Radeon HD 6950 and Radeon HD 6950M - video card comparison

Radeon HD 6950

Radeon HD 6950M

Architecture

TeraScale 3 (2010−2013)

Terascale 2 (2009−2015)

GPU code name

Cayman

Blackcomb Pro

Market segment

Desktop

Laptop

Release date

December 2010

January 2011

Bus support

PCIe 2.0 x16

-

Interface

PCIe 2.0 x16

MXM-B (3.0)

Supplementary power connectors

2x 6-pin

-

Boost clock speed

800 MHz

-

Core clock speed

-

580 MHz

Floating-point performance

2,252.8 gflops

1,113.6 gflops

Manufacturing process technology

40 nm

40 nm

Number of transistors

2,640 million

1,700 million

Pipelines / CUDA cores

1408

960

Power consumption (TDP)

500 Watt

50 Watt

Texture fill rate

70.40

27.84

Memory type

GDDR5

GDDR5

Maximum RAM amount

2 GB

2 GB

Memory bus width

256 Bit

256 Bit

Memory clock speed

1250 MHz

900 MHz

Memory bandwidth

-

115.2 GB/s

Shared memory

-

-

Display Connectors

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

No outputs

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 11

11.2 (11_0)

Mantle

-

-

OpenCL

1.2

1.2

OpenGL

4.4

4.4

Shader Model

5.0

5.0

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-