NVIDIA Tesla K20X vs NVIDIA Quadro 4000

VS

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 2GB VRAM Quadro 4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20X 's Advantages

Released 2 years late

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (249.6GB/s vs 89.86GB/s)

2432 additional rendering cores

NVIDIA Quadro 4000 's Advantages

Lower TDP (142W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X +709%

3.935 TFLOPS

Quadro 4000

0.486 TFLOPS

Tesla K20X

VS

Quadro 4000

Graphics Card

Nov 2012

Release Date

Nov 2010

Tesla

Generation

Quadro

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1300 MHz

Memory Clock

702 MHz

Memory

6GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

249.6GB/s

Bandwidth

89.86GB/s

Render Config

-

SM Count

8

-

Compute Units

-

2688

Shading Units

256

224

TMUs

32

48

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

512 KB

Theoretical Performance

40.99 GPixel/s

Pixel Rate

7.600 GPixel/s

164.0 GTexel/s

Texture Rate

15.20 GTexel/s

-

FP16 (half)

-

3.935 TFLOPS

FP32 (float)

486.4 GFLOPS

1312 GFLOPS

FP64 (double)

243.2 GFLOPS

Graphics Processor

GK110

GPU Name

GF100

-

GPU Variant

GF100-825-A3

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

3.1 billion

561 mm²

Die Size

529 mm²

Board Design

235W

TDP

142W

550 W

Suggested PSU

300 W

No outputs

Outputs

1x DVI 2x DisplayPort

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

2.0

5.1

Shader Model

5.1

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