NVIDIA Quadro P400 vs NVIDIA Quadro K4000

VS

NVIDIA Quadro P400

NVIDIA Quadro K4000

We compared two Professional market GPUs: 2GB VRAM Quadro P400 and 3GB VRAM Quadro K4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro P400 's Advantages

Released 3 years and 11 months late

Boost Clock1252MHz

Lower TDP (30W vs 80W)

NVIDIA Quadro K4000 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (134.8GB/s vs 32.06GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro P400

0.641 TFLOPS

Quadro K4000 +94%

1.244 TFLOPS

Quadro P400

VS

Quadro K4000

Graphics Card

Feb 2017

Release Date

Mar 2013

Quadro

Generation

Quadro

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1228 MHz

Base Clock

-

1252 MHz

Boost Clock

-

1002 MHz

Memory Clock

1404 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

192bit

32.06GB/s

Bandwidth

134.8GB/s

Render Config

-

2

SM Count

-

256

Shading Units

768

16

TMUs

64

16

ROPs

24

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

384 KB

-

Theoretical Performance

20.03 GPixel/s

Pixel Rate

12.96 GPixel/s

20.03 GTexel/s

Texture Rate

51.84 GTexel/s

10.02 GFLOPS

FP16 (half)

-

641.0 GFLOPS

FP32 (float)

1244 GFLOPS

20.03 GFLOPS

FP64 (double)

51.84 GFLOPS

Board Design

30W

TDP

80W

200 W

Suggested PSU

250 W

3x mini-DisplayPort 1.4a

Outputs

1x DVI 2x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

GP107

GPU Name

GK106

GP107-825-KA-A1

GPU Variant

-

Pascal

Architecture

Kepler

Samsung

Foundry

TSMC

14 nm

Process Size

28 nm

3.3 billion

Transistors

2.54 billion

132 mm²

Die Size

221 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.0

6.4

Shader Model

5.1

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