NVIDIA Quadro P400 vs NVIDIA Tesla K8

VS

We compared two Professional market GPUs: 2GB VRAM Quadro P400 and 8GB VRAM Tesla K8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro P400 's Advantages

Released 2 years and 5 months late

Boost Clock has increased by 54% (1252MHz vs 811MHz)

Lower TDP (30W vs 100W)

NVIDIA Tesla K8 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 32.06GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro P400

0.641 TFLOPS

Tesla K8 +288%

2.491 TFLOPS

Quadro P400

VS

Tesla K8

Graphics Card

Feb 2017

Release Date

Sep 2014

Quadro

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1228 MHz

Base Clock

693 MHz

1252 MHz

Boost Clock

811 MHz

1002 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

32.06GB/s

Bandwidth

160.0GB/s

Render Config

2

SM Count

-

Compute Units

-

256

Shading Units

1536

16

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

20.03 GPixel/s

Pixel Rate

25.95 GPixel/s

20.03 GTexel/s

Texture Rate

103.8 GTexel/s

10.02 GFLOPS

FP16 (half)

-

641.0 GFLOPS

FP32 (float)

2.491 TFLOPS

20.03 GFLOPS

FP64 (double)

103.8 GFLOPS

Graphics Processor

GP107

GPU Name

GK104

GP107-825-KA-A1

GPU Variant

-

Pascal

Architecture

Kepler

Samsung

Foundry

TSMC

14 nm

Process Size

28 nm

3.3 billion

Transistors

3.54 billion

132 mm²

Die Size

294 mm²

Board Design

30W

TDP

100W

200 W

Suggested PSU

300 W

3x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

1x 6-pin

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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