Radeon HD 6850 X2 and Quadro FX 4800 - video card comparison

Passmark - benchmark score Radeon HD 6850 X2 vs Quadro FX 4800

Radeon HD 6850 X2

2610

Quadro FX 4800

1007

Radeon HD 6850 X2

Quadro FX 4800

Architecture

TeraScale 2 (2009−2015)

Tesla 2.0 (2007−2013)

GPU code name

Barts

GT200B

Market segment

Desktop

Workstation

Release date

September 2011

November 2008

Interface

PCIe 2.0 x16

Supplementary power connectors

2x 8-pin

1x 6-pin

Core clock speed

800 MHz

602 MHz

Floating-point performance

2x 1,536.0 gflops

462.3 gflops

Manufacturing process technology

40 nm

55 nm

Number of transistors

1,700 million

1,400 million

Pipelines / CUDA cores

960

192

Power consumption (TDP)

254 Watt

150 Watt

Texture fill rate

38.40

38.53

Memory type

GDDR5

GDDR3

Maximum RAM amount

2 GB

1536 MB

Memory bus width

256 Bit

384 Bit

Memory clock speed

4200 MHz

1600 MHz

Memory bandwidth

134.4 GB/s

76.8 GB/s

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

1x DVI, 2x DisplayPort, 1x S-Video

HDMI

DirectX

11.2 (11_0)

11.1 (10_0)

CUDA

1.3

OpenCL

1.2

1.1

OpenGL

4.4

3.3

Shader Model

5.0

4.0

Vulkan

N/A