GeForce GTX 680MX and GeForce GTX 485M SLI - video card comparison

GeForce GTX 680MX

GeForce GTX 485M SLI

Architecture

Kepler (2012−2018)

Fermi (2010−2014)

GPU code name

-

N11E-GTX-A1

Market segment

Laptop

Laptop

Release date

October 2012

January 2011

Bus support

PCI Express 3.0

-

SLI options

+

-

Core clock speed

720 MHz

575 MHz

CUDA cores

1536

-

Manufacturing process technology

28 nm

40 nm

Number of transistors

3540 Million

-

Pipelines / CUDA cores

1536

768

Power consumption (TDP)

122 Watt

100 Watt

Texture fill rate

92.2 billion/sec

-

Memory type

GDDR5

GDDR5

Maximum RAM amount

2 GB

2x2 GB

Memory bus width

256 Bit

256 Bit

Memory clock speed

2500 MHz

1500 MHz

Memory bandwidth

160 GB/s

-

Shared memory

-

-

DirectX

12 API

11

CUDA

+

-

OpenCL

1.1

-

OpenGL

4.5

-

3D Vision

+

-

Optimus

+

-