Radeon HD 6870 and HD Graphics P5700 - video card comparison

Radeon HD 6870

HD Graphics P5700

Architecture

Terascale 2 (2009−2015)

Generation 8.0 (2014−2015)

GPU code name

RV940 Barts

Broadwell GT2

Market segment

Desktop

Desktop

Release date

October 2010

September 2014

Bus support

PCIe 2.0 x16

-

Interface

PCIe 2.0 x16

IGP

Supplementary power connectors

2x 6-pin

-

Boost clock speed

900 MHz

1000 MHz

Core clock speed

-

700 MHz

Floating-point performance

2,016.0 gflops

-

Manufacturing process technology

40 nm

14 nm

Number of transistors

1,700 million

1,300 million

Pipelines / CUDA cores

1120

192

Power consumption (TDP)

151 Watt

15 Watt

Texture fill rate

50.40

24.00

Memory type

GDDR5

System Shared

Maximum RAM amount

1 GB

System Shared

Memory bus width

256 Bit

System Shared

Memory clock speed

1050 MHz

System Shared

Memory bandwidth

134.4 GB/s

-

Shared memory

-

-

Display Connectors

2x DVI, 1x HDMI, 2x mini-DisplayPort

No outputs

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 11

12 (11_1)

Mantle

-

-

OpenCL

1.2

2.0

OpenGL

4.4

4.4

Shader Model

5.0

5.1

Vulkan

-

1.1.80

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-