GeForce GTX 680M SLI and Radeon HD 8550G - video card comparison

GeForce GTX 680M SLI

Radeon HD 8550G

Architecture

Kepler (2012−2018)

Terascale 3 (2010−2013)

GPU code name

N13E-GTX

Richland

Market segment

Laptop

Laptop

Release date

June 2012

March 2013

Interface

-

IGP

SLI options

+

-

Boost clock speed

-

720 MHz

Core clock speed

720 MHz

515 MHz

Manufacturing process technology

28 nm

32 nm

Number of transistors

-

1,303 million

Pipelines / CUDA cores

2688

256

Power consumption (TDP)

-

35 Watt

Texture fill rate

-

11.52

Memory type

GDDR5

System Shared

Maximum RAM amount

2x 4 GB

System Shared

Memory bus width

2x 256 Bit

System Shared

Memory clock speed

3600 MHz

System Shared

Shared memory

-

+

Display Connectors

-

No outputs

DirectX

11

11.2 (11_0)

CUDA

+

-

OpenCL

-

1.2

OpenGL

-

4.4

Shader Model

-

5.0

Vulkan

-

N/A

Optimus

+

-