shader Model

5.1

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