Radeon E8950 and GeForce 6800 XT - video card comparison

Radeon E8950

GeForce 6800 XT

Architecture

GCN 3.0 (2014−2017)

Curie (2003−2013)

GPU code name

Amethyst

NV42

Market segment

Desktop

Desktop

Release date

September 2015

September 2005

Interface

MXM-B (3.0)

AGP 8x

Supplementary power connectors

None

1x Molex

Boost clock speed

1000 MHz

-

Core clock speed

735 MHz

450 MHz

Floating-point performance

4,096 gflops

-

Manufacturing process technology

28 nm

110 nm

Number of transistors

5,000 million

202 million

Pipelines / CUDA cores

2048

-

Power consumption (TDP)

95 Watt

-

Texture fill rate

128.0

5.400

Memory type

GDDR5

GDDR3

Maximum RAM amount

8 GB

256 MB

Memory bus width

256 Bit

256 Bit

Memory clock speed

6000 MHz

1200 MBps

Memory bandwidth

192.0 GB/s

38.4 GB/s

Display Connectors

No outputs

1x DVI, 1x VGA, 1x S-Video

DirectX

12 (12_0)

9.0c (9_3)

OpenCL

2.0

N/A

OpenGL

4.6

2.0 (full) Shader Model6.33.0

Vulkan

1.2.131

N/A