NVIDIA Quadro 400 vs NVIDIA Tesla K20c

VS

NVIDIA Quadro 400

NVIDIA Tesla K20c

We compared two Professional market GPUs: 512MB VRAM Quadro 400 and 5GB VRAM Tesla K20c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro 400 's Advantages

Lower TDP (32W vs 225W)

NVIDIA Tesla K20c 's Advantages

Released 1 years and 7 months late

More VRAM (5GB vs 512GB)

Larger VRAM bandwidth (208.0GB/s vs 12.32GB/s)

2448 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro 400

0.108 TFLOPS

Tesla K20c +3162%

3.524 TFLOPS

Quadro 400

VS

Tesla K20c

Graphics Card

Apr 2011

Release Date

Nov 2012

Quadro

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

770 MHz

Memory Clock

1300 MHz

Memory

512MB

Memory Size

5GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

320bit

12.32GB/s

Bandwidth

208.0GB/s

Render Config

-

6

SM Count

-

48

Shading Units

2496

16

TMUs

208

8

ROPs

40

-

L1 Cache

16 KB (per SMX)

32 KB

L2 Cache

1280 KB

-

Theoretical Performance

3.600 GPixel/s

Pixel Rate

36.71 GPixel/s

7.200 GTexel/s

Texture Rate

146.8 GTexel/s

-

108.0 GFLOPS

FP32 (float)

3.524 TFLOPS

-

FP64 (double)

1175 GFLOPS

Board Design

32W

TDP

225W

200 W

Suggested PSU

550 W

1x DVI 1x DisplayPort

Outputs

No outputs

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GT216

GPU Name

GK110

GT216 GL

GPU Variant

GK110-885-KA-A1

Tesla 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.486 billion

Transistors

7.08 billion

100 mm²

Die Size

561 mm²

Graphics Features

11.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

1.2

CUDA

3.5

4.1

Shader Model

5.1

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