Radeon HD 6870 and GF114 - video card comparison

Radeon HD 6870

GF114

Architecture

Terascale 2 (2009−2015)

Fermi 2.0 (2010−2014)

GPU code name

RV940 Barts

GF114

Market segment

Desktop

Desktop

Release date

October 2010

-

Bus support

PCIe 2.0 x16

-

Interface

PCIe 2.0 x16

-

Supplementary power connectors

2x 6-pin

-

Boost clock speed

900 MHz

-

Floating-point performance

2,016.0 gflops

-

Manufacturing process technology

40 nm

40 nm

Number of transistors

1,700 million

1,950 million

Pipelines / CUDA cores

1120

384

Power consumption (TDP)

151 Watt

-

Texture fill rate

50.40

-

Memory type

GDDR5

-

Maximum RAM amount

1 GB

-

Memory bus width

256 Bit

-

Memory clock speed

1050 MHz

-

Memory bandwidth

134.4 GB/s

-

Shared memory

-

-

Display Connectors

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

-

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 11

12 (11_0)

CUDA

-

2.1

Mantle

-

-

OpenCL

1.2

1.1

OpenGL

4.4

4.6

Shader Model

5.0

5.1

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

PureVideo HD

-

VP4

TrueAudio

-

-

ZeroCore

-

-