NVIDIA Tesla D870 vs NVIDIA Quadro P400

VS

NVIDIA Tesla D870

NVIDIA Quadro P400

We compared two Professional market GPUs: 1536MB VRAM Tesla D870 and 2GB VRAM Quadro P400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla D870 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 32.06GB/s)

NVIDIA Quadro P400 's Advantages

Released 9 years and 9 months late

Boost Clock1252MHz

More VRAM (2GB vs 1536GB)

128 additional rendering cores

Lower TDP (30W vs 520W)

Score

Benchmark

FP32 (float)

Tesla D870

0.346 TFLOPS

Quadro P400 +85%

0.641 TFLOPS

Tesla D870

VS

Quadro P400

Graphics Card

May 2007

Release Date

Feb 2017

Tesla

Generation

Quadro

Professional

Type

Professional

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1228 MHz

-

Boost Clock

1252 MHz

800 MHz

Memory Clock

1002 MHz

Memory

1536MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

384bit

Memory Bus

64bit

76.80GB/s

Bandwidth

32.06GB/s

Render Config

-

16

SM Count

2

128

Shading Units

256

32

TMUs

16

24

ROPs

16

-

L1 Cache

48 KB (per SM)

96 KB

L2 Cache

512 KB

-

Theoretical Performance

14.40 GPixel/s

Pixel Rate

20.03 GPixel/s

38.40 GTexel/s

Texture Rate

20.03 GTexel/s

-

FP16 (half)

10.02 GFLOPS

345.6 GFLOPS

FP32 (float)

641.0 GFLOPS

-

FP64 (double)

20.03 GFLOPS

Board Design

520W

TDP

30W

900 W

Suggested PSU

200 W

No outputs

Outputs

3x mini-DisplayPort 1.4a

-

Power Connectors

None

Graphics Processor

G80

GPU Name

GP107

-

GPU Variant

GP107-825-KA-A1

Tesla

Architecture

Pascal

TSMC

Foundry

Samsung

90 nm

Process Size

14 nm

0.681 billion

Transistors

3.3 billion

484 mm²

Die Size

132 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (12_1)

3.3

OpenGL

4.6

1.1 (1.0)

OpenCL

3.0

N/A

Vulkan

1.3

1.0

CUDA

6.1

4.0

Shader Model

6.4

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